AI topic

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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awesome-conformal-prediction

A professionally curated list of awesome Conformal Prediction videos, tutorials, books, papers, PhD and MSc theses, articles and open-source...

Score 96 GitHub stars 1,291 Open source
newsjack

The open-source skills that turn your agent into a full PR team.

Score 96 GitHub stars 1,268 Open source
passmark

The open-source Playwright library for AI browser regression testing with intelligent caching, auto-healing, and multi-model verification.

Score 96 GitHub stars 1,264 Open source
bernstein

The open‑source AI Agents Governance & Orchestration framework: write the rules declaratively, Bernstein enforces them and produces the veri...

Score 96 GitHub stars 1,258 Open source
homehub

A private, lightweight, no-login, self-hosted family utility for your home and it comes with no config PWA.

Score 95 GitHub stars 1,235 Open source
thClaws

Open-source AI agent harness in native Rust — GUI, CLI, headless, and webapp from one binary. Multi-provider, MCP, skills, plugins, agent te...

Score 95 GitHub stars 1,227 Open source
GoModel

AI gateway / AI control plane / AI proxy written in Go. Unified OpenAI-compatible and Anthropic-compatible API for OpenAI, Anthropic, Gemini...

Score 95 GitHub stars 1,181 Open source
better-chatbot

Formerly Better Chatbot. Navigator is an open-source AI workspace for agents, MCP and workflow automation.

Score 95 GitHub stars 1,167 Open source
wisp-science

Open-source, local-first desktop AI research workbench for scientific computing with Python/R, MCP bioinformatics tools, SSH/WSL/GPU runtime...

Score 95 GitHub stars 1,165 Open source
zylos-core

🐙 Give your AI a life — open-source agent infrastructure for team collaboration.

Score 95 GitHub stars 1,151 Open source
biniou

a self-hosted webui for 30+ generative ai

Score 95 GitHub stars 1,150 Open source
earth2studio

Open-source deep-learning framework for exploring, building and deploying AI weather/climate workflows.

Score 95 GitHub stars 1,144 Open source
fess

Open-source, self-hosted enterprise & site search server built on OpenSearch. Crawls web / file / DB / cloud sources, 20+ languages, REST AP...

Score 95 GitHub stars 1,139 Open source
solhint

Solhint is an open-source project to provide a linting utility for Solidity code.

Score 95 GitHub stars 1,125 Open source
webbrain

Open-source AI browser agent for Chrome and Firefox (monorepo) 🧠

Score 95 GitHub stars 1,111 Open source
collie

Self-hosted mobile terminal for coding agents on herdr (or tmux/zellij). PWA with push alerts + tailnet accessible

Score 95 GitHub stars 1,086 Open source
MarkLLM

[EMNLP 2024 Demo] MarkLLM: An Open-Source Toolkit for LLM Watermarking

Score 95 GitHub stars 1,074 Open source
AI-Novel-Writer

AI 小说创作软件:把灵感、角色、世界观、大纲、章节写作、审稿和修稿组织成可控流程;提供 Windows/macOS 桌面版,支持本地和在线模型。AI Novel Wri...

Score 95 GitHub stars 1,069 Open source
markeron

Lightweight (~1.5 MB) open-source screen annotation with click-through mode and keyboard-first shortcuts. For demos, teaching, meetings & sc...

Score 95 GitHub stars 1,058 Open source
pdf_oxide

The fastest PDF library for Python and Rust. Text extraction, image extraction, markdown conversion, PDF creation & editing. 0.8ms mean, 5×...

Score 95 GitHub stars 1,048 Open source
compose-for-agents

Build and run AI agents using Docker Compose. A collection of ready-to-use examples for orchestrating open-source LLMs, tools, and agent run...

Score 95 GitHub stars 1,042 Open source
SnapX

SnapX is a free, open-source, cross-platform tool that lets you capture or record any area of your screen and instantly share it with a sing...

Score 95 GitHub stars 1,035 Open source
cotabby

Cotabby is local AI autocomplete for your entire Mac. Open source. On device. Everywhere you type.

Score 95 GitHub stars 1,034 Open source
openloomi

OpenLoomi is an open-source AI coworker. It connects your work tools, understands what you’re working on, and tells you what needs your atte...

Score 95 GitHub stars 1,032 Open source
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