#1
24 Lessons, 12 Weeks, Get Started as a Web Developer
96K starsJun 14, 2026 pusheducationJavaScriptEducation
$ npx skills add microsoft/Web-Dev-For-BeginnersAlternatives
Polyhedra Viewer alternatives for AI agents.
Compare similar skills by workflow fit, trust score, quality, GitHub adoption, maintenance, and install readiness.
Current skill
Polyhedra Viewer
Explore the relationships between convex regular-faced polyhedra.
51
Quality
70
Trust
325
Stars
#2
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#3
:books: Freely available programming books
390K starsJun 13, 2026 pusheducationPythonEducation
$ npx skills add EbookFoundation/free-programming-books#4
Coding articles to level up your development skills
128K starsJun 16, 2026 pusheducationJavaScriptEducation
$ npx skills add Chalarangelo/30-seconds-of-code#5
AnkiDroid: Anki flashcards on Android. Your secret trick to achieve superhuman information retention.
11K starsJun 16, 2026 pusheducationKotlinEducation
$ npx skills add ankidroid/Anki-Android#6
A book series (2 published editions) on the JS language.
185K starsFeb 15, 2026 pusheducationEducation
$ npx skills add getify/You-Dont-Know-JS#7
Code. Music. Live.
12K starsJun 12, 2026 pusheducationC++Education
$ npx skills add sonic-pi-net/sonic-pi#8
All Algorithms implemented in Python
222K starsJun 1, 2026 pusheducationPythonEducation
$ npx skills add TheAlgorithms/Python#9
《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#10
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#11
An Open Source implementation of Notebook LM with more flexibility and features
32K starsJun 18, 2026 pushdata-analysisTypeScriptNotebook
$ npx skills add lfnovo/open-notebook#12
A design system built by IBM
9.2K starsJun 16, 2026 pushdesign-creativeTypeScriptDesign Systems
$ npx skills add carbon-design-system/carbon#13
Complete Ethereum library and wallet implementation in JavaScript.
8.7K starsJun 18, 2026 pushweb3-analyticsTypeScriptBlockchain
$ npx skills add ethers-io/ethers.js#14
Cal-Heatmap is a javascript charting library to create a time-series calendar heatmap
3.1K starsJul 20, 2026 pushproductivity-automationTypeScriptCalendar
$ npx skills add wa0x6e/cal-heatmap#15
A Claude Code plugin that shows what's happening - context usage, active tools, running agents, and todo progress
27K starsJul 16, 2026 pushdevelopmentJavaScriptClaude Code
$ npx skills add jarrodwatts/claude-hud#16
Pre-indexed code knowledge graph for Claude Code, Codex, Gemini, Cursor, OpenCode, AntiGravity, Kiro, and Hermes Agent — fewer tokens, fewer tool calls, 100% local
54K starsJun 24, 2026 pushdevelopmentTypeScriptClaude Code
$ npx skills add colbymchenry/codegraphHow 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 Polyhedra Viewer if it already passes your workflow test and repository review.
Next step
Compare top candidates side by side
Open the compare page, test the install commands in a sandbox, and check each repository before using a skill in production.