withmarbleapp / os-taxonomy

An open, structured graph of 1,616 primary-school micro-topics with prerequisite dependencies and curriculum standards alignment.

android / skills

Modular SKILL.md instructions that ground AI agents in Android development best practices from developer.android.com.

Donchitos / Claude-Code-Game-Studios

A set of 49 Claude Code subagents and 74 slash-command workflows that structure an AI session into a game dev studio with defined roles.

krahets / hello-algo

An open-source, animated, illustrated tutorial on data structures and algorithms with runnable code in many languages.

vercel-labs / agent-skills

A collection of Vercel's official agent skills, packaged instructions and scripts that extend AI coding agents.

hasaneyldrm / exercises-dataset

A JSON dataset of 1,324 fitness exercises with animation GIFs, thumbnails, muscle-group and equipment data, and multilingual instructions.