Free AI Resources you can start using today

AI search built for developers, with code-aware results.

Feature-rich self-hosted chat UI for Ollama, OpenAI-compatible APIs and local models. Surpassed 282M downloads with cross-platform support.

Polished open source LLM chat framework with PWA support, multi-model integration, image generation, TTS and STT. Looks like a production app.

Open source ChatGPT-style platform that integrates multiple LLMs, plugins, agents and AI tools into a single free interface with multimodal support.

Open source generative AI suite with personas, multi-model chat, beam search, code execution and a polished UI. Self-hosted or hosted.

Universal one-click launcher to install, launch and control any open source AI app locally. Manages dependencies and isolated environments.

Moonshot AI's free chatbot with very long context windows and strong document understanding.

Free interface for Zhipu's GLM-4 and GLM-4.5 models with reasoning and search.

ByteDance's free assistant with chat, image, and voice features in Chinese and English.

xAI's chatbot with a free tier offering Grok 3 and limited image generation.

Free Llama-powered assistant with image generation and web search.

Free conversational assistant focused on emotional intelligence and natural voice mode.

Free hosted chat from Lambda Labs running open-weights models like Hermes and Llama.

Free Command R chatbot with retrieval, citations, and multilingual support.

Free role-play chatbot platform with millions of user-created characters and personas.

Free AI companion chatbot focused on conversation, journaling, and emotional support.

Baidu's free Chinese-first assistant powered by Ernie 4.0 with multimodal features.

SenseTime's free chatbot with Chinese-language strength and image generation.

Alibaba Cloud's free assistant covering chat, document Q&A, and code generation.

Tencent's free assistant powered by Hunyuan and DeepSeek with WeChat integration.

Privacy-focused AI search engine with conversational answers and zero ads.

Fast AI search engine with explore and research modes.

Neural search engine with free tier for finding semantically similar web content.

Free AI search engine focused on factual question answering with sources.

Free AI search engine generating custom Sparkpages for each query.

Free AI search returning structured Wikipedia-style topic breakdowns.

Free multilingual AI search engine with mind map and presentation outputs.

Free open-source AI search engine with multiple model backends.

Open-source AI search built on the Vercel AI SDK with Grok and Claude.

Mckay Wrigley's open-source ChatGPT-style frontend for OpenAI-compatible backends.

Free open-source AI suite with personas, beam search, and multi-model chat.

Free open-source frontend for character role-play with extensive customization.

Open-source modern chat UI with plugins, agents, and multi-modal support.

One-click deployable cross-platform ChatGPT clone with Vercel support.

Minimal open-source web UI for Ollama and OpenAI servers.

Lightweight single-page LLM frontend focused on token-by-token control.

Open-source one-stop AI chat platform with billing and admin features.

Open-source enterprise search and chat connecting to company documents.

Free study assistant for students with essay, exam, and class-note tools.

Khan Academy's free AI tutor for students and teachers funded by donors.

Free homework-help app using AI and search to explain concepts step by step.

Free AI clinical decision support for medical professionals with case workups.

Free AI medical search built on peer-reviewed literature for clinicians.

Free AI search engine summarizing scientific paper findings with citations.

Free research assistant extracting findings and themes from academic papers.

Free Google research assistant turning sources into summaries, FAQs, and audio overviews.

Desktop AI client with 300+ assistants, MCP-native, AGPL-licensed.

Self-hosted NotebookLM alternative with 18+ providers and podcast generation.

Privacy-focused NotebookLM alternative connecting Slack, Notion, GitHub, YouTube.

Browser sidebar for any local Ollama model on any webpage.

Free open-source sidebar replacing Sider, Monica, Merlin, MaxAI.

Private encrypted local LLM runner for macOS and Windows.

Fully offline private AI assistant for iPhone and Mac.

End-to-end encrypted AI chat with DeepSeek R1 and GPT-OSS.

Anonymous DuckDuckGo chat with GPT, Claude, Llama, Mistral, no account required.

Multi-model chat from Theo with free tier, fast UX across providers.

Run ChatGPT, Claude, Gemini, Grok solo or side-by-side in one window.

Free browser aggregator with model switching across major providers.

Compare 35+ AI models side-by-side including DeepSeek, Llama, Phind.

Concurrently chat ChatGPT, Claude, ChatGLM, Wenxin, Spark to compare answers.

Arc successor with URL bar that doubles as chatbot for page summaries and drafts.

Built-in privacy-first AI in Brave with free Qwen, Mixtral, Gemma access.

ByteDance's open-sourced bot-builder with plugins and visual workflows.

No-code memory layer for AI ranked top on LongMemEval and LoCoMo.

Open-source local-first second brain fusing Notion and Miro for the AI era.

Chat with LLMs running natively in your browser via WebGPU.

Autonomous virtual-computer agent that books, codes, builds spreadsheets.

Cross-platform AI client with Superchat memory across providers and tasks.

Free private Mac AI client with no account and no message limits.

AI second brain combining notes, tasks, and email with a free starter tier.

Self-organising AI workspace with a free tier for capturing notes and surfacing context.

AI presentation tool with strong PPTX exports and design quality, beats Gamma on output polish.

Open-source AI presentation generator with full data privacy and PPTX/PDF export.

Story-first AI presentation tool with narrative engine.

AI presentation tool praised for URL imports where Gamma falls short.

Speed-first AI landing page generator with prompt-to-publish flow.

AI landing page generator from prompt to live site.

AI-first design editor with low-fi to hi-fi conversion in one click.

Free AI wireframe generator with Figma and code export from sketches.

Patented 18-model wireframe generator.

Google Labs text-to-UI tool with voice canvas and MCP integration.

AI design editor producing real React/Tailwind via visual canvas.

Conversational infinite-canvas AI design tool with Figma paste-to-prototype.

Build React UIs 10x faster with AI-powered drag-and-drop and one-click deploy.

Free open-source local AI app builder.

Community-driven AI design prompt library covering UI, animations, styles.

Deep neural net color palette generator.

Live preview AI palettes on real UI/UX, illustration, web designs.

Reconstructs production-ready 3D models from images with accurate structure.

Free text-to-3D and image-to-3D with AI rigging and texturing.

Free image-to-3D with PBR textures and multi-angle input.

Free text and image to 3D with 30 starter credits.

14 AI 3D models in browser with 20-second results.

Editable AI SVG, logo, icon, illustration generator.

AI SVG generator for logos, icons, illustrations in seconds.

AI SVG generator with text or image prompts and edit-ready output.

AI icon generator with no-watermark free tier.

Free AI brand kit from a website link including logo, colors, fonts.

Commercial-use AI logo generator with brand assets.

AI text-to-flowchart, ERD, tree diagrams with auto-align.

Open-source NeRF and Gaussian Splatting framework with real-time rendering.

Phone video to realistic 3D Gaussian splat scenes, free generator.

Free webcam motion capture, unlimited 15-second recordings, no suit needed.

Always-free accounts turn any video into 3D character animation.

Free tier ChatGPT sidebar for any webpage with summarization, translation, and writing tools.

Free AI Chrome extension provides chat, summarization, and writing across any website daily.

Free daily queries on any website with GPT-4o, Claude, and Gemini access included.

Free Chrome extension brings ChatGPT, Claude, and Gemini to email, search, and any webpage.

Free Chrome extension offers AI autocomplete and rephrasing across Gmail, Docs, and websites.

Free hybrid AI Chrome extension combines GPT chat with web automation and monitoring.

Free AI browser assistant for reading, writing, summarizing, and chatting with web pages.

Bot-free AI meeting note taker, 100+ languages, free 10 meetings/month.

Voice dictation that rewrites speech in your style across any app on Mac/Windows/iOS/Android.

AI voice dictation, 4,000 free words/week, no data retention or training.

Mac, Windows, iPhone AI dictation with free trial, no credit card required.

Open source free transcription tool for Mac, Windows, Linux.

AI calendar with drag-and-drop time-blocking, free personal plan.

Email-based AI scheduler, CC it to find times for everyone.

AI for Google Sheets connecting live data with GPT-powered formulas.

Compares 22 AI translation models with free 100,000 words/month no signup.

AI-native outliner with Supertags, live queries, meeting agents on free tier.

AI mind map generator from YouTube, PDFs, articles, audio with free plan.

Visual AI brainstorming canvas with team collaboration.

AI flashcards from notes, PDFs, YouTube, webpages.

Real-time AI meeting overlay assistant with stealth mode.

Free open-source AI meeting/interview assistant clone of Cluely.

Meeting note-taker with GDPR/SOC 2, agendas, action items, free tier.

Free tier providing AI-generated recipes based on ingredients and dietary preferences.

Free AI recipe generator producing custom dishes from prompts and dietary needs.

Text or image to 3D models in seconds, free with no login required.

AI-assisted physics-based keyframe animation with free tier.

Phone video to 3D mocap animation in browser with free starter plan.

Free AI copywriting and art for marketers, no card required.

Free copywriting tools suite for marketers and content teams.

Free AI ad copy generator for high-converting Meta ads.

Free Discover tier for Meta ad copy and creative variations.

Free lookalike company finder, lead generator, and tech stack detector.

Free real-time AI sales coach for cold calls and live conversations.

Free tier AI cold email personalization with CRM integration.

14-day trial AI cold email outreach, 300 credits, no card.

Free site audit covering technical, on-page, content, competitor analysis.

Free AI website audit scoring visibility in ChatGPT, Gemini, Perplexity.

Completely free AI contract review with risk flags, no signup.

Free assistant that summarizes contracts and answers clause-level questions.

Free AI legal research across U.S. case law with semantic search.

Free AI legal research and drafting on CourtListener data.

Free AI stock picker combining millions of signals into validated picks.

Free AI stock analysis with predictive tools and expert pick tracking.

Free real-time AI stock and crypto news with trend predictions.

Free AI financial insights, analysis, and predictions for retail investors.

3-minute free AI symptom checker with 71.6% top-10 accuracy.

Free AI symptom checker validated by top human doctors.

Free AI doctor for symptom triage with optional paid video visits.

Free non-profit AI clinical decision support for rare and complex diseases.

Free AI listing description generator for real estate agents.

Free AI virtual staging and interior design transformations.

Free AI sourcing tier with no card and no sales call required.

Free 10-point fit scoring with red-flag detection.

Free AI bulk ATS resume screening and ranking.

Free AI chatbot for customer support trained on your site content.

Free AI meal plans, recipes, and smart shopping lists.

Free ingredient-to-recipe AI generator with personalization.

Free AI recipe generator with meal plans and grocery lists.

Free prompt library with topic-based browsing and community voting.

Shared discovery space for text and image prompts in one place.

Curated cross-LLM prompt library for ChatGPT, Claude, Perplexity, Gemini.

Open-source framework for jailbreaking, prompt injection, multi-turn LLM attacks.

Open-source context-aware guardrails for prompt injection and data leakage.

Open-source generative model for novel protein binders ready for drug discovery.

UK initiative releasing open AI binding-affinity datasets and predictive models.

Web platform with open-source PoET model for biologists.

Premier open-source chemistry AI library for custom model training.

AstraZeneca open-source generative AI for small-molecule design.

Fully open weather AI stack from observation processing to 15-day forecasts.

Open-source nonprofit ML for solar nowcasting from satellite imagery.

Free generative AI for 3D animation videos from text or video prompts.

Community hub for stable diffusion models, LoRAs, and embeddings.

The biggest open hub for ML models, datasets, and demos.

Free hosting for ML datasets large and small.

Free hosting for ML demos with Gradio, Streamlit, or Docker.

Build ML web apps in pure Python.

Turn Python scripts into shareable web apps.

Offline GPL-3 image generator that strips away parameter tuning so you only think about prompts and images. The friendliest local SD/Flux UI.

Completely free unlimited no-login Flux, Z-Image, Qwen, Nano Banana router.

Black Forest Labs' official free FLUX.2 and Kontext playground, no signup.

Unlimited free text-to-image, image-to-image, anime, batch background remover.

Alibaba 6B open-source model, sub-second 1024px generation on 16GB GPU.

Tencent's 80B-parameter open-source text-to-image model.

Fast AI generator for the GPU-poor running Wan, Qwen, Hunyuan, LTX, Flux on small VRAM.

Alibaba's open-source 7B image foundation model with best-in-class Chinese and English text rendering.

Free in-browser unified generation and instruction-guided editing in one model.

Maintained Forge fork supporting Flux, Z-Image, Qwen, Wan2.2, Nunchaku.

Active community-driven Forge fork after the original paused development.

Free open-source Magnific alternative for photoreal AI enhancement.

Free desktop app for AI image and video upscale and denoise.

100% in-browser Stable Diffusion via WebGPU on Mac M1/M2, no server.

lllyasviel's portrait relighting model with text and background conditioning.

Browser-only background remover, no upload, unlimited use.

Instant photo face swap, no account, no watermark.

Free unlimited anime art generator with multiple styles.

Free AI comic, manga, manhwa, webtoon generator with character consistency.

Free comic strip, book, manga generator with panel layout AI.

Free unlimited AI tattoo design generator.

Free AI tattoo design app trending with tattoo artists.

500K-user free coloring page generator with photo-to-coloring.

Free printable coloring page generator with party-theme prompts.

Free 2026-grade lossless old photo restoration and colorization.

Free photo restoration with no signup or watermark.

Free scratch removal, face enhance, and colorize in one tool.

Free interior design AI with photoreal renders, no card required.

Free AI architecture rendering from sketches with realistic lighting.

Free interior, exterior, garden, virtual staging across 30+ styles.

Truly free AI product photoshoot, no credits, no watermark.

Unlimited free AI product photo backgrounds since 2022.

Free outpainting, action figure generator, batch edit, no signup.

30B parameter open-source text-to-video from StepFun, 540p 204 frames.

Open-source human-centric video foundation model from Skywork AI.

Expressive portrait animation with audio-driven motion transfer.

Sand AI autoregressive video model with infinite length generation.

lllyasviel's next-frame prediction making video gen runnable on 6GB VRAM.

Tencent's identity-preserving video customization from a single image.

Realistic talking portrait with Wan2.1 base and full-body motion.

Tencent shifted-window audio-driven portrait animation.

Ant Group half-body audio-driven animation with hand gestures.

ByteDance flow-based video foundation model unifying image and video.

Alibaba all-in-one video creation and editing with Wan base.

MIT 50x faster causal video generation distilling bidirectional models.

DeepBrain audio-driven talking portrait with motion latent flow.

ByteDance flexible identity preservation for FLUX video chains.

Alibaba trajectory-oriented diffusion transformer for controllable motion.

Tencent multi-character audio-driven avatar dialogue generation.

Shanghai AI Lab parallel transformer 2B/5B/8B video models.

Plug-and-play video inpainting with any pretrained DiT.

Identity-preserving text-to-video with frequency decomposition.

StepFun's 130B unified speech model with emotional control and dialect support.

LLM-based TTS with Qwen2.5 backbone, zero-shot cloning, fine-grained voice control.

Amphion's masked generative codec transformer, non-autoregressive zero-shot TTS.

Llama-based scalable TTS with 1B/3B/8B variants.

Alibaba's streaming zero-shot TTS with bilingual cross-lingual cloning.

Zyphra's 1.6B transformer/hybrid TTS with expressive emotion conditioning.

Nari Labs' 1.6B dialogue TTS generating multi-speaker conversations from script.

ByteDance's sparse alignment TTS with accent control and ultra-light DiT.

Boson AI's unified audio LLM with multilingual cloning and emotional generation.

Real-time full-duplex spoken dialogue model with 200ms latency.

Speaker diarization toolkit hitting SOTA, used by Otter and Fireflies.

Useful Sensors' on-device ASR, 5x faster than Whisper-tiny.

First open full-song diffusion model generating 4-min songs with vocals in 10 seconds.

Alibaba's high-fidelity long-form music generation with text control.

Tencent's full-song generation with lyrics-to-song coherent structure.

Tencent SongGeneration model with separate vocal and accompaniment tracks.

Kyutai's simultaneous speech-to-speech translation, real-time streaming.

Fourier-based neural vocoder, faster than HiFi-GAN at higher quality.

NVIDIA's universal neural vocoder for 44kHz any-domain audio.

Conditional flow matching TTS, faster than diffusion at comparable quality.

Free tier for creating conversational NPCs with voice, memory, and Unity/Unreal plugins.

Free tier for building character-driven AI NPCs with personality, voice, and emotion.

Free tier of generative AI game art platform with style-consistent asset creation.

Free paraphrasing, grammar checking, and summarization tool with browser extensions and Word integration.

Free tier offers ten daily AI rewrites for clearer, shorter, or more casual phrasing.

Free plan generates 10,000 characters monthly across 40+ writing use cases and tones.

Free workspace includes 2,000 words monthly across blog, email, and marketing copy templates.

Free tier provides daily AI writing assistance, autocomplete, and a personalized writing assistant.

Free tier offers academic writing feedback, paraphrasing, and title generation for researchers.

Free AI rewriter improves clarity, tone, and style in English and German.

Free article and document summarizer with browser extension and key insights extraction.

Free online summarizer for articles, essays, and identifying main ideas in long texts.

Free no-signup summarizer reduces articles, URLs, and uploaded documents to seven key sentences.

Free browser extension generates summary flashcards from research papers and long articles.

Free Chrome extension summarizes any article into bullet points with one click.

Free AI summarizer extracts key points from PDFs and articles for fast review.

Free tier summarizes articles, YouTube videos, and PDFs into shareable knowledge cards.

Free browser extension summarizes and saves YouTube, articles, and podcasts into a personal knowledge base.

Free tier summarizes YouTube videos into eight key insights with timestamps.

Free YouTube, PDF, and article summarizer with AI notes and mind map generation.

Free plan covers five hours of transcription monthly with AI summaries and highlights.

Free tier offers AI-enhanced meeting notes that combine your input with automatic transcription.

Free plan transcribes meetings, generates minutes, and extracts action items automatically.

Free tier creates structured meeting notes and shares them automatically with your team.

Free tier offers AI-powered Gmail experience with summaries, search, and smart inbox features.

Free tier AI email assistant learns your style and drafts replies in your voice.

Free starter plan provides daily AI email coaching for sales and outreach writers.

Free tier spreadsheet with built-in AI functions for data analysis, summaries, and web scraping.

Free daily AI generates Excel and Google Sheets formulas from plain English descriptions.

Free tier brings AI text generation directly into Google Sheets via simple formulas.

Free open source self-hostable translation API alternative to Google Translate.

Free AI workspace combines mind maps, outlines, and chat for collaborative brainstorming and task tracking.

Platform for building stateful agents with advanced long-term memory that learn and self-improve. Born from MemGPT at UC Berkeley's Sky Computing Lab.

Universal memory layer for AI agents and chatbots. Stores user, session, and agent state with a few lines of code, self-hostable or managed.

End-to-end context engineering platform with sub-200ms retrieval that builds a temporal knowledge graph from chats, docs, and business data.

Memory control plane for AI agents that builds persistent knowledge graphs and embeddings in six lines of code.

Free tier translates whole documents in DOCX, PPTX, PDF formats with high quality.

Free document translation supporting DOCX, PDF, PPTX with 100+ languages instantly.

Open source neural machine translation models from Helsinki NLP for hundreds of language pairs.

Open-source offline neural machine translation library pairing well with Whisper for dubbing pipelines.

Free open-source self-hosted machine translation API for building custom dubbing workflows.

Meta's open-source speech-to-speech translation model across 100 languages, free self-host.

Free tier AI research assistant for reading, writing, and managing papers.

Free browser-integrated AI assistant useful for summarizing research while you read.

Free open source AI research assistant plugin for Zotero.

Free tool that highlights confusing parts of research papers and explains them.

Free credits to generate presentations, documents, and webpages from a single prompt or outline.

Free tier generates AI-narrated decks and tactical sales documents from prompts or pasted content.

Free tier creates structured slide decks with auto layouts, icons, and speaker notes.

Free tier turns text into Google Slides presentations with auto layout and image suggestions.

Free tier creates branded decks from prompts with smart templates and auto formatting.

Free tier generates data-driven, executive-ready presentations from a brief topic.

Free tier converts text, screenshots, and sketches into editable multi-screen app wireframes.

Free plan turns screenshots, sketches, and prompts into editable wireframes and high-fidelity mockups.

Free tools for AI patterns, gradients, mesh backgrounds, and design assets.

Free tier generates diagrams, flowcharts, and architecture maps from text prompts.

Free tool that turns written text into editable diagrams, charts, and visual explanations.

Free trial generates a full small business website, copy, and forms in seconds.

Free trial AI builder for landing pages, waitlists, and idea validation sites.

Free plan to build, host, and publish one AI-generated site on a Dorik subdomain.

Free AI-generated website draft tailored to your industry before any commitment.

Free tier generates a full business website from a single text prompt.

Free AI color tool that learns your taste and generates unlimited palettes, gradients, and combinations.

Free AI tool that generates harmonious font pairings using deep learning.

Free tier turns Figma designs into responsive React, Next.js, and React Native code.

Free trial AI site map and wireframe generator with Webflow and Figma component libraries.

Free AI tools including blog writer, ad generator, and brand name creator.

Free plan to build a custom GPT chatbot trained on your website content.

Free legal document drafting and review with open-source legal templates library.

Free contract summarizer producing bullet point breakdowns from any uploaded agreement.

Free tool translating legal jargon into plain English for everyday users.

Free tier offering AI-powered fundamental analysis, transcripts, and KPIs for public companies.

Free stock screener, financials, and AI-generated company summaries without sign-up.

Free institutional-grade financial analytics with AI-driven dashboards and global market data.

Free AI pattern search and trend predictions for stocks, ETFs, and crypto.

Free Indian stock screener with AI-driven fundamental scores and watchlists.

Free AI stock research with sentiment, fundamentals, and natural language queries.

Free AI symptom checker producing possible causes and triage suggestions for consumers.

Free symptom assessment app with AI-guided health questionnaires and care recommendations.

Free HIPAA-compliant AI assistant for verified physicians for clinical and admin tasks.

Free AI-powered medical chatbot for symptom assessment and triage in multiple languages.

Free consumer symptom checker backed by clinical evidence and AI triage.

Free Chrome extension for AI-powered candidate sourcing across the open web.

Free job description generator and candidate scorecard templates powered by AI.

Free for verified students and maintainers of popular open-source projects.

AI-first code editor with agent mode and tab completion.

AI-native code editor by Codeium. Generous free tier.

On-device AI code completion that respects privacy.

Pair-programming CLI with any LLM, including local Ollama models.

Open-source AI code assistant for VS Code and JetBrains.

Autonomous coding agent for VS Code, BYO API key.

Cline fork with extra agent modes, BYO API key.

Modern, AI-enhanced terminal with command suggestions and natural-language commands.

Free AI code completion in 70+ languages and 40+ editors.

Code-aware AI assistant from Sourcegraph.

Free AI assistant focused on developer tasks.

Vercel's text-to-UI generator. Generates React + Tailwind UIs from prompts.

StackBlitz's prompt-to-full-stack-app builder running entirely in the browser.

Prompt-driven full-stack app builder. The 2026 fast path from idea to live app.

Replit's prompt-to-app agent inside the Replit IDE.

AI design-to-code tool focused on producing real components.

Open source autonomous software engineering agent (formerly OpenDevin) that writes code, runs commands, browses the web, and fixes bugs. Tops 70%+ on SWE-Bench Verified for open agents.

Princeton research project that takes a GitHub issue and tries to fix it autonomously with the LLM of your choice. Also handles offensive cybersecurity and competitive coding.

100-line AI agent from the SWE-agent team that scores over 65% on SWE-bench Verified. Radically simple and hackable, no heavy configs or monorepo.

Natural language interface for your computer that lets LLMs run code locally to control files, browsers, and apps. Open source alternative to ChatGPT Code Interpreter.

Multi-agent framework that simulates an entire software company with PM, architect, engineer, and QA roles. Takes a one-line requirement and outputs requirements, designs, and code.

Open source virtual software company where intelligent agents act as CEO, CTO, programmer, reviewer, tester, and designer to build apps end to end.

Agentic AI software engineer that breaks high-level instructions into steps, researches information, and writes code to ship features. An open Devin alternative.

Block's open source extensible AI agent that installs, executes, edits, and tests with any LLM. Native desktop, CLI, and API with 1,700+ MCP servers.

Terminal-based AI development tool that plans and executes large coding tasks across many files. Handles up to 2M tokens of context with tree-sitter project maps.

Neovim plugin that emulates the Cursor AI IDE with agentic workflows, multi-provider support, and one-keystroke apply for AI suggested edits.

All-in-one LLM CLI tool with shell assistant, chat REPL, RAG, tools and agents. Talks to OpenAI, Claude, Gemini, Ollama, Groq and 20+ providers.

Self-hosted, open source AI coding assistant focused on code completion that you can run on your own infrastructure with no external API dependency.

Open source code completion and refactoring tool with agent-style chat and self-hosting support. IDE plugins for VS Code and JetBrains.

Open source AI code editor that bundles the best AI coding tools into a single integrated experience. VS Code based.

Open source, minimalist AI code editor that brings agentic coding into a clean distraction-free interface. A free Cursor alternative.

Open source AI coding agent built for the terminal by SST. Supports Claude, OpenAI, Google, and local models with built-in build and plan agents.

ByteDance's LLM-based agent for general-purpose software engineering tasks. Powerful CLI that executes multi-step engineering work in real codebases.

Fully autonomous AI agent that runs in Docker with a web UI to perform complex tasks via terminal, browser and editor.

Autonomous coding agent built on LangGraph with a research, plan, implement pipeline and optional aider integration for near-full autonomy.

Multi-agent coding tool from Pythagora that builds full apps step by step with Architect, Developer, and Reviewer agents that loop in the human for the last 5%.

Open-source MIT 'harness builder' that turns coding workflows (plan, code, validate, review, PR) into deterministic YAML pipelines for any AI coding agent.

Generates full-stack web apps with backend, database, and stateful UI from a prompt. Early alpha but a glimpse of open Bolt-style builders.

AI agent that auto-generates and improves unit tests, runnable from the terminal or CI. AGPL-3 self-hostable.

ByteDance's free AI IDE with Claude and GPT-4 access, fully free during preview period.

Open source VS Code fork that lets you bring your own AI keys for private coding.

Open source VS Code agent combining Cline and Roo features with free model credits monthly.

Lightning fast autocomplete with generous free tier and 300,000 token context window.

Free local AI copilot for saving snippets, generating code, and contextual workflows.

Open source VS Code extension for local Ollama autocomplete and chat without telemetry.

Free AI coding copilot extension with chat and autocomplete for VS Code users.

Free VS Code extension with marketplace of AI agents and bring-your-own-key support.

Free AI builder for full-stack Next.js apps with Supabase auth and database wired in.

Open source whole codebase generator that scaffolds entire projects from a single prompt.

Free Wasp-based AI generator that scaffolds full-stack React and Node apps from prompts.

Free AI software engineer that runs autonomously on GitHub issues for individual developers.

Free tier AI app builder generating full-stack web apps from prompts.

Open source autonomous program improvement tool for GitHub issues and bug fixing.

Open source self-hostable AI coding agent with free cloud tier for individual developers.

OpenAI's open source terminal agent for coding tasks running locally with API keys.

Google's open source terminal AI agent with generous free Gemini quota for individual users.

Charm's open source terminal coding agent with multi-model support and beautiful TUI.

AI code review for pull requests, free for open source repositories on GitHub and GitLab.

AI codebase chat and PR review with a free tier for open source repositories.

AI code reviews and bug fixes on pull requests, free for open source projects.

Qodo's open source GitHub and GitLab pull request reviewer and describer.

AI code review with free tier offering pull request analysis and chat for individuals.

AI pull request descriptions and summaries with a small free monthly allowance.

AI mentor reviewing PRs with free tier for personal projects and small teams.

Free AI code review that runs custom rules against pull requests on GitHub.

AI bug detection on pull requests with free public repository scanning.

AI code integrity platform with free Gen plugin for VS Code and JetBrains test generation.

Free community edition that auto-generates Java unit tests using AI without prompts.

AI agent that writes unit tests automatically with a free tier for personal projects.

Open source AI testing toolkit that records traffic and generates tests and mocks.

Free for open source visual end-to-end testing platform powered by AI replays.

Open source end-to-end testing framework with built-in GPT helpers for self-healing tests.

Free trainer tier for AI assisted browser test recording and maintenance.

Free AI Python refactoring assistant in editors with PR review for open source repositories.

Free automated security fixer that opens pull requests with hardened code on GitHub.

Free tier code aware documentation that stays in sync with the codebase automatically.

Open source GPT documentation assistant you can self host on any project's docs.

Free tier AI inline code documentation generator producing docstrings across many languages.

Free marketplace of shadcn compatible AI generated components with prompt-to-component builder.

Augment Code's terminal agent with massive context engine.

Sourcegraph's no-permissions agentic coding tool that runs autonomously.

Open-source AI pair programmer for the terminal with multi-provider support.

Free tier coding agent with Repo Grokking and 70+ tool integrations.

Open-source Copilot server alternative for self-hosting.

Open-source visual editor for React, "Cursor for designers".

Generative UI framework, free for builders.

Clone any website into editable code in seconds.

Prompt-to-mobile-app generator producing real React Native code.

Mobile-first AI app builder with Expo.

Prompt-to-app with React and Tailwind output.

AI builder for non-coders with free tier.

Build apps from natural language with free starter plan.

Build full-stack Streamlit and FastAPI apps with AI.

Full-stack prompt-to-app builder.

Google's free agentic app builder replacing Project IDX.

Terminal AI that edits your codebase with free tier.

AI browser automation for testing with free tier.

Open-source AI browser automation and testing.

Natural language E2E testing by the Gumroad team.

AI-generated Playwright tests with free tier.

Open-source AI SQL client with strong Asia adoption.

Open-source GenBI text-to-SQL agent.

Chat-based SQL client, free open source.

Anthropic's flagship assistant. Free tier offers daily Claude access. The Pro plan unlocks longer thinking and Claude Code.

OpenAI's assistant. Free tier covers most casual use plus image generation quotas.

Google's frontier assistant. Generous free tier especially for verified students.

Microsoft's consumer assistant powered by GPT and proprietary models.

European-built assistant from Mistral with a clean free tier.

AI-native search engine that cites every source. Free tier covers most casual research.

Multi-model AI search and assistant.

Free chat across many open-source models hosted by Hugging Face.

Quora's multi-model chat hub.

Capable open-weights model with a free chat interface.

Alibaba's free chat for the Qwen series of open-weights models.

MIT-licensed personal AI assistant that runs locally and bridges to chat apps you already use (WhatsApp, Telegram, Discord, Slack, iMessage and 50+ more). 370k+ GitHub stars. BYO API key or run local models.

Nomic's open source desktop chat app for running local LLMs on Windows, macOS and Linux. No GPU required for many models.

Free desktop chat app for both local and online models with split chats, knowledge stacks and web search. Sleek modern UI on macOS, Windows and Linux.

Unified API across hundreds of models with observability and zero-data-retention.

TypeScript SDK for LLMs with provider switching, tool calling, and streaming.

Unified pay-as-you-go API to 200+ models with free credits on signup.

Fastest inference on the planet with a generous free tier for open-weights models.

Hosted open-weights models with $25 free credits.

Production-grade inference for open-source models with free credits.

Serverless GPU compute with $30/month of free credits.

Free serverless inference for thousands of open models.

Run open-weights models locally with a single command.

Polished desktop app to download and run local models.

Open-source ChatGPT-style desktop app that runs entirely on your machine.

The C++ engine behind every local-LLM desktop tool.

Fast LLM inference server for production GPU deployments.

The most popular LLM application framework.

Stanford's framework for optimising LLM pipelines instead of writing prompts.

Evals, prompts, and observability for LLM apps.

Open-source LLM evals you can run in CI.

Python library that simplifies LLM development with a unified interface across OpenAI, Anthropic, Mistral, Gemini, Groq, Cohere, LiteLLM, Azure and Bedrock.

Library for getting structured JSON or Pydantic outputs from LLMs with retries, validation, and streaming. Works with most major providers.

Python library for structured text generation with grammars, regex and JSON schemas. Forces LLMs to produce valid output by construction.

Python SDK and proxy server (AI gateway) to call 100+ LLM APIs in OpenAI format with cost tracking, guardrails, load balancing and logging.

Python framework for serving AI apps and models in production. Build inference APIs, job queues, multi-model pipelines, and LLM apps with vLLM backend.

High-performance serving framework for LLMs and multimodal models with RadixAttention KV cache reuse. Powers 400k+ GPUs in production.

Scalable model serving library from the Ray ecosystem for building online inference applications that scale across many machines.

Nous Research family of open weight models (14B, 70B, 405B) with hybrid reasoning that toggles think tags. Uncensored alignment, leads on RefusalBench.

Meta's instruction-tuned 70B Llama model with multilingual support and strong coding and reasoning. A drop-in upgrade for Llama 3.1 70B.

Alibaba's Qwen3 family of dense and Mixture-of-Experts open weight models with strong performance on coding, math and multilingual tasks.

Qwen reasoning model that thinks step-by-step before answering. 32B open weights checkpoint with R1-class performance on math and code.

Mistral and Nvidia's 12B open weight model with a 128k context window under Apache 2.0. The pragmatic pick when you have around 12GB VRAM.

Mistral's first dedicated code model, fluent in 80+ programming languages with native fill-in-the-middle. Open weights for non-production use.

Google's open weight Gemma 3 family with multimodal vision input, 128k context, and 140+ languages. Sizes from 1B to 27B.

Microsoft's 14B small language model trained on heavy synthetic data. Beats some 70B models on math reasoning under MIT license.

Allen AI's fully open LLM family (7B, 13B, 32B) with weights, code, data, recipes and intermediate checkpoints all released. Truly reproducible.

Hugging Face's compact 3B parameter open source LLM with weights, datasets and code released. Designed for efficient on-device inference.

Moonshot AI's 1T parameter MoE model with 32B active params, optimized for agentic and coding tasks. Released under modified MIT license.

Free inference tier on Cerebras wafer-scale engines with Llama 3.3 70B, Qwen3, and GPT-OSS 120B at up to 1M tokens per day. No card required.

GPU compute and inference dashboard offering open source models like Llama 3.3 70B at competitive per-token pricing with a free starter tier.

Python framework for validating and structuring LLM outputs through composable Guards that intercept responses and enforce constraints.

Headless browser written from scratch in Zig and tuned for AI agents. Drop-in for Puppeteer and Playwright with a fraction of Chromium's RAM footprint.

ByteDance's open-weights vision-language agent model that operates GUIs by perceiving screenshots and emitting actions. Strong baseline for desktop and mobile automation.

Microsoft tool that parses UI screenshots into structured elements so vision agents can click, type, and reason on arbitrary apps.

Open-source Apache-2.0 infrastructure for running AI-generated code in secure cloud sandboxes. Free tier covers most prototyping.

Stanford OVAL's MIT-licensed system that researches a topic and writes a cited Wikipedia-style report. The original open deep-research agent.

Open-source AI answer engine with generative UI and multiple model providers. Easy self-host alternative to Perplexity.

MIT-licensed self-hostable AI answer engine that pairs internet search with local Ollama or cloud LLMs. Privacy-respecting and cited.

Single-executable AI text-generation app for GGUF models with image gen, ASR, and TTS bundled. Friendly entry point to local LLMs.

Desktop app for running local LLMs with a web UI and OpenAI-compatible API. The classic 'oobabooga' interface, no telemetry.

Apache-2.0 system that turns your laptops, phones, and Macs into a single AI cluster to run models too big for any one device.

Mozilla project that ships an entire LLM as a single executable file that runs on Windows, macOS, Linux, and BSD without installation.

Universal LLM deployment engine that compiles and runs models on AMD, NVIDIA, Apple Silicon, browsers, iOS, and Android.

Open platform for training, serving, and evaluating LLM chatbots from LMSYS. The codebase behind Chatbot Arena and the LMSYS leaderboard.

Toolkit for compressing, deploying, and serving LLMs with persistent batching, paged KV cache, and custom CUDA kernels.

NVIDIA's Apache-2.0 library for optimizing LLM and visual generation inference on NVIDIA GPUs with custom kernels and quantization.

LLM serving extension that stores and reuses KV caches across GPUs, CPUs, and disk for 3-10x throughput on long-context workloads.

OpenAI's MIT-licensed language and compiler for writing custom deep-learning GPU kernels with PyTorch-like ergonomics.

Microsoft's MIT-licensed inference framework for 1.58-bit LLMs that runs lossless on CPUs with up to 6x speedup and 80% less energy.

Apache-2.0 physics platform for robotics and embodied AI: universal physics engine, photo-realistic renderer, and generative data engine in one.

IBM's Apache-2.0 Granite 4 family with 128k context, tool calling, and 12-language support. Released October 2025 with hybrid Mamba architecture.

Shanghai AI Lab's open-weights LLM family with strong reasoning. Apache-2.0 weights and code, available on Hugging Face and ModelScope.

THUDM's Apache-2.0 GLM-4 family up to 32B with reasoning variants (GLM-Z1) competitive with GPT-4o on code, function calling, and reasoning.

MIT-licensed SDK that blocks prompt injections, redacts PII and secrets, and scans repos for AI threats. Available as TypeScript, Python, CLI, and MCP server.

Apache-2.0 library for building full-stack web apps in pure Python. Popular as a Streamlit alternative for shipping AI demos with state.

Apache-2.0 Python framework for turning data and AI scripts into production web apps with built-in pipelines, scenarios, and auth.

Meta's flagship open-weights model family with strong instruction following and multilingual support.

Open-weights generalist family with dedicated coder and math variants up to 72B.

Free OpenAI-compatible API server for running models locally with no GPU required.

Free open-source iOS and macOS client for Ollama servers.

Free open-source iOS and Android app for running local LLMs offline on-device.

Free on-device LLM app running quantized open models on iPhone and Android.

Free Android app for offline private LLM chat with role-play personas.

Open-source generalist agent by Kortix, Manus-style task execution.

Production-ready agentic workflow framework with natural language by FellouAI.

Open infrastructure for Computer-Use Agents across macOS, Linux, Windows.

Open-source Chromium fork with native AI agents, privacy-first agentic browser.

Multi-agent framework with Docker sandbox per agent, Playwright, hybrid memory.

First multi-agent framework with scaling-law research focus.

Production multi-agent framework with sandboxing and A2A protocol.

Digital Being framework for autonomous agents that create their own activities.

Open-source visual agent workflow builder, SOC2 and HIPAA compliant.

No-code visual builder plus TypeScript SDK with 2-way sync.

Self-evolving agent framework with TextGrad, AFlow, MIPRO optimization.

Memory built specifically for 24/7 proactive agents.

Tencent multimodal smartphone-operating LLM agent.

Microsoft multimodal foundation model for digital and physical agentic tasks.

Foundation model for cross-platform GUI agents.

Open foundations for computer-use agents from xLang Lab.

WhatsApp HTTP API gateway used heavily for AI bot deployment.

Self-hosted WhatsApp HTTP and webhook gateway abstracting Baileys.

WhatsApp Web TypeScript socket library powering most AI WhatsApp bots.

ByteDance agent observability and evaluation companion to Coze Studio.

Open-source Bolt.new fork with bring-your-own-key cloud IDE agent.

Open source Python framework offering hundreds of pre-trained models for sentence and text embeddings.

Open source long-context embedding model with weights, training data, and code fully released.

Free embeddings API tier with monthly token allowance for evaluating top-ranked retrieval models.

Free trial API key for production-grade multilingual embeddings during development without a credit card.

Open source Stanford late-interaction retrieval model offering high accuracy with efficient token-level matching.

Open source vision-language retrieval model that embeds documents directly from page images using ColBERT-style scoring.

Open source flexible framework for experiencing cutting-edge LLM inference optimizations on consumer hardware.

Open source fast inference library for running quantized LLMs efficiently on consumer NVIDIA GPUs.

Free tier AI gateway providing observability, fallbacks, caching, and routing across many LLM providers.

Free tier prompt management and gateway tool with collaborative testing and deployment workflows.

Open source API gateway with AI plugins for routing, caching, and governance across LLM providers.

Free tier AI router that intelligently selects the best model for each prompt automatically.

All-in-one multimodal RAG framework querying text, diagrams, tables, formulas through one interface.

Low-code MCP-based RAG framework from Tsinghua and OpenBMB for complex pipelines.

Chat with videos of any length with accurate retrieval across hours of content.

Multimodal RAG with multi-vector approach hitting 95% accuracy on chart queries.

Python streaming ETL framework with incremental RAG indexing and 350+ connectors.

Large-scale LLM inference engine built on vLLM PagedAttention.

Kernel library for LLM serving used inside SGLang, MLC, vLLM.

Multi-LoRA inference server scaling thousands of fine-tuned LLMs on one GPU.

Go-based LLM gateway with 11 microsecond latency at 5000 RPS.

Envoy-based gateway for routing GenAI traffic with enterprise observability.

LLM load balancing, token rate limiting, MCP support, and agent security.

Unified LLM observability with logs, metrics, traces, RUM in one deployment.

Contract-first prompt engineering with Schema Aligned Parsing across Python, TS, Ruby, Go.

Agent Reinforcement Trainer, GRPO for any Python agent across multi-step tool use.

PyTorch-like LLM auto-optimization unifying TextGrad gradients and DSPy bootstrapping.

Automatic backpropagation through text feedback from LLMs for system optimization.

AnswerAI unified API for cross-encoders and reranker models.

Federated query engine letting agents securely access 200+ live data sources.

Unified toolkit integrating commercial-grade OCR plus document parsing.

Single VLM for multilingual layout parsing, converts structured graphics to SVG.

Allen AI's Qwen-2-VL-based system preserving layout, tables, equations from PDFs.

Contexts Optical Compression model probing vision encoders from LLM viewpoint.

9B multilingual OCR with strongest open-source olmOCR-Bench score, 30+ languages.

4B parameter open-weights document OCR with structured extraction.

0.9B vision-language OCR hitting 94.5% OmniDocBench.

CVPR 2025 benchmark and leaderboard for document parsing evaluation.

Layout-aware chunking library outperforming naive text splitting for LLM ingestion.

Java parser auto-tagging PDFs for accessibility while emitting AI-ready data.

Universal pluggable extractor for invoices, receipts, forms, bank statements with vision LLM backends.

Polyglot library extracting text, tables, metadata from 62+ formats for RAG.

No-code platform turning websites into structured APIs via robot recordings.

Incremental Rust data transformation engine for AI agents with 70% token savings.

State-of-the-art LLM-based many-to-many translation with X-ALMA covering 50 languages.

Open platform optimizing data annotation specifically for LLM training pipelines.

Free searchable library of prompts and generated images for Midjourney, Stable Diffusion, and ChatGPT.

Free community prompt library with rankings, categories, and runnable prompt templates.

Free open-source GitHub repo of curated ChatGPT prompts across professions and use cases.

Free browsing of marketplace prompts with previews before purchase or running.

Free open-source prompt sharing platform for runnable AI prompt templates.

Free Chrome extension adding curated SEO, marketing, and productivity prompts to ChatGPT.

Free official Claude prompt library with copy-ready templates by use case.

Free official OpenAI prompt examples and patterns for building with GPT models.

Free open-source course teaching prompt engineering with hands-on examples and exercises.

Free initial credits to test prompts and parameters across all OpenAI models.

Free starting credits to test prompts, build, and evaluate Claude models in the console.

Free prompt builder and playground for Gemini models with no credit card needed.

Free prompt engineering environment with introspection tools for Grok model development.

Stability AI's open weights text-to-audio model for sound effects and short audio samples. Trained only on Creative Commons licensed audio.

NeurIPS 2024 spotlight project for character-consistent image and long video generation. Apache-2.0 and works with Stable Diffusion.

Stateful, multi-actor agent framework from the LangChain team.

Framework for orchestrating teams of AI agents.

Microsoft's framework for building multi-agent systems.

Pydantic-flavoured agent framework with type safety.

TypeScript framework for AI agents, workflows, and RAG.

Hugging Face minimalist agent framework where agents think and act in Python code. Under 1k LOC core, sandboxed via E2B, Modal or Docker.

Educational multi-agent orchestration framework from OpenAI's Solution team. Lightweight, ergonomic patterns for routing between agents and tools.

Lightweight Python framework for building multimodal agents with memory, tools, and reasoning. Formerly known as Phidata.

TypeScript framework for building autonomous AI agents that can post on Discord, Twitter and Telegram. Originated by ai16z and topped GitHub trending.

AI agent framework that lets LLMs drive a real Chromium browser to fill forms, shop, scrape, and run multi-step web tasks. Hit 90k+ stars in 2026 and became the de facto open browser-agent stack.

Vision-first browser automation that drives sites with LLMs and computer vision instead of brittle XPaths. Self-hostable AGPL core with optional cloud.

MIT-licensed TypeScript browser automation framework from Browserbase that mixes natural language actions with deterministic Playwright code. Popular AI testing and scraping foundation.

Large Action Model framework for building AI web agents that translate natural-language objectives into reliable Selenium or Playwright actions.

Drag-and-drop builder for AI agents and LLM workflows on top of LangChain and LlamaIndex. Apache-licensed and easy to self-host.

Visual platform for building and deploying AI agents and workflows. Exports flows as APIs or MCP servers, fully MIT licensed.

MIT-licensed Zapier alternative with native AI pieces and a no-code builder. 280+ TypeScript integrations published as npm packages.

Lightweight MIT-licensed framework for multi-agent workflows that works with OpenAI plus 100+ other model providers.

Microsoft's MIT-licensed successor to AutoGen and Semantic Kernel for production multi-agent workflows in .NET and Python.

Google Agent Development Kit, an Apache-2.0 code-first Python toolkit for building, evaluating, and deploying AI agents that stays model-agnostic.

Apache-2.0 agent framework from the Qwen team for tool use, planning, and memory. Powers the public Qwen Chat backend.

MIT-licensed toolkit that gives agents 1,000+ ready-made integrations, auth handling, and a sandboxed execution layer.

Open-source clone of Manus that lets anyone run a general-purpose autonomous agent locally. Went viral as the free Manus alternative in 2025.

Autonomous research agent that generates cited reports from web and local documents. Supports multiple LLM providers and exports to PDF or Word.

Prefect's Python framework for structured outputs and agentic workflows. Cast, classify, extract, or generate typed data with one decorator.

Curated MIT-licensed catalog of Model Context Protocol servers. The de facto starting point for finding MCP integrations.

Official Model Context Protocol reference server implementations covering filesystem, git, memory, fetch, and more. Educational baseline for building your own.

Microsoft open source SDK for integrating large language models into apps with planners and plugins.

Open source data framework with agent abstractions for RAG, tool use, and workflows.

Open source modular Python framework for building predictable, schema-driven agent pipelines.

IBM open source TypeScript and Python framework for production-grade agentic workflows.

Open source Python framework for safe, predictable agents with structured workflows and pipelines.

Open source developer platform for turning scripts into workflows, apps, and AI agents.

Conversational AI platform with a free tier for building and deploying chatbot agents.

Chat marketing platform with a free tier for Instagram, Messenger, and WhatsApp bots.

Conversational AI design platform with a free sandbox tier for building voice and chat agents.

No-code AI agent builder with a free starter plan for prototyping LLM workflows.

No-code AI agent and workforce platform with a free tier for individual builders.

Open source visual programming environment for building AI agent graphs locally.

Low-code visual backend and AI workflow builder with a free tier.

Open source visual workflow orchestration platform for building knowledge-based AI agents.

Open source enterprise visual platform for building LLM agents and document workflows.

AI query language for web data extraction and automation with a free developer tier.

Cloud browser infrastructure for AI agents with a free starter tier.

Open source browser API built specifically for AI agents and web automation.

Open source framework letting multimodal models operate a computer like a human.

Reference implementation for Claude controlling a desktop, free to run with API access.

Open source lightweight browser-using agent driven by goal-based natural language instructions.

Open source visual agent that operates a real computer screen via vision language models.

Open source framework for autonomous agents that interact with computers like humans.

Open source platform that pioneered autonomous goal-driven agents and continues active development.

Browser-based autonomous agent builder with a free tier and open source self-host option.

Open source framework for simulating multi-agent environments and task-solving collaborations.

Open source dev-first autonomous agent framework with GUI, marketplace, and tool ecosystem.

Open source ChatGPT-in-Slack template for self-hosting a free internal AI assistant.

Open source conversational form and chatbot builder with a free hosted tier.

Open source conversational AI platform for customer support bots with a free tier.

Free RPA studio for individuals and small teams, including AI document understanding.

Free cloud RPA platform for learners and small projects with built-in AI skills.

Free desktop RPA included with Windows for automating local apps with AI Builder previews.

Open source Python-based RPA stack with a free Control Room tier for orchestrating AI bots.

Open source RPA tool from AI Singapore for automating browser, desktop, and terminal flows.

Open source RPA platform with workflow designer, orchestrator, and AI integration.

Open source generic automation framework widely used for AI-augmented RPA and testing.

Free open source browser and desktop RPA extension with computer vision and OCR.

Browser RPA with AI agents and a free plan for personal automations across web apps.

All-in-one open source AI chat app with local agents, RAG, and structured data processing. Stronger RAG and agentic workflows than Open WebUI.

Data framework for building RAG applications.

Open-source LLM app platform with a visual workflow builder, RAG pipelines, agent tools, and observability. Self-hostable with Docker Compose.

Open-source RAG UI for chatting with your documents. Hybrid retrieval, multimodal docs, and a clean interface for both end users and devs.

Future House's agentic RAG library purpose-built for scientific papers. High-fidelity citations and grounded answers.

Managed vector database with a free starter index.

Open-source vector database with hybrid search.

High-performance Rust-based vector database. Free cloud tier.

Open-source vector database for AI applications.

The fastest-to-start embedding database. Free, single-process.

Embedded vector database that ships with your app.

The open-source vector extension for Postgres.

Microsoft's structured retrieval augmented generation system that builds a knowledge graph from documents to preserve relationships between chunks.

Simple and fast retrieval-augmented generation that consistently outperforms NaiveRAG, RQ-RAG, HyDE and GraphRAG across multiple domains.

SciPhi's production-ready agentic retrieval-augmented generation system with a RESTful API, hybrid search and built-in GraphRAG.

Leading open source RAG engine with deep document understanding, visual web UI, GraphRAG support, agentic reasoning and flexible storage backends.

All-in-one embeddings database for semantic search, LLM orchestration and language model workflows. Handles text, images, audio and video.

Open source end-to-end vector search engine with built-in inference for text and image embeddings. No external embedding service needed.

Open source big data serving engine for vector, lexical and structured search with ML-based ranking at web scale. Apache 2.0.

Open source enterprise AI chat platform (formerly Danswer) that connects to company docs, apps and people. Self-hosted with any LLM.

Unified framework for building enterprise RAG and agent apps with small specialized models that can be deployed privately and cost-effectively.

Weaviate's open source RAG chat application that lets you ask questions over your own documents using local or cloud LLMs.

Production-ready AI tool for asking questions about local documents using a local LLM, fully offline with no data leaving your machine.

Personal AI copilot that searches and chats over your knowledge base (PDF, markdown, org files) using online or offline local LLMs.

Deepset's open source AI orchestration framework for production LLM apps. Modular pipelines and agent workflows with explicit control over retrieval and routing.

Python toolkit for efficient RAG research with 36 pre-processed benchmark datasets and 17 SOTA RAG algorithms in a unified interface.

AutoML for RAG: automatically benchmarks chunkers, retrievers, rerankers, and prompts to find the best pipeline for your data.

Open source library that makes ColBERT late-interaction retrieval simple to train and deploy.

Lightweight open source chunking library for splitting text intelligently before embedding into vector stores.