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Discover open-source AI tools.

1,004 apps, agents and plugins from GitHub, ranked on how actively they are maintained rather than on stars. Security review is in progress and every project shows exactly what has and has not been checked.

tech·an·dri·a/tɛkˈændriə/n.
A library for the tools of a new age. After the Library of Alexandria, which copied every scroll that reached its harbour before it went on the shelf.
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Ranked by total stars at the last daily refresh. This is not stars earned during the selected period. Star counts in the AI category are known to be inflated by fake-star campaigns, so activity and license are shown first.

133 projects matching “library”Page 1 of 6
react organisation mark

react

react/react

The library for web and native user interfaces.

Pushed 4 days ago.MIT LicenseJavaScriptUI / Frontend251.9k+1
mui organisation mark

material-ui

mui/material-ui

Material UI: Comprehensive React component library that implements Google's Material Design. Free forever.

Pushed yesterday.MIT LicenseJavaScriptDesign systems99.3k+17
headroomlabs-ai organisation mark

headroom

headroomlabs-ai/headroom

Compress tool outputs, logs, files, and RAG chunks before they reach the LLM. 20% fewer tokens for coding agents, 60-95% fewer tokens for JSON, same answers. Library, proxy, MCP server.

Pushed yesterday.Apache License 2.0PythonDeveloper tools78.7k+724
K-Dense-AI organisation mark

scientific-agent-skills

K-Dense-AI/scientific-agent-skills

Turn any AI agent into an AI Scientist. The #1 Agent Skills library for science, used by 190,000+ scientists worldwide. 165 ready-to-use validated skills plus 100+ scientific databases covering biology, chemistry, medicine, and drug discovery. Compatible with Cursor, Claude Code, Codex, Pi, Antigravity, and the open Agent Skills standard.

Pushed 2 days ago.MIT LicensePythonSkills55.9k+1.1k
DavidHDev organisation mark

react-bits

DavidHDev/react-bits

An open source collection of animated, interactive & fully customizable React components for building memorable websites.

Pushed 4 days ago.OtherJavaScriptDesign systems51.1k+749
sickn33 organisation mark

agentic-awesome-skills

sickn33/agentic-awesome-skills

AAS Core is the local, agent-first control plane for complete catalog discovery, agent-owned selection, stack validation, and planning, backed by 2,115+ agentic skills. Includes CLI, local MCP, catalog, plugins, and Workbench.

Pushed yesterday.MIT LicensePythonSkills49.1k+501
saadeghi organisation mark

daisyui

saadeghi/daisyui

🌼 🌼 🌼 🌼 🌼  The most popular, free and open-source Tailwind CSS component library

Pushed 4 days ago.MIT LicenseJavaScriptDesign systems42.7k+45
vuetifyjs organisation mark

vuetify

vuetifyjs/vuetify

🐉 Vue Component Framework

Pushed yesterday.OtherTypeScriptDesign systems41.0k+3
chakra-ui organisation mark

chakra-ui

chakra-ui/chakra-ui

Chakra UI is a component system for building SaaS products with speed ⚡️

Pushed yesterday.MIT LicenseTypeScriptDesign systems40.7k+3
google organisation mark

langextract

google/langextract

A Python library for extracting structured information from unstructured text using LLMs with precise source grounding and interactive visualization.

Pushed yesterday.Apache License 2.0PythonDeveloper tools39.3k+205
explosion organisation mark

spaCy

explosion/spaCy

💫 Industrial-strength Natural Language Processing (NLP) in Python

Pushed 8 days ago.MIT LicensePythonApps34.0k+16
heroui-inc organisation mark

heroui

heroui-inc/heroui

🚀 Beautiful, fast and modern React UI library. (Previously NextUI)

Pushed yesterday.Apache License 2.0TypeScriptDesign systems31.1k+43
layui organisation mark

layui

layui/layui

一套遵循浏览器原生态开发模式的 Web UI 组件库。

Pushed yesterday.MIT LicenseJavaScriptDesign systems30.6k+3
element-plus organisation mark

element-plus

element-plus/element-plus

🎉 A Vue.js 3 UI Library made by Element team

Pushed yesterday.MIT LicenseTypeScriptDesign systems27.8k+8
vercel organisation mark

ai

vercel/ai

The AI Toolkit for TypeScript. From the creators of Next.js, the AI SDK is a free open-source library for building AI-powered applications and agents

Pushed yesterday.OtherTypeScriptDeveloper tools27.7k+166
qax-os organisation mark

excelize

qax-os/excelize

Go language library for reading and writing Microsoft Excel™ (XLAM / XLSM / XLSX / XLTM / XLTX) spreadsheets

Pushed 2 days ago.BSD 3-Clause "New" or "Revised" LicenseGoDeveloper tools21.0k+29
enzymejs organisation mark

enzyme

enzymejs/enzymeDormant

JavaScript Testing utilities for React

No push in over a year ago.MIT LicenseJavaScriptUI / Frontend19.8k
radix-ui organisation mark

primitives

radix-ui/primitives

Radix Primitives is an open-source UI component library for building high-quality, accessible design systems and web apps. Maintained by @workos.

Pushed 20 days ago.MIT LicenseTypeScriptDesign systems19.5k+30
tusen-ai organisation mark

naive-ui

tusen-ai/naive-ui

A Vue 3 Component Library. Fairly Complete. Theme Customizable. Uses TypeScript. Fast.

Pushed 9 days ago.MIT LicenseTypeScriptDesign systems18.6k+13
pqina organisation mark

filepond

pqina/filepond

🌊 A flexible and fun JavaScript file upload library

Pushed 7 days ago.MIT LicenseJavaScriptPlugins16.4k
bootstrap-vue organisation mark

bootstrap-vue

bootstrap-vue/bootstrap-vueSlowing

MOVED to https://github.com/bootstrap-vue-next/bootstrap-vue-next

Last push 7 months ago.MIT LicenseJavaScriptDesign systems14.4k
deeplearning4j organisation mark

deeplearning4j

deeplearning4j/deeplearning4j

Suite of tools for deploying and training deep learning models using the JVM. Highlights include model import for keras, tensorflow, and onnx/pytorch, a modular and tiny c++ library for running math code and a java based math library on top of the core c++ library. Also includes samediff: a pytorch/tensorflow like library for running deep learn...

Pushed 30 days ago.Apache License 2.0JavaDeveloper tools14.3k+2
Orchestra-Research organisation mark

AI-Research-SKILLs

Orchestra-Research/AI-Research-SKILLs

Comprehensive open-source library of AI research and engineering skills for any AI model. Package the skills and your claude code/codex/gemini agent will be an AI research agent with full horsepower. Maintained by Orchestra Research.

Pushed 24 days ago.MIT LicenseTeXSkills14.2k+231
Semantic-Org organisation mark

Semantic-UI-React

Semantic-Org/Semantic-UI-ReactDormant

The official Semantic-UI-React integration

No push in over a year ago.MIT LicenseJavaScriptDesign systems13.2k
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