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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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JobCtrl

Open-source, local-first job search app for private discovery, evidence-backed fit scoring, truthful resume tailoring, durable workflows, an...

Score 90 GitHub stars 82 Open source
wshm

AI-powered repository agent for GitHub, GitLab, Gitea, Azure DevOps. Issue triage, PR analysis, merge queue, notifications, dashboard, backu...

Score 90 GitHub stars 82 Open source
san

Open-source terminal agent runtime. Lean context, native speed, open all the way down — in a single Go binary.

Score 90 GitHub stars 80 Open source
OpenScreenShot

OpenScreenShot is a privacy-first, free, open-source screenshot extension -- zero data leaves your device, no account needed, no telemetry,...

Score 89 GitHub stars 77 Open source
slax-reader

Open-source, AI-powered read-it-later — save web pages, highlight, and discuss

Score 89 GitHub stars 77 Open source
ephemeral-sandbox

Open-source agent sandbox infrastructure for parallel coding agents: isolated workspaces, MCP/CLI control, observability, and atomic publica...

Score 89 GitHub stars 77 Open source
dispatchseo

Turn your AI agent into your SEO manager - works today with Claude Code, Codex, and Cursor. The open-source alternative to SEObot and Outran...

Score 89 GitHub stars 76 Open source
SztuCode

An experimental playground for open-source, all-in-one office AI for universities: code, docs, spreadsheets, slides, browser – all are the A...

Score 89 GitHub stars 76 Open source
angkorgit

Everyday Git, made delightful. A modern, fast, beautiful open-source Git client for macOS, Windows, and Linux.

Score 89 GitHub stars 76 Open source
crab-code

🦀 Open-source alternative to Claude Code, built from scratch in Rust. Agentic coding CLI — thinks, plans, and executes with any LLM. Compat...

Score 89 GitHub stars 76 Open source
renart

Open source data platform for SQL and Python pipelines, notebooks and dashboards, with type checking, scheduling and definitions in Git.

Score 89 GitHub stars 75 Open source
platypus

Self-hosted AI Agents for your whole team — on your infrastructure, your models, around the clock.

Score 89 GitHub stars 75 Open source
agent-network

助力搭建你的数字 AI 员工军团 — 多 Agent 一行命令组网协作。Claude Code / Claude Agent SDK / Codex / Grok Build 4 runtime + 8+ 家 LLM(Anthrop...

Score 89 GitHub stars 74 Open source
polox_ai

An open-source, agent-native platform for multimodal AI generation, built on DeepSeek Harness. Every interaction lives in agent conversation...

Score 89 GitHub stars 74 Open source
zync

Open-source SSH client for developers & DevOps with SFTP, tunneling, and a modern terminal. Built with Rust & Tauri.

Score 89 GitHub stars 74 Open source
PC_Workman_HCK

System monitor with offline AI (82 intents, 9-layer routing) that learns YOUR PC. TURBO optimization, thermal baselines, voltage SPC, ghost...

Score 89 GitHub stars 73 Open source
Nojoin

A self-hosted meeting transcription app that doesn't need to join your meetings as a bot.

Score 89 GitHub stars 73 Open source
excel-parser

XLSX parser for LLMs, RAG, LangChain, LangGraph, CrewAI, Claude, MCP — turns Excel (.xlsx) into citation-ready JSON with formulas, charts, d...

Score 89 GitHub stars 72 Open source
CarrotMangaTranslator

Open-source desktop OCR, AI translation, editing and inpainting tool for user-provided manga and comic images.

Score 89 GitHub stars 72 Open source
Baize

白泽 —— 中国古代神话中通晓万物的瑞兽,如今化身为 Vibe Coding 助手。 一个开源的 AI Coding Agent CLI,支持多后端(DeepSeek / OpenAI 兼容 / Ol...

Score 89 GitHub stars 72 Open source
recensa

Self-hosted web viewer for Claude Code session transcripts — read, search, replay, and audit every session you have ever run

Score 89 GitHub stars 72 Open source
chatgpt-timestamp-extension

Free, open-source Chrome and Firefox extension to show local dates and times on ChatGPT messages. Choose 12/24-hour time and user-only times...

Score 89 GitHub stars 72 Open source
aster

An open-source agent harness for software work.

Score 89 GitHub stars 71 Open source
arkiv

Local-first media asset manager with AI semantic search — reads pro-camera metadata (Sony XAVC sidecar, FX-series) and 360 footage (Insta360...

Score 89 GitHub stars 71 Open source
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