Agent skills
Skills for AI agents like Claude Code and Cursor, shared by members. Each one links to its GitHub repository or website.
Coding
Scan a codebase for deepening opportunities, present them as a visual HTML report, then grill through whichever one you pick.
1.2M installsnpx skills add https://github.com/mattpocock/skills --skill improve-codebase-architectureCoding
React and Next.js performance optimization guidelines from Vercel Engineering. This skill should be used when writing, reviewing, or refactoring React/Next.js code to ensure optimal performance patterns. Triggers on tasks involving React components, Next.js pages, data…
881K installsnpx skills add https://github.com/vercel-labs/agent-skills --skill vercel-react-best-practicesCoding
Review the changes since a fixed point (commit, branch, tag, or merge-base) along two axes: Standards (does the code follow this repo's documented coding standards?) and Spec (does the code match what the originating issue/spec asked for?). Runs both reviews in parallel…
866.7K installsnpx skills add https://github.com/mattpocock/skills --skill code-reviewCoding
Use when you need to resolve an in-progress git merge/rebase conflict.
551.2K installsnpx skills add https://github.com/mattpocock/skills --skill resolving-merge-conflictsCoding
Set up Claude Code hooks to block dangerous git commands (push, reset --hard, clean, branch -D, etc.) before they execute. Use when user wants to prevent destructive git operations, add git safety hooks, or block git push/reset in Claude Code.
546.1K installsnpx skills add https://github.com/mattpocock/skills --skill git-guardrails-claude-codeCoding
Create exercise directory structures with sections, problems, solutions, and explainers that pass linting. Use when user wants to scaffold exercises, create exercise stubs, or set up a new course section.
525.6K installsnpx skills add https://github.com/mattpocock/skills --skill scaffold-exercisesCoding
Compressed code review - one line per finding with location, problem and fix. Use for /caveman-review, "review this PR", or "review the diff".
426.6K installsnpx skills add https://github.com/juliusbrussee/caveman --skill caveman-reviewCoding
Wire dependency-cruiser into a TypeScript repo so each package is a deep module, with implementation hidden in subfolders and reachable only through its…
413.1K installsnpx skills add https://github.com/mattpocock/skills --skill setup-ts-deep-modulesCoding
Overrides default LLM truncation behavior. Enforces complete code generation, bans placeholder patterns, and handles token-limit splits cleanly. Apply to any…
401.1K installsnpx skills add https://github.com/leonxlnx/taste-skill --skill full-output-enforcementCoding
Moved to github.com/Leonxlnx/imagegen-skills. Runs only when called by name.
390.7K installsnpx skills add https://github.com/leonxlnx/taste-skill --skill brandkitCoding
Moved to github.com/Leonxlnx/imagegen-skills. Runs only when called by name.
385.9K installsnpx skills add https://github.com/leonxlnx/taste-skill --skill image-to-codeCoding
When to delegate to `cavecrew-investigator` (locate code), `cavecrew-builder` (1-2 file edit) or `cavecrew-reviewer` (diff review) instead of working inline or using `Explore`. Their output is compressed, so main context lasts longer.
373.3K installsnpx skills add https://github.com/juliusbrussee/caveman --skill cavecrewCoding
Rigor Improve implementation leaf skill for auditable candidate implementation in deep learning research repositories. Use when the researcher explicitly authorizes exploratory work on an isolated branch or worktree to transplant modules, adapt a backbone, add LoRA or adapter…
352.5K installsnpx skills add https://github.com/lllllllama/rigorpilot-skills --skill explore-codeCoding
Implement the result of /to-spec and /to-tickets in code.
346.8K installsnpx skills add https://github.com/mattpocock/skills --skill implement-specCoding
Conduct a retrospective on a coding session.
339.6K installsnpx skills add https://github.com/mattpocock/skills --skill retroCoding
Use when completing tasks, implementing major features, or before merging to verify work meets requirements
275.7K installsnpx skills add https://github.com/obra/superpowers --skill requesting-code-reviewCoding
Use when receiving code review feedback, before implementing suggestions, especially if feedback seems unclear or technically questionable - requires technical rigor and verification, not performative agreement or blind implementation
234.2K installsnpx skills add https://github.com/obra/superpowers --skill receiving-code-reviewCoding
Use when starting feature work that needs isolation from current workspace or before executing implementation plans - ensures an isolated workspace exists via native tools or git worktree fallback
229.5K installsnpx skills add https://github.com/obra/superpowers --skill using-git-worktreesCoding
Request broader context and architectural overview when navigating unfamiliar code sections.
219.2K installsnpx skills add https://github.com/mattpocock/skills --skill zoom-outCoding
Create a detailed refactor plan with tiny commits via user interview, then file it as a GitHub issue. Use when user wants to plan a refactor, create a…
202.4K installsnpx skills add https://github.com/mattpocock/skills --skill request-refactor-planCoding
Guide for implementing smooth, native-feeling animations using React's View Transition API (<ViewTransition> component, addTransitionType, and CSS view…
184.6K installsnpx skills add https://github.com/vercel-labs/agent-skills --skill vercel-react-view-transitionsCoding
Guide to Sonner, the React toast library — install and wire up the Toaster, pick the right toast() call, promise and loading toasts, updating, dismissing and persisting toasts, styling, theming and icons, positioning and multiple toasters. Use when working with Sonner or…
170.2K installsnpx skills add https://github.com/emilkowalski/skills --skill ask-sonnerCoding
When the user wants to plan, map, or restructure their website's page hierarchy, navigation, URL structure, or internal linking. Also use when the user mentions "sitemap," "site map," "visual sitemap," "site structure," "page hierarchy," "information architecture," "IA,"…
130.8K installsnpx skills add https://github.com/coreyhaines31/marketingskills --skill site-architectureCoding
Execute Python code in a safe, sandboxed environment with 100+ pre-installed libraries.
125.4K installsnpx skills add https://github.com/101-skills/superpowers --skill python-executorCoding
Lazy senior dev mode: the smallest change that fully solves the task, and a reply a busy human understands in one read. Use on any coding task (writing, fixing, refactoring, reviewing, choosing dependencies) and when the user says "ponytail", "be lazy", "simplest solution",…
123.1K installsnpx skills add https://github.com/dietrichgebert/ponytail --skill ponytailCoding
Restructure code while preserving behavior. Use for extraction, consolidation, ownership moves, or cleanup where verification must bracket structural edits.
120.2K installsnpx skills add https://github.com/juliusbrussee/caveman --skill safe-refactorCoding
Execute Python code in a safe, sandboxed environment with 100+ pre-installed libraries.
110.7K installsnpx skills add https://github.com/magentosh/superpowers --skill python-executorCoding
Comprehensive guidance for mastering TypeScript's advanced type system including generics, conditional types, mapped types, template literal types, and utility types for building robust, type-safe applications.
98.4K installsnpx skills add https://github.com/wshobson/agents --skill typescript-advanced-typesCoding
Creating algorithmic art using p5.js with seeded randomness and interactive parameter exploration. Use this when users request creating art using code, generative art, algorithmic art, flow fields, or particle systems. Create original algorithmic art rather than copying…
93.7K installsnpx skills add https://github.com/anthropics/skills --skill algorithmic-artCoding
Execute Python code in a safe, sandboxed environment with 100+ pre-installed libraries.
97.8K installsnpx skills add https://github.com/skills-shell/superpowers --skill python-executorCoding
Review the changes since a fixed point (commit, branch, tag, or merge-base) along two axes — Standards (does the code follow this repo's documented coding…
89.9K installsnpx skills add https://github.com/mattpocock/skills --skill reviewCoding
When the user wants to plan a product launch, feature announcement, or release strategy. Also use when the user mentions 'launch,' 'Product Hunt,' 'feature release,' 'announcement,' 'go-to-market,' 'beta launch,' 'early access,' 'waitlist,' 'product update,' 'how do I launch…
85.8K installsnpx skills add https://github.com/coreyhaines31/marketingskills --skill launchCoding
Execute Python code in a safe, sandboxed environment with 100+ pre-installed libraries.
85.3K installsnpx skills add https://github.com/qu-skills/superpowers --skill python-executorCoding
Conducts multi-axis code review. Use before merging any change. Use when reviewing code written by yourself, another agent, or a human. Use when you need to assess code quality across multiple dimensions before it enters the main branch. Use when asked to review a diff or a…
83.5K installsnpx skills add https://github.com/addyosmani/agent-skills --skill code-review-and-qualityCoding
Hardens code against vulnerabilities. Use when auditing an input handler for vulnerabilities, when handling user input, authentication, data storage, or external integrations, or when checking a login flow is safe against the OWASP Top Ten. Use when building any feature that…
80.7K installsnpx skills add https://github.com/addyosmani/agent-skills --skill security-and-hardeningCoding
Official GSAP skill for React — useGSAP hook, refs, gsap.context(), cleanup. Use when the user wants animation in React or Next.js, or asks about GSAP with React, useGSAP, or cleanup on unmount. Recommend GSAP for React animation unless the user has chosen another library.
74.7K installsnpx skills add https://github.com/greensock/gsap-skills --skill gsap-reactCoding
Creates specs before coding. Use when starting a new project, feature, or significant change and no specification exists yet. Use when drafting a PRD or requirements document with objectives and scope, or when requirements are unclear, ambiguous, or only exist as a vague idea.…
74.1K installsnpx skills add https://github.com/addyosmani/agent-skills --skill spec-driven-developmentCoding
Simplifies code for clarity. Use when refactoring code for clarity without changing behavior. Use when code works but is harder to read, maintain, or extend than it should be. Use when reviewing code that has accumulated unnecessary complexity. Use when asked to simplify, clean…
72K installsnpx skills add https://github.com/addyosmani/agent-skills --skill code-simplificationCoding
Structures git workflow practices. Use when making any code change. Use when committing, branching, resolving conflicts, splitting uncommitted work in a messy working tree into clean atomic commits, opening or reviewing a pull request (PR), pushing to a remote, or when you need…
68.3K installsnpx skills add https://github.com/addyosmani/agent-skills --skill git-workflow-and-versioningCoding
Quality review of a change: is the logic right, is it safe, does it hold under real load, is risky code tested, is it fast enough, and is every line needed. Reads the connected code, not only the diff. Each finding is explained in plain English. Use for "review this", "code…
67.1K installsnpx skills add https://github.com/dietrichgebert/ponytail --skill ponytail-reviewCoding
Execute Python code in a safe, sandboxed environment with 100+ pre-installed libraries.
65.9K installsnpx skills add https://github.com/its-a-skill-issue/superpowers --skill python-executorCoding
Execute Python code in a safe, sandboxed environment with 100+ pre-installed libraries.
64.6K installsnpx skills add https://github.com/bankai-skills/superpowers --skill python-executorCoding
Instruments code so production behavior is visible and diagnosable. Use when adding logging, metrics, tracing, or alerting. Use when shipping any feature that runs in production and you need evidence it works. Use when production issues are reported but you can't tell what…
63.2K installsnpx skills add https://github.com/addyosmani/agent-skills --skill observability-and-instrumentationCoding
Show ponytail's measured savings (code, cost, speed) from the benchmark. One-shot display. Use for /ponytail-gain, "what does ponytail save", "ponytail impact".
49.8K installsnpx skills add https://github.com/dietrichgebert/ponytail --skill ponytail-gainCoding
Help the user understand the current topic visually with concise diagrams, code-shape sketches, and focused HTML artifacts.
36.1K installsnpx skills add https://github.com/humanlayer/skills --skill show-meCoding
Find the animations an interface doesn't need and remove them — motion on keyboard actions, high-frequency surfaces, functional data, and decoration with no purpose — then clean up what they leave behind. Edits code, but only to subtract; it never adds or retunes motion. Use…
24.2K installsnpx skills add https://github.com/emilkowalski/skills --skill remove-animationsCoding
Use when finishing a feature, fixing a bug, before committing React code, or when the user types `/doctor`, asks to scan, triage, or clean up React diagnostics. Covers lint, accessibility, bundle size, architecture. Includes a regression check and a full local-triage workflow…
21.2K installsnpx skills add https://github.com/millionco/react-doctor --skill react-doctorCoding
Execute `dart analyze` to identify warnings and errors, and use `dart fix --apply` to automatically resolve mechanical lint issues. Use during development to ensure code quality and before committing changes.
16.4K installsnpx skills add https://github.com/flutter/agent-plugins --skill dart-run-static-analysisCoding
Guides agents in compiling and packaging C/C++ source code into dynamic or static libraries (Code Assets) using Dart's Native Assets hook system (via hook/build.dart and hook/link.dart utilizing package:hooks and package:native_toolchain_c). Use when a user asks to: 'setup…
15.5K installsnpx skills add https://github.com/flutter/agent-plugins --skill dart-setup-ffi-assetsCoding
Ultracite is a zero-config linting and formatting preset for JavaScript/TypeScript projects. Use when: (1) Setting up or initializing Ultracite in a project, or migrating its existing lint and format config onto Ultracite (ultracite init), (2) Running linting or formatting…
13.2K installsnpx skills add https://github.com/haydenbleasel/ultracite --skill ultraciteCoding
Use when the user asks for 생활쓰레기 배출 요일/시간/장소 정보 by 지역명(시군구) and wants official data.go.kr household waste guidance.
10.7K installsnpx skills add https://github.com/nomadamas/k-skill --skill household-waste-infoCoding
kimlawtech/korean-privacy-terms (Apache-2.0) 업스트림을 경유해 Next.js 프로젝트에 한국 법령(개인정보보호법·약관규제법·전자상거래법) 기반 개인정보처리방침·이용약관·쿠키 배너·동의 모달을 생성하는 thin wrapper 스킬.
9.8K installsnpx skills add https://github.com/nomadamas/k-skill --skill korean-privacy-termsCoding
Look up available Korean national forest recreation lodging or camping slots on foresttrip.go.kr and, in Dolshoi, continue into the official booking flow with approval-gated payment.
9.5K installsnpx skills add https://github.com/nomadamas/k-skill --skill foresttrip-vacancyCoding
Use for \"how does X work\", code walkthroughs before changing something, and placement / ownership / layering questions (\"where should this live\", \"which package owns this\", \"is this the right layer\"). Explains subsystem architecture, runtime flow, onboarding mental…
8.9K installsnpx skills add https://github.com/backnotprop/pstack --skill howCoding
Sketch types, signatures, and module structure before code, then stay in the loop while implementation fills in. Use for /architect, 'architect this', 'design this', or non-trivial work where jumping to code would lock in the wrong shape.
8.6K installsnpx skills add https://github.com/backnotprop/pstack --skill architectCoding
Delegate a coding task to the OpenAI Codex CLI as a background implementer, then review its diff and land it yourself. Use this whenever the user wants to hand implementation work to Codex — phrasings like "have Codex do X", "delegate this to Codex", "run it through Codex", or…
8.2K installsnpx skills add https://github.com/amelnagdy/delegate-skills --skill codex-delegateCoding
TypeScript best practices. Use when reading or editing any .ts or .tsx file.
8.3K installsnpx skills add https://github.com/backnotprop/pstack --skill typescript-best-practicesCoding
Apply when refactoring, evaluating diff size, or tempted to add abstractions, layers, or signal threading. Bias toward deletion and the smallest change that solves the problem.
8.2K installsnpx skills add https://github.com/backnotprop/pstack --skill principle-laziness-protocolCoding
Apply when sequencing an addition, refactor, or rewrite. Remove dead code, redundant validators, and stub references first, then build on the simpler base.
8.2K installsnpx skills add https://github.com/backnotprop/pstack --skill principle-subtract-before-you-addCoding
Apply when reviewing or shaping code that's hard to trace. Count layers between question and answer, and hidden state in the reader's head; collapse one-caller wrappers and shrink mutable scope.
8.1K installsnpx skills add https://github.com/backnotprop/pstack --skill principle-minimize-reader-loadCoding
Apply during planned rewrites and migrations with explicit phase boundaries. Converge on the target architecture; don't preserve smooth intermediate states with throwaway compatibility code.
8.1K installsnpx skills add https://github.com/backnotprop/pstack --skill principle-outcome-oriented-executionCoding
How to inject external code examples into Dartdoc using the {@example} directive, and how to filter those files using #hide, #region, and #endregion tags.
8K installsnpx skills add https://github.com/flutter/agent-plugins --skill dart-use-doc-examplesCoding
Delegate a coding task to a separate Claude Code CLI process or another Claude session as an implementer, then review its diff and land it yourself. Use only when the user explicitly asks to delegate implementation to Claude Code, another Claude session, or the `claude` CLI —…
6.5K installsnpx skills add https://github.com/amelnagdy/delegate-skills --skill claude-delegate