FreeCodeCamp
freeCodeCamp
freeCodeCamp.org's open-source codebase and curriculum. Learn math, programming, and computer science for free.
EducationSkill source unconfirmed
448.2KGitHub
OPENAGENTSKILL / DIRECTORY
AI Agent Skills
Find a skill for your next task. Explore tools for Codex, Claude Code, Cursor and more.
Results · “free-ai”
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Candidates in this shortlist, not the full registry. GitHub stars belong to repositories, not individual skills.
Results: 18
Gpt4free
xtekky
The official gpt4free repository | various collection of powerful language models | opus 4.6 gpt 5.3 kimi 2.5 deepseek v3.2 gemini 3
66.3KGitHub
Free Programming Books
EbookFoundation
:books: Freely available programming books
EducationSkill source unconfirmed
390.3KGitHub
EasySpider
NaiboWang
A visual no-code/code-free web crawler/spider易采集：一个可视化浏览器自动化测试/数据采集/网页爬虫软件，可以无代码图形化的设计和执行爬虫任务。别名：ServiceWrapper面向Web应用的智能化服务封装系统。
Web ScrapingSkill source unconfirmed
44.1KGitHub
Material Ui
mui
Material UI: Comprehensive React component library that implements Google's Material Design. Free forever.
DesignSkill source unconfirmed
98.4KGitHub
Open Code Review
alibaba
Open-source & free — Battle-tested at Alibaba's scale. Hybrid architecture code review tool: deterministic pipelines + LLM Agent, precise line-level comments, built-in f…
22.1KGitHub
Elasticsearch
elastic
Free and Open Source, Distributed, RESTful Search Engine
ResearchSkill source unconfirmed
77KGitHub
51.6KGitHub
50.6KGitHub
Daisyui
saadeghi
🌼 🌼 🌼 🌼 🌼 The most popular, free and open-source Tailwind CSS component library
DesignSkill source unconfirmed
41.1KGitHub
ShareX
ShareX
ShareX is a free and open-source application that enables users to capture or record any area of their screen with a single keystroke. It also supports uploading images,…
Document ProcessingSkill source unconfirmed
38.2KGitHub
Drawdb
drawdb-io
Free, simple, and intuitive online database diagram editor and SQL generator.
DataSkill source unconfirmed
37.4KGitHub
Erpnext
frappe
Free and Open Source Enterprise Resource Planning (ERP)
Geo ScienceSkill source unconfirmed
35.7KGitHub
Khoj
khoj-ai
Your AI second brain. Self-hostable. Get answers from the web or your docs. Build custom agents, schedule automations, do deep research. Turn any online or local LLM int…
35.3KGitHub
Searxng
searxng
SearXNG is a free internet metasearch engine which aggregates results from various search services and databases. Users are neither tracked nor profiled.
ResearchSkill source unconfirmed
32.2KGitHub
Changedetection.Io
dgtlmoon
Best and simplest tool for website change detection, web page monitoring, and website change alerts. Perfect for tracking content changes, price drops, restock alerts, a…
Web ScrapingSkill source unconfirmed
32KGitHub