#1
:books: Freely available programming books
390K starsJun 13, 2026 pusheducationPythonEducation
$ npx skills add EbookFoundation/free-programming-booksAlternatives
Os Lectures alternatives for AI agents.
Compare similar skills by workflow fit, trust score, quality, GitHub adoption, maintenance, and install readiness.
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Os Lectures
https://learningos.cn/os-lectures/ 2026年春季OS课程Slides\实验指导\思维导图\挑战项目等
80
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803
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#2
24 Lessons, 12 Weeks, Get Started as a Web Developer
96K starsJun 14, 2026 pusheducationJavaScriptEducation
$ npx skills add microsoft/Web-Dev-For-Beginners#3
AnkiDroid: Anki flashcards on Android. Your secret trick to achieve superhuman information retention.
11K starsJun 16, 2026 pusheducationKotlinEducation
$ npx skills add ankidroid/Anki-Android#4
freeCodeCamp.org's open-source codebase and curriculum. Learn math, programming, and computer science for free.
448K starsJun 16, 2026 pusheducationTypeScriptEducation
$ npx skills add freeCodeCamp/freeCodeCamp#5
All Algorithms implemented in Python
222K starsJun 1, 2026 pusheducationPythonEducation
$ npx skills add TheAlgorithms/Python#6
Coding articles to level up your development skills
128K starsJun 16, 2026 pusheducationJavaScriptEducation
$ npx skills add Chalarangelo/30-seconds-of-code#7
《Hello 算法》：动画图解、一键运行的数据结构与算法教程。支持简中、繁中、English、日本語，提供 Python, Java, C++, C, C#, JS, Go, Swift, Rust, Ruby, Kotlin, TS, Dart 等代码实现
127K starsApr 18, 2026 pusheducationJavaEducation
$ npx skills add krahets/hello-algo#8
A book series (2 published editions) on the JS language.
185K starsFeb 15, 2026 pusheducationEducation
$ npx skills add getify/You-Dont-Know-JS#9
Code. Music. Live.
12K starsJun 12, 2026 pusheducationC++Education
$ npx skills add sonic-pi-net/sonic-pi#10
SumatraPDF reader
17K starsJun 20, 2026 pushdocument-processingCPDF
$ npx skills add sumatrapdfreader/sumatrapdf#11
Beyond file syncing and sharing, a new way to organize your files with extensible file properties and flexible views
15K starsJun 12, 2026 pushdocument-processingCMarkdown
$ npx skills add haiwen/seafile#12
Sioyek is a PDF viewer with a focus on textbooks and research papers
9.8K starsAug 5, 2026 pushdocument-processingCPDF
$ npx skills add ahrm/sioyek#13
An Open Source implementation of Notebook LM with more flexibility and features
32K starsJun 18, 2026 pushdata-analysisTypeScriptNotebook
$ npx skills add lfnovo/open-notebook#14
Search infrastructure for AI
28K starsJun 19, 2026 pushagent-frameworksRustAI Agents
$ npx skills add chroma-core/chroma#15
p5.js is a client-side JS platform that empowers artists, designers, students, and anyone to learn to code and express themselves creatively on the web. It is based on the core principles of Processing. Looking for p5.js 2.0? http://beta.p5js.org
24K starsJun 14, 2026 pushdesign-creativeJavaScriptCreative Coding
$ npx skills add processing/p5.js#16
A static analyzer for Java, C, C++, and Objective-C
16K starsJun 13, 2026 pushdevelopmentOCamlStatic Analysis
$ npx skills add facebook/inferHow to choose
When should you switch?
Use an alternative when it has a clearer install path, higher trust score, fresher maintenance, or better platform fit for your current agent stack. Keep Os Lectures if it already passes your workflow test and repository review.
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