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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

1,006 tools · sorted by quality

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VTCode

VT Code is an open-source Rust terminal coding agent.

Score 95 GitHub stars 855 Open source
ai-data-extractor

Free open-source extractor for AI coding assistant chat histories. Supports Claude Code, Cursor, Windsurf, Aider, Cline/Roo Code, and more.

Score 95 GitHub stars 843 Open source
OpenConstructionERP

Open-source construction ERP - BOQ, PDF/CAD/BIM takeoff, AI cost matching, 293 guided cases. 120,000+ priced positions, 45 languages, 192 mo...

Score 95 GitHub stars 839 Open source
GitComet

GitComet is fastest open source user interface for GIT workflows

Score 95 GitHub stars 841 Open source
structr

ATTENTION: This repository is a clone of https://gitlab.structr.com/structr/structr. All development/issue tracking has moved there. | Struc...

Score 95 GitHub stars 830 Open source
skylos

Open source local-first PR scanner that finds dead code, security bugs, secrets, quality regressions, and AI-code mistakes before merge. For...

Score 95 GitHub stars 829 Open source
foqos

Foqos allows you to lock apps behind the tap of a NFC tag or scan of a QR code. Free and open source alternative to Brick, Opal, ScreenZen,...

Score 95 GitHub stars 829 Open source
projectmem

Open-source coding agents memory. Records issues, attempts, fixes and decisions, then warns your agent before it repeats an approach that al...

Score 95 GitHub stars 826 Open source
mcp-client-for-ollama

Harness the power of local LLMs with this TUI MCP Client for Ollama. Featuring all core MCP primitives (tools, prompts, resources), agent mo...

Score 95 GitHub stars 819 Open source
altimate-code

Open-source agentic data engineering harness for dbt, SQL, and cloud warehouses. 100+ tools, 10 warehouses, AI-powered.

Score 95 GitHub stars 813 Open source
AlphaAvatar

A real-time interactive Omni Avatar built on LiveKit, which allows you to seamlessly integrate with any open source Avatar components (real-...

Score 95 GitHub stars 808 Open source
BossConsole

Open-source, multi-platform harness for AI agents - a native, multi-threaded operator's console (JVM, not Electron) to run Claude Code, Code...

Score 95 GitHub stars 803 Open source
trump-code

🔐 AI decoding Trump's posts × stock market | AI 解碼川普推文 × 美股 | AIでトランプ投稿×株式市場を解読 — 31.5M models, 61.3% hit rate, open...

Score 95 GitHub stars 801 Open source
itsaplan

Open-source, self-hosted alternative to Linear and Plane. Project management and issue tracking where teams and AI agents work side by side...

Score 95 GitHub stars 799 Open source
openflowkit

100% Free, Open-source local-first AI diagramming for architecture diagrams and flowcharts with animated exports.

Score 95 GitHub stars 798 Open source
claude-council

Claude Code plugin that asks several AI coding agents the same question and shows their answers side by side. Gemini, OpenAI, Grok, Perplexi...

Score 94 GitHub stars 785 Open source
short-video-generator-AI

Free open-source project designed for turning youtube-viedos into viral short videos. Highlight detection, subtitles, translation, voiceover...

Score 94 GitHub stars 780 Open source
dataagent

DataFoundry is an open-source AI workbench for data analysis, unifying data sources, knowledge, tools, and agent runtime into a governed wor...

Score 94 GitHub stars 773 Open source
Codeman

Self-hosted mission control for AI coding agents: run Claude Code, OpenCode, Pi, Codex, and Antigravity & Gemini CLI 24/7, from any device,...

Score 94 GitHub stars 768 Open source
local-rag

Ingest files for retrieval augmented generation (RAG) with open-source Large Language Models (LLMs), all without 3rd parties or sensitive da...

Score 94 GitHub stars 762 Open source
freehire

freehire — the open-source search engine for job seekers

Score 94 GitHub stars 763 Open source
TrailSnap

TrailSnap (行影集) | AI-Powered open-source photo album for travel & life memories.(AI赋能的开源相册工具,珍藏旅行与生活点滴)

Score 94 GitHub stars 750 Open source
OpenAnt

OpenAnt from Knostic is the leading open source LLM-based vulnerability discovery product, helping defenders proactively find verified secur...

Score 94 GitHub stars 752 Open source
versus-incident

Versus Incident is the self-hosted AI SRE agent. It learns what your system normally look like and escalates only what is new or unexpected...

Score 94 GitHub stars 746 Open source
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