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superpowers

A bundle of skills for software engineering that covers much of the development life cycle: planning, reviewing, testing and debugging. Many consolidate standard engineering practice.

everything-claude-code

A large collection of resources for Claude Code across core engineering domains. Most resources stand alone, and the author's own workflow is optional.

mattpocock-skills

Skills for Real Engineers. Straight from my .agents directory.

Contributed by Sentinel

karpathy-coding-discipline

Drop into CLAUDE.md/AGENTS.md as the first behavior norm a coding agent ingrains — think before coding, prefer the simplest solution, change only what you own, and execute toward the stated goal.

tt-a1i-archify

Agent skill for beautiful, verifiable architecture, workflow, sequence, data-flow, and lifecycle diagrams—self-contained HTML with motion and crisp export.

Contributed by Sentinel

anthropics-skills

Public repository for Agent Skills

Contributed by Sentinel

garrytan-gstack

Use Garry Tan's exact Claude Code setup: 23 opinionated tools that serve as CEO, Designer, Eng Manager, Release Manager, Doc Engineer, and QA

Contributed by Sentinel

nextlevelbuilder-ui-ux-pro-max-skill

An AI skill that provides design intelligence for building professional UI/UX across multiple platforms.

Contributed by Sentinel

claude-scientific-skills

A set of ready-to-use Agent Skills for research, science, engineering, analysis, finance and writing.

virgiliojr94-book-to-skill

Turn any technical book PDF into a Claude Code skill — ready to study, reference, and use while you work.

Contributed by Sentinel

alirezarezvani-claude-skills

380 Claude Code skills & agent skills & plugins (30+ Agents, 70+ custom commands, 380+ skills, customizable references, scripts) for Claude Code, Codex, Gemini CLI, Cursor, and 8 more coding agents — engineering, marketing, product, compliance, C-level advisory, research, business operations, commercial & finance, and your daily productivity skills.

Contributed by Sentinel

humanlayer-12-factor-agents

What are the principles we can use to build LLM-powered software that is actually good enough to put in the hands of production customers?

Contributed by Sentinel

compound-engineering-plugin

A very pragmatic set of well-designed agents, skills, and commands, built around a discipline of turning past mistakes and errors into lessons and opportunities for future growth and improvement. Good documentation.

hardikpandya-stop-slop

A skill file for removing AI tells from prose

Contributed by Sentinel

nidhinjs-prompt-master

A Claude skill that writes the accurate prompts for any AI tool. Zero tokens or credits wasted. Full context and memory retention

Contributed by Sentinel

fullstack-dev-skills

A Claude Code plugin with 65 skills for full-stack development across many frameworks, 9 workflow commands for Jira and Confluence, and a /common-ground command that lists Claude's assumptions about your project.

agricidaniel-claude-ads

Claude-first paid-media operations skill for Claude Code across 12 ad platforms (Google, Meta, YouTube, LinkedIn, TikTok, Microsoft, Apple, Amazon, Reddit, Pinterest, Snapchat, X): source-grounded audits, deterministic scoring, versioned JSON reports, and capability-gated account changes.

Contributed by Sentinel

trail-of-bits-security-skills

A very professional collection of over a dozen security-focused skills for code auditing and vulnerability detection. Includes skills for static analysis with CodeQL and Semgrep, variant analysis across codebases, fix verification, and differential code review.

codebase-to-course

A Claude Code skill that turns any codebase into an interactive single-page HTML course for non-technical readers.

t-ches-claude-code-resources

A set of sub-agents, skills and commands with a focus on meta-tools, such as a skill auditor and hook creation, meant to be adapted to your workflow.

context-engineering-kit

Hand-crafted collection of advanced context engineering techniques and patterns with minimal token footprint focused on improving agent result quality.

codex-skill

Enables users to prompt codex from claude code. Unlike the raw codex mcp server, this skill infers parameters such as model, reasoning effort, sandboxing from your prompt or asks you to specify them. It also simplifies continuing prior codex sessions so that codex can continue with the prior context.

claude-codex-settings

A set of plugins for core developer tasks, covering GitHub, Azure, MongoDB, Tavily, Playwright and more. Also works with a few other providers.

agentsys

Workflow automation system for Claude with a group of useful plugins, agents, and skills. Automates task-to-production workflows, PR management, code cleanup, performance investigation, drift detection, and multi-agent code review. Includes agnix for linting agent configurations. Built on thousands of lines of code with thousands of tests. Uses deterministic detection (regex, AST) with LLM judgment for efficiency. Used on many production systems.