nimadorostkar/claude-skills-collection

Claude Skills Collection is a library of 137 ready made skill files for Claude and other AI coding agents. Each skill is a short Markdown briefing that an agent loads automatically when a task matches its description, changing how the agent approaches that task rather than acting as a prompt or a piece of documentation. The skills are organized into categories covering programming languages, backend and frontend development, mobile, DevOps, data, security, testing, AI, agent tooling, finance, documents, design, writing, and productivity. Examples include api-design, react, kubernetes, postgres, rag, and prompt-engineering. Every skill follows the same template: a purpose, when to use it, its capabilities, required inputs, expected outputs, a numbered workflow, best practices, worked examples, and notes on gotchas. The project's stated philosophy is specificity over general advice. A skill is only kept if using it changes the agent's output compared to not using it, and the maintainers say this discipline is why the collection holds 137 skills rather than several hundred. Skills are triggered by their description field, written in plain language a user might actually type, such as noticing an endpoint is slow, rather than formal technical labels. To install, users clone the repository and symlink either all skills, one category, or a single skill into their agent's skills folder. Teams can also commit shared skills directly into a project's own repository so everyone on the team gets the same behavior. The README includes worked example sessions, such as diagnosing a slow database query or reviewing a pull request, showing which skills load and what they change about the result. The repository also ships a validation script that runs in continuous integration to check that skills follow the required structure, plus documentation covering the full skill template, style rules, installation paths for different agents, and a contributing guide. Contributors are asked to test that a new skill actually triggers on real user phrasings before submitting it.