Sandbox
37 repos for rules · Skills · Claude CodeClear

AGENTS.md rules / skills for AI coding agents: Codex, Cursor & Claude Code. Inspired by Clean Code, Refactoring, DDD, Clean Architecture and DDIA programming books.

2.7k
netresearch/
agent-rules-skill

Agent Skill for generating AGENTS.md files following the agents.md convention | Claude Code compatible

76
jcottam/
agent-resources

Battle-tested agent skills and Cursor rules from real projects. Works with Cursor, Claude Code, and any agent.

30
rebelytics/
one-skill-to-rule-them-all

The meta-skill that builds and improves all your skills, including itself. Watches your work sessions (autonomous or human-led), captures patterns, corrections and judgement calls, and turns them into skill improvements and new skill candidates for your review. Practical application of the Augmented Expertise methodology. Open source: CC BY 4.0.

2.6k
agent-clinic/
claude-md-doctor

Give your CLAUDE.md / AGENTS.md a checkup — audit size vitals, dead references, drifted claims, and backtest every rule against your own session history to see which rules get followed, ignored, or never used. A doctor-style report that cites its evidence.

35
leonardomso/
rust-skills

A collection of 265 rules across 26 categories that AI coding agents can use to write idiomatic, fast, and safe Rust.

501
nathankim0/
clean-architecture-skills

Claude Code skill for reviewing and designing code based on Clean Architecture principles (Dependency Rule, Layer Structure, SOLID)

89
danyuchn/
iso-24495-skill

ISO 24495-1 plain language rules as a Claude Code skill — bilingual: English + Traditional Chinese (繁體中文淺白改寫). Reader-outcome rewriting: relevant, findable, understandable, usable.

137

A modular AI-ready story-development skill engine built on Pixar’s 22 Rules, Story Spine, Hero’s Journey, South Park causality, and character-arc design.

34
JamesShi96/
project-butler

Project memory system for AI coding assistants (Claude Code, Cursor, Codex): session logs, project wiki, rules, TODOs, and handoff.

372
pbshgthm/
arc-skill

An agent skill that plays ARC-AGI-3. One rule: say what an action will do before you spend it. Claude Code on Opus 5 finished all 25 public games at 100.00 RHAE in 7,645 actions.

89
Nanako0129/
sepia

De-AI writing skill for any Agent Skills-compatible agent (77+ via the Skills CLI), with native plugins for Claude Code, Codex, Grok Build, and Antigravity. Narrative-architecture repair for fiction, venue-matched rules for professional prose. Based on StoryScope (arXiv:2604.03136).

2.5k
danielvm-git/
bigpowers

Agent skills synthesizing years of software engineering discipline into a prescriptive methodology for solo developers

180
Wholiver/
swiftui-design-skill

SwiftUI Front-End Design Skills — Six Ironclad Rules Against AI Sloppiness, Design Direction Consulting, Brand Asset Guidelines, and Five-Dimensional Review. Supports all AI agent platforms, including Claude Code, Cursor, Codex, and OpenCode.

190
lguz/
humanize-writing-skill

Rewrite AI-generated text to sound human. 3-pass editing system with 36+ banned words, 10 structural patterns, and a quality checklist. Works with any LLM — Claude, ChatGPT, Gemini, Cursor, Windsurf. Also available as a Claude Code plugin.

47
K-Dense-AI/
science-superpowers

Composable computational-science methodology skills for AI research agents — pre-registration over TDD. A science-domain reimplementation of Superpowers.

328
LottieFiles/
motion-design-skill

Universal motion design principles for AI agents — timing, easing, choreography, and Disney animation principles adapted for UI

1.6k
gotalab/
goal-setter-skill

Shape rough requests into evidence-backed /goal completion contracts — an Agent Skill for Claude Code and Codex

103
javajack/
skill-algotrader

Quantitative trading skill for Indian equity markets with Zerodha integration. Generate trading bots, fetch live index data, and manage risk with Claude Code.

95
AsyrafHussin/
agent-skills

Skills for AI coding agents — Laravel, PHP, React, TypeScript, testing, security, and code quality.

75
CosmoBlk/
email-marketing-bible

Email marketing skill for Claude Code. 55K words, 908 sources, 19 industry playbooks. Install the skill and Claude becomes your email marketing expert.

291
ilindaniel/
impeccable-lite

Stop agents from designing sloppy UI. Inspired by Impeccable, but without the plugin machinery. Just one SKILL.md file.

31