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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

1,009 tools · sorted by quality

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libre-webui

A local-first workspace for chat, private knowledge, artifacts, and isolated model-driven work. Self-hosted. Provider-flexible. Apache 2.0.

Score 90 GitHub stars 84 Open source
Claxedo

Open-source coding-agent workspace: desktop app + composable TypeScript framework for building coding-agent products

Score 90 GitHub stars 83 Open source
liaison

AI-native zero-trust access for local LLMs and applications.

Score 90 GitHub stars 83 Open source
iceCoder

Self-hosted AI coding agent with desktop & mobile UI, L1/L2 dual-mode supervision

Score 90 GitHub stars 83 Open source
writher

🎙️ Offline voice productivity for Windows - dictate text into any app and control a local AI assistant by voice. Manages notes, to-do lists,...

Score 90 GitHub stars 83 Open source
jt-ipam

A self-hosted, integration-focused IPAM, independently developed with an operation flow familiar to phpIPAM users, deeply integrated with mu...

Score 90 GitHub stars 83 Open source
agent-search

Self-hosted search API + MCP server for AI agents. Bundles SearXNG. Zero API keys, one-command deploy. Open-source alternative to Tavily, Ex...

Score 90 GitHub stars 82 Open source
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
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