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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

1,041 tools · sorted by quality

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bagidea-office

A living AI-agent office on your desktop wallpaper — Claude Code agents that walk, work, delegate, learn & hold meetings. Per-agent swappabl...

Score 92 GitHub stars 236 Open source
cia

Citizen Intelligence Agency. Open-source intelligence platform analyzing Swedish political activities using AI and data visualization. Track...

Score 92 GitHub stars 235 Open source
guaardvark

The self-hosted AI studio: local video, image, music, voice, LoRA training, coding swarms, RAG and screen agents on one GPU, driven from the...

Score 92 GitHub stars 234 Open source
quackd

One CLI for all your robots. Connect them, command them, and let them work together, each with an LLM for a brain (Claude, OpenAI, Gemini, G...

Score 92 GitHub stars 232 Open source
Prism-platform

Self-hosted OSINT platform. Point it at a domain, IP, email, phone or username and 26 modules run in parallel: WHOIS, DNS, threat intel, bre...

Score 92 GitHub stars 232 Open source
Equibles

Self-hosted, open-source financial data MCP server for AI agents — SEC filings, XBRL financials, 13F holdings, insider & congressional trade...

Score 92 GitHub stars 231 Open source
data-science-live-book

An open source book to learn data science, data analysis and machine learning, suitable for all ages!

Score 92 GitHub stars 229 Open source
oriveo

Open-source, bring-your-own-key (BYOK) multi-model AI chat client for iOS, Android and the web. One LLM client for OpenAI, Anthropic, Google...

Score 92 GitHub stars 228 Open source
pi-desktop

A free, open source Electron GUI for the Pi and oh-my-pi coding agents. Chat, edit files, run a terminal, and review diffs in one window. Li...

Score 92 GitHub stars 227 Open source
Albatross

Open source, terminal-first AI coding agent with fully transparent multi-model routing. Local (Ollama, LM Studio, MLX, llama.cpp) or cloud,...

Score 92 GitHub stars 226 Open source
lobu

Open-source control plane and runtime for organisational agents: shared company context & brain

Score 92 GitHub stars 223 Open source
jt-doc-tools

An all-in-one PDF and Office document platform: self-hosted, open source, under your control. 整合式 PDF / Office 文件處理平台,自架、開源、...

Score 92 GitHub stars 222 Open source
opik-mcp

Model Context Protocol (MCP) server for Opik, the open-source LLM observability and evaluation platform, built by Comet. Read traces, log sc...

Score 92 GitHub stars 221 Open source
LoomFlow

Lightweight AI-native workflow builder for individuals and small teams — describe your idea in natural language, get a runnable workflow on...

Score 92 GitHub stars 221 Open source
lmring

Open-source, self-hostable LLM arena with model compare, voting, and leaderboards

Score 92 GitHub stars 220 Open source
Watcher

Minimal open source Screen-Time Tracker for Linux

Score 92 GitHub stars 220 Open source
celeste-python

Open source, type-safe primitives for multi-modal AI. All modelities, all providers, one interface 🌟

Score 92 GitHub stars 220 Open source
iva-agent

AI assistant in Telegram that remembers everything and helps you run your life. Self-hosted in one command.

Score 92 GitHub stars 219 Open source
MIVisionX

AMD MIVisionX is a computer vision toolkit built around a highly optimized, conformant open-source implementation of the Khronos OpenVX™ 1.3...

Score 92 GitHub stars 217 Open source
SimplyRetrieve

Lightweight chat AI platform featuring custom knowledge, open-source LLMs, prompt-engineering, retrieval analysis. Highly customizable. For...

Score 92 GitHub stars 217 Open source
ksor

KSoR (Knowledge System of Record) is an open-source SDK for building governed, authoritative knowledge systems for humans and AI agents. It...

Score 92 GitHub stars 216 Open source
TemporalStore

Open-source Rust TemporalStore for LLM context management, temporal features, and risk control

Score 92 GitHub stars 216 Open source
supercheck

Open-Source Testing, Monitoring, and AI SRE — as Code

Score 92 GitHub stars 214 Open source
local-operator

An open-source AI agent hub for your own machine: build organizations of collaborating agents that message each other, run in the background...

Score 92 GitHub stars 214 Open source
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