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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

1,000 tools · sorted by quality

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Mouser

A lightweight, open-source, fully local alternative to Logitech Options+ for remapping Logitech HID++ mice.

Score 99 GitHub stars 5,244 Open source
CADAM

CADAM is the open source text-to-CAD web application

Score 98 GitHub stars 4,977 Open source
ag2

AG2 (formerly AutoGen): The Open-Source AgentOS.Join us at: https://discord.gg/sNGSwQME3x

Score 98 GitHub stars 4,956 Open source
django-DefectDojo

Open-Source Unified Vulnerability Management, DevSecOps & ASPM

Score 98 GitHub stars 4,939 Open source
DeskBox

A free, open-source Windows desktop organizer with native-feeling WinUI 3 widgets.

Score 98 GitHub stars 4,861 Open source
awesome-opensource-ai

Curated list of the best truly open-source AI projects, models, tools, and infrastructure. Daily updated.

Score 98 GitHub stars 4,770 Open source
Octop

A smarter, self-hosted AI assistant — multi-user, multi-agent.

Score 98 GitHub stars 4,700 Open source
53AIHub

53AI Hub is an open-source AI portal and knowledge base for managing enterprise knowledge, AI agents, prompts, and AI tools, seamlessly inte...

Score 98 GitHub stars 4,658 Open source
FrontierAgent

🧩 FrontierAgent, our agent framework, open-sourced alongside it — native command-line TUI, ReAct and Agent Team modes, one command on macOS...

Score 98 GitHub stars 4,570 Open source
memgraph

High-performance open-source in-memory graph database for GraphRAG, AI memory, agentic AI, and real-time graph analytics. Cypher-compatible,...

Score 98 GitHub stars 4,580 Open source
wakapi

📊 A minimalist, self-hosted WakaTime-compatible backend for coding statistics

Score 98 GitHub stars 4,434 Open source
VLMEvalKit

Open-source evaluation toolkit of large multi-modality models (LMMs), support 220+ LMMs, 80+ benchmarks

Score 98 GitHub stars 4,404 Open source
SwanLab

⚡️SwanLab - an open-source, modern-design AI training tracking and visualization tool. Supports Cloud / Self-hosted use. Integrated with Py...

Score 98 GitHub stars 4,225 Open source
csghub

CSGHub is a brand-new open-source platform for managing LLMs, developed by the OpenCSG team. It offers both open-source and on-premise/SaaS...

Score 98 GitHub stars 4,177 Open source
job-ops

job-ops: DevOps principles applied to job hunting. A self-hosted pipeline to track, analyze, and assist your application process

Score 98 GitHub stars 3,956 Open source
huggingface_hub

The official CLI and Python client for the Hugging Face Hub.

Score 98 GitHub stars 3,919 Open source
Rapid-MLX

The fastest local AI engine for Apple Silicon. 4.2x faster than Ollama, 0.08s cached TTFT, 100% tool calling. 17 tool parsers, prompt cache,...

Score 98 GitHub stars 3,814 Open source
tracecat

Open-source security automation platform for teams and AI agents

Score 98 GitHub stars 3,782 Open source
pipeshub-ai

PipesHub is an open-source platform for securely connecting enterprise knowledge to AI. Give AI agents trusted context and your team permiss...

Score 98 GitHub stars 3,768 Open source
morphik-core

Open-source multimodal retrieval engine (Morphik Core)

Score 98 GitHub stars 3,711 Open source
GEOFlow

Open-source GEO content engineering and multi-site distribution platform with AI quality inspection, illustrated admin help, hosted sites, b...

Score 98 GitHub stars 3,697 Open source
twinny

Open-source AI coding assistant for VS Code. Code completion, chat, edits and reviews with local or hosted models. Your models, your infrast...

Score 98 GitHub stars 3,650 Open source
openless

Hold a key, speak, release — AI-polished text appears at your cursor in any app. Open-source voice input for macOS & Windows. (按住快捷键说...

Score 98 GitHub stars 3,627 Open source
openscience

The open-source AI workbench for scientific research

Score 98 GitHub stars 3,635 Open source
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