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Best Open Source AI Tools

Open-source AI gives you portable models, local runtimes, and auditable stacks. Explore high-signal projects here, then compare licenses and heat on the dedicated page.

Open compare table Related: Best Coding Agent Tools · Best LLM Chat Tools · Best RAG Tools · Best AI Image Generation Tools

Top tools

1,001 tools · sorted by quality

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DeskcommCRM

Open-source AI sales OS — self-hosted CRM with native AI agents + WhatsApp (WAHA). Open alternative to Kommo, Octadesk & Intercom for any bu...

Score 98 GitHub stars 3,613 Open source
linkedin-mcp-server

Open-source MCP server for LinkedIn. Give Claude and any MCP-compatible AI agent access to profiles, companies, jobs, and messages.

Score 98 GitHub stars 3,592 Open source
surf

Personal AI Notebooks. Organize files & webpages and generate notes from them. Open source, local & open data, open model choice (incl. loca...

Score 98 GitHub stars 3,570 Open source
pennylane

PennyLane is an open-source quantum software platform for quantum computing, quantum machine learning, and quantum chemistry. Create meaning...

Score 98 GitHub stars 3,475 Open source
radar

The missing open-source Kubernetes UI with a built-in MCP server for AI agents. See what's broken, why, and what changed. Issues, Topology,...

Score 98 GitHub stars 3,455 Open source
wppconnect

WPPConnect is an open source project developed by the JavaScript community with the aim of exporting functions from WhatsApp Web to the node...

Score 98 GitHub stars 3,458 Open source
sail

Drop-in Apache Spark replacement written in Rust, unifying batch processing, stream processing, and compute-intensive AI workloads.

Score 98 GitHub stars 3,385 Open source
awesome-generative-ai-apps

50+ open-source generative AI apps you can clone, deploy, and monetize — image generators, video tools, virtual try-ons, AI SaaS templates,...

Score 98 GitHub stars 3,312 Open source
sie

Open-source inference server and production cluster for all the models your agent needs.

Score 98 GitHub stars 3,309 Open source
pezzo

🕹️ Open-source, developer-first LLMOps platform designed to streamline prompt design, version management, instant delivery, collaboration, t...

Score 98 GitHub stars 3,275 Open source
lmnr

Laminar - open-source observability platform purpose-built for AI agents. YC S24.

Score 98 GitHub stars 3,276 Open source
awesome-ChatGPT-repositories

A curated list of open source GitHub repositories related to ChatGPT, the OpenAI API, and Codex. Searchable via Claude Code skills.

Score 98 GitHub stars 3,255 Open source
mirotalksfu

🏆 Self-hosted, open-source WebRTC video conferencing platform for real-time communication and collaboration. A modern alternative to Zoom,...

Score 97 GitHub stars 3,087 Open source
ramalama

RamaLama is an open-source developer tool that simplifies the local serving of AI models from any source and facilitates their use for infer...

Score 97 GitHub stars 3,053 Open source
WindsurfAPI

Turn Windsurf / Devin Desktop's 100+ AI models (Claude, GPT, Gemini, DeepSeek, Kimi, GLM, SWE) into OpenAI-, Anthropic- & Gemini-compatible...

Score 97 GitHub stars 3,034 Open source
ChainForge

An open-source visual programming environment for battle-testing prompts to LLMs.

Score 97 GitHub stars 3,030 Open source
OmniWM

Free, open-source tiling window manager for Apple Silicon Macs, with Niri-style scrolling containers and Hyprland-style Dwindle BSP.

Score 97 GitHub stars 2,968 Open source
cloudpods

An open-source cloud-native unified-cloud platform. 开源云原生融合云平台

Score 97 GitHub stars 2,947 Open source
apidash

API Dash is a beautiful AI-powered open-source cross-platform (Desktop & Mobile) API Client built using Flutter which can help you easily cr...

Score 97 GitHub stars 2,910 Open source
rakazo

Open-source Grok Bot alternative. Choose your own model and sandbox.

Score 97 GitHub stars 2,903 Open source
Observal

Observal is self-hosted registry for your coding agent extensions with a built in insight engine. Setup Observal, define the scope and shar...

Score 97 GitHub stars 2,865 Open source
tach

A Python tool to visualize + enforce dependencies, using modular architecture 🌎 Open source 🐍 Installable via pip 🔧 Able to be adopted in...

Score 97 GitHub stars 2,825 Open source
whylogs

An open-source data logging library for machine learning models and data pipelines. 📚 Provides visibility into data quality & model perform...

Score 97 GitHub stars 2,833 Open source
cindy

Consider it done. The open-source AI agent that works out of the box · 想到,就能做到。开源、开箱即用的 AI Agent。

Score 97 GitHub stars 2,814 Open source
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