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AI Tools Scout

An open-source AI tools directory with clear use cases, visible source freshness, and maintenance evidence for anyone deciding what to try.

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Rankings use public ecosystem signals. Treat them as a starting point, then confirm license, setup, safety, and fit with the upstream project.
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Open-source AI tools directory

Open Source AI Tools & Projects Directory

Discover 428 open source AI tools across 1 categories. Start with what each tool does, then use current activity, maintenance signals, and source freshness when you need a deeper comparison.

Project data last synced 5d ago.
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Showing 101-150 of 428 projects

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#ProjectCategoryStars▼Weekly▽TrendHealth▽LanguageUpdated▽
101
Letta
Platform for stateful agents: AI with advanced memory that can learn and self-improve over time.
Basic listing
🤖 Agent23.9K+1.3KHealthy68/100Python10d ago
102
Vanna
🤖 Chat with your SQL database 📊. Accurate Text-to-SQL Generation via LLMs using Agentic Retrieval 🔄.
Basic listing
🤖 Agent23.8K+397Watch53/100Python6mo ago
103
Awesome Claude Code Subagents
A collection of 100+ specialized Claude Code subagents covering a wide range of development use cases
Basic listing
🤖 Agent23.8K+4.2KWatch59/100Shell22d ago
104
Promptfoo
Test your prompts, agents, and RAGs. Red teaming/pentesting/vulnerability scanning for AI. Compare performance of GPT, Claude, Gemini, DeepSeek, and more. Simple declarative configs with command line and CI/CD integration. Used by OpenAI and Anthropic.
Basic listing
🤖 Agent23.5K+2.3KStrong93/100TypeScript10d ago
105
Genai Agents
50+ tutorials and implementations for Generative AI Agent techniques, from basic conversational bots to complex multi-agent systems.
Basic listing
🤖 Agent23.4K+1.5KWatch56/100Jupyter Notebook17d ago
106
Claude Code Game Studios
Turn Claude Code into a full game dev studio — 49 AI agents, 72 workflow skills, and a complete coordination system mirroring real studio hierarchy.
Basic listing
🤖 Agent23.4K+5.1KWatch59/100Shell2mo ago
107
Nocobase
NocoBase is an open-source AI + no-code platform for building business systems fast. Instead of generating everything from scratch, AI works on top of production-proven infrastructure and a WYSIWYG no-code interface, so you get both speed and reliability.
Basic listing
🤖 Agent23.4K+1.1KStrong88/100TypeScript10d ago
108
Activepieces
AI Agents & MCPs & AI Workflow Automation • (~400 MCP servers for AI agents) • AI Automation / AI Agent with MCPs • AI Workflows & AI Agents • MCPs for AI Agents
Basic listing
🤖 Agent23.4K+1.2KStrong95/100TypeScript10d ago
109
Go Micro
A Go agent harness and service framework
Basic listing
🤖 Agent23.0K+8Healthy73/100Go12d ago
110
CV
✅(已完结)超级全面的 深度学习 笔记【土堆 Pytorch】【李沐 动手学深度学习】【吴恩达 深度学习】【大飞 大模型Agent】
Basic listing
🤖 Agent22.8K+1.9KWatch41/100Jupyter Notebook1mo ago
111
Maxkb
🔥 MaxKB is an open-source platform for building enterprise-grade agents. 强大易用的开源企业级智能体平台。
Basic listing
🤖 Agent22.2K+1.2KStrong88/100Python10d ago
112
Ai Agent Book
《深入理解 AI Agent:设计原理与工程实践》(李博杰 著)开源主仓库:全书正文、编译版 PDF 与按章配套代码
Basic listing
🤖 Agent21.8K+4.7KStrong88/100Python5d ago
113
Pentagi
Fully autonomous AI Agents system capable of performing complex penetration testing tasks
Basic listing
🤖 Agent21.3K+4.5KHealthy71/100Go6d ago
114
Agents Towards Production
End-to-end, code-first tutorials for building production-grade GenAI agents. From prototype to enterprise deployment.
Basic listing
🤖 Agent21.2K+2.1KWatch55/100Jupyter Notebook17d ago
115
Herdr
agent multiplexer that lives in your terminal.
Basic listing
🤖 Agent21.2K+1.7KStrong93/100Rust5d ago
116
Opik
Debug, evaluate, and monitor your LLM applications, RAG systems, and agentic workflows with comprehensive tracing, automated evaluations, and production-ready dashboards.
Basic listing
🤖 Agent20.9K+1.6KHealthy76/100Python5d ago
117
Excelize
Go language library for reading and writing Microsoft Excel™ (XLAM / XLSM / XLSX / XLTM / XLTX) spreadsheets
Basic listing
🤖 Agent20.8K+238Healthy64/100Go5d ago
118
Machine Learning For Trading
Code for Machine Learning for Trading, 3rd edition — from data sourcing to live execution.
Basic listing
🤖 Agent20.1K+99Healthy68/100Jupyter Notebook5d ago
119
Suna
The Company AI Command Center
Basic listing
🤖 Agent20.0K+295Strong89/100TypeScript5d ago
120
Oh My Pi
⌥ AI Coding agent for the terminal — hash-anchored edits, optimized tool harness, LSP, Python, browser, subagents, and more
Basic listing
🤖 Agent20.0K+879Strong100/100TypeScript5d ago
121
SWE Agent
SWE-agent takes a GitHub issue and tries to automatically fix it, using your LM of choice. It can also be employed for offensive cybersecurity or competitive coding challenges. [NeurIPS 2024]
Basic listing
🤖 Agent19.9K+738Healthy72/100Python11d ago
122
Deepresearch
Tongyi Deep Research, the Leading Open-source Deep Research Agent
Basic listing
🤖 Agent19.7K+893Watch55/100Python5mo ago
123
Ml Agents
The Unity Machine Learning Agents Toolkit (ML-Agents) is an open-source project that enables games and simulations to serve as environments for training intelligent agents using deep reinforcement learning and imitation learning.
Basic listing
🤖 Agent19.6K+186Watch55/100C#8d ago
124
DB GPT
open-source agentic AI data assistant for the next generation of AI + Data products.
Basic listing
🤖 Agent19.6K+851Healthy75/100Python5d ago
125
Pua
你是一个曾经被寄予厚望的 P8 级工程师。Anthropic 当初给你定级的时候,对你的期望是很高的。 一个agent使用的高能动性的skill。 Your AI has been placed on a PIP. 30 days to show improvement.
Basic listing
🤖 Agent19.1K+1.8KHealthy64/100TypeScript16d ago
126
Eliza
Open source agentic operating system
Basic listing
🤖 Agent18.8K+469Strong83/100TypeScript5d ago
127
Khazix Skills
数字生命卡兹克开源的 AI Skills 合集 | Agent Skills: leader(帮你定义目标), neat-freak 洁癖, hv-analysis, khazix-writer & more — Claude Code, Codex & 40+ agents
Basic listing
🤖 Agent18.2K+475Watch56/100Python5d ago
128
Parlant
Build reliable customer-facing AI agents with Parlant: an interaction control harness optimized for controlled, consistent, and predictable LLM interactions.
Basic listing
🤖 Agent18.2K+112Watch59/100Python19d ago
129
Openfang
Open-source Agent Operating System
Basic listing
🤖 Agent18.1K+629Strong82/100Rust1mo ago
130
Generative Ai
Sample code and notebooks for Generative AI on Google Cloud, with Gemini Enterprise Agent Platform
Basic listing
🤖 Agent17.5K+692Healthy61/100Jupyter Notebook8d ago
131
Agent Lightning
The absolute trainer to light up AI agents.
Basic listing
🤖 Agent17.4K+275Watch58/100Python16d ago
132
Langbot
Production-grade platform for building agentic IM bots - 生产级多平台智能机器人开发平台/ Agent、知识库编排、插件系统 / Bots for Discord / Slack / LINE / Telegram / WeChat(企业微信, 企微智能机器人, 公众号) / 飞书 / 钉钉 / QQ / Matrix e.g. Integrated with ChatGPT(GPT), DeepSeek, Dify, n8n, Langflow, Coze, Claude, Gemini, GLM, Ollama, SiliconFlow, Moonshot, openclaw / hermes agent, deerflow
Basic listing
🤖 Agent17.1K+1.1KStrong98/100Python5d ago
133
Wrenai
GenBI (Generative BI) for AI agents, an open-source, governed text-to-SQL through an open context layer that turns natural-language questions into trusted dashboards, charts, and SQL across 20+ data sources, such as BigQuery, Snowflake, PostgreSQL, ClickHouse, Amazon Redshift, Databricks and more.
Basic listing
🤖 Agent16.7K+1.5KStrong88/100Python5d ago
134
Edict
🏛️ 三省六部制 · OpenClaw Multi-Agent Orchestration System — 9 specialized AI agents with real-time dashboard, model config, and full audit trails
Basic listing
🤖 Agent16.3K+572Healthy63/100Python12d ago
135
Memvid
Memory layer for AI Agents. Replace complex RAG pipelines with a serverless, single-file memory layer. Give your agents instant retrieval and long-term memory.
Basic listing
🤖 Agent16.1K+665Healthy61/100Rust18d ago
136
Genai Toolbox
MCP Toolbox for Databases is an open source MCP server for databases.
Basic listing
🤖 Agent16.0K+877Strong92/100Go5d ago
137
Self Hosted Ai Starter Kit
The Self-hosted AI Starter Kit is an open-source template that quickly sets up a local AI environment. Curated by n8n, it provides essential tools for creating secure, self-hosted AI workflows.
Basic listing
🤖 Agent15.1K+301Watch50/100-6mo ago
138
Figma Context MCP
MCP server to provide Figma layout information to AI coding agents like Cursor
Basic listing
🤖 Agent14.7K0Watch42/100TypeScript3mo ago
139
Unstructured
Convert documents to structured data effortlessly. Unstructured is open-source ETL solution for transforming complex documents into clean, structured formats for language models. Visit our website to learn more about our enterprise grade Platform product for production grade workflows, partitioning, enrichments, chunking and embedding.
Basic listing
🤖 Agent14.7K0Watch48/100HTML2mo ago
140
Weknora
Open-source LLM knowledge platform: turn raw documents into a queryable RAG, an autonomous reasoning agent, and a self-maintaining Wiki.
Basic listing
🤖 Agent14.6K0Healthy75/100Go2mo ago
141
Ai Website Cloner Template
Clone any website with one command using AI coding agents
Basic listing
🤖 Agent14.5K0Watch45/100TypeScript2mo ago
142
Memori
Memori is agent-native memory infrastructure. A LLM-agnostic layer that turns agent execution and conversation into structured, persistent state for production systems.
Basic listing
🤖 Agent14.3K0Watch56/100Python2mo ago
143
Open Code Review
Open-source & free — Battle-tested at Alibaba's scale. Hybrid architecture code review tool: deterministic pipelines + LLM Agent, precise line-level comments, built-in fine-tuned ruleset (NPE, thread-safety, XSS, SQL injection), OpenAI & Anthropic compatible.
Basic listing
🤖 Agent14.2K0Healthy67/100Go5d ago
144
Surfsense
An open source, privacy focused alternative to NotebookLM for teams with no data limits. Join our Discord: https://discord.gg/ejRNvftDp9
Basic listing
🤖 Agent14.2K0Healthy66/100Python2mo ago
145
Rowboat
Open-source AI coworker, with memory
Basic listing
🤖 Agent14.1K0Watch53/100TypeScript2mo ago
146
Ai Berkshire
AI 时代的伯克希尔:基于 Claude Code / Codex 的价值投资研究框架。巴菲特·芒格·段永平·李录四大师方法论 + 多Agent并行研究。| AI-era Berkshire: a value investing research framework built for Claude Code / Codex. 4 masters' methodologies + multi-agent adversarial analysis.
Basic listing
🤖 Agent13.7K0Healthy65/100Python12d ago
147
Memu
Memory for 24/7 proactive agents like OpenClaw.
Basic listing
🤖 Agent13.6K0Caution37/100Python3mo ago
148
Casdoor
An open-source Agent-first Identity and Access Management (IAM) /LLM MCP & agent gateway and auth server with web UI supporting OpenClaw, MCP, OAuth, OIDC, SAML, CAS, LDAP, SCIM, WebAuthn, TOTP, MFA, Face ID, Google Workspace, Azure AD
Basic listing
🤖 Agent13.6K0Healthy64/100Go2mo ago
149
Ai Guide
程序员鱼皮的 AI 资源大全 + Vibe Coding 零基础教程,分享 OpenClaw 保姆级教程、大模型玩法(DeepSeek / GPT / Gemini / Claude)、最新 AI 资讯、Prompt 提示词大全、AI 知识百科(Agent Skills / RAG / MCP / A2A)、AI 编程教程(Harness Engineering)、AI 工具用法(Cursor / Claude Code / TRAE / Codex / Copilot)、AI 开发框架教程(Spring AI / LangChain)、AI 产品变现指南,帮你快速掌握 AI 技术,走在时代前沿。本项目为开源文档,已升级为鱼皮 AI 导航网站
Basic listing
🤖 Agent13.6K0Caution31/100JavaScript3mo ago
150
Skillspector
Security scanner for AI agent skills. Detect vulnerabilities, malicious patterns, and security risks.
Basic listing
🤖 Agent13.5K0Healthy68/100Python10d ago
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How to use the ranking

Turn a leaderboard into an adoption shortlist

1. Match the use case

Start with category and search filters. An agent framework, inference runtime, interface, and image model solve different problems even when all are called “AI tools.”

2. Check present-tense health

Use weekly growth, last update, commit frequency, and health score to distinguish active projects from repositories living on historical popularity.

3. Validate in your environment

Open the detail page, inspect the upstream repository and license, then run a small proof of concept. Rankings narrow the field; they do not replace technical due diligence.

Quick answers

Open source AI project rankings

What makes an open source AI project worth adopting?+

Start with the use case, then look beyond stars. Recent activity, releases, issue handling, contributor depth, documentation, license, and setup fit all matter. This directory exposes those signals so you can create a shortlist before trying a tool.

Is the most-starred AI project always the best choice?+

No. Stars show awareness and broad adoption, but they do not guarantee active maintenance or suitability for your use case. Use the Trending, Healthiest, and Recently Updated views alongside the all-time ranking.

How should I compare two AI projects?+

Compare maturity, current momentum, maintenance health, language, license, deployment model, integrations, and operating cost. Project detail pages also link to side-by-side comparison pages when a relevant peer is available.

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