io.github.simstudioai/sim/react-query-best-practices

Audit React Query usage for best practices — key factories, staleTime, mutations, and server state ownership

io.github.markdown-viewer/skills/security

Create security architecture diagrams using PlantUML syntax with identity, encryption, firewall, and compliance stencil icons. Best for IAM flows, zero-trust models, encryption pipelines, and threat detection architectures.

io.github.catlog22/Claude-Code-Workflow/team-frontend-debug

Frontend debugging team using Chrome DevTools MCP. Dual-mode — feature-list testing or bug-report debugging. Triggers on "team-frontend-debug", "frontend debug".

io.github.vercel-labs/open-agents/deploy-open-harness

Guides a user through collecting the credentials needed to deploy their own copy of Open Harness, deploying this repo on Vercel, and completing first-run setup. Use for requests about deploying, self-hosting, configuring credentials, or getting started with a fork of this app.

io.github.InugamiDev/ultrathink-oss/css-foundations

Unified CSS/styling foundations — CSS architecture (modules, CSS-in-JS, cascade layers, container queries), CSS custom properties (design tokens, theming, runtime manipulation), CSS Grid (templates, auto-placement, subgrid), dark mode implementation, responsive design patterns (fluid typography, container queries, aspect ratios), general animation patterns, Framer Motion, Tailwind animate plugin.

io.github.Altinn/altinn-studio/docker

Manage the workflow engine's Docker Compose stack. Use when starting, stopping, rebuilding containers, or resetting the database.

io.github.popup-studio-ai/bkit-claude-code/mobile-app

Mobile app development guide — React Native, Flutter, Expo for cross-platform. Triggers: mobile app, React Native, Flutter, Expo, iOS, Android, 모바일 앱.

io.github.aAAaqwq/AGI-Super-Team/css-ninja

Master CSS with Tailwind, CSS-in-JS, responsive layouts, animations, and modern styling patterns. Use when: (1) responsive design implementation, (2) Tailwind CSS setup and customization, (3) CSS-in-JS (styled-components, emotion), (4) complex layouts (Grid, Flexbox), (5) CSS animations and transitions, (6) dark mode implementation, (7) component styling systems, (8) CSS architecture (BEM, utility-first). Triggers: "responsive", "Tailwind", "styled-components", "CSS grid", "flexbox", "animation", "dark mode", "layout".

io.github.github/awesome-copilot/code-tour

Use this skill to create CodeTour .tour files — persona-targeted, step-by-step walkthroughs that link to real files and line numbers. Trigger for: "create a tour", "make a code tour", "generate a tour", "onboarding tour", "tour for this PR", "tour for this bug", "RCA tour", "architecture tour", "explain how X works", "vibe check", "PR review tour", "contributor guide", "help someone ramp up", or any request for a structured walkthrough through code. Supports 20 developer personas (new joiner, bug fixer, architect, PR reviewer, vibecoder, security reviewer, and more), all CodeTour step types (file/line, selection, pattern, uri, commands, view), and tour-level fields (ref, isPrimary, nextTour). Works with any repository in any language.

io.github.microsoft/agent-academy/assets

Use this skill when generating reports, tables, or email output to produce polished, self-contained, responsive HTML.

io.github.minicoohei/ai-agent-camp/sql-queries

主要データウェアハウス方言で正確かつ高性能なSQLを記述するスキル。 「SQLを書いて」「クエリを最適化して」「BigQueryで集計」等のリクエストで発動。

io.github.girijashankarj/cursor-handbook/automation-helper

Design and create automation workflows — shell scripts, Cursor hooks, GitHub Actions, cron jobs, and task runners. Use when the user asks to automate a process, create a script, or set up a workflow.

io.github.girijashankarj/cursor-handbook/cursor-setup

Set up cursor-handbook in a new project by cloning, configuring, and validating the .cursor directory. Use when the user asks to install cursor-handbook, set up a new project, or bootstrap Cursor configuration.

io.github.golemcloud/golem/golem-deploy

Deploying a Golem application. Use when asked to deploy agents to a Golem server, update running agents, or troubleshoot deployment issues.

io.github.NeverSight/learn-skills.dev/infra-ci-cd-docker

Docker containerization patterns for Node.js/TypeScript development and production

io.github.schalkneethling/masonry-gridlanes-wc/css-shared-first

Apply the Shared First CSS methodology when writing responsive styles. Use this skill whenever writing or reviewing CSS that involves media queries, responsive layouts, viewport-specific overrides, or breakpoint-driven design. Trigger when the user asks to write responsive CSS, refactor mobile-first CSS, or when any component or layout has viewport-specific styles. This skill replaces mobile-first pattern guidance — always prefer Shared First unless the user explicitly requests mobile-first.

io.github.schalkneethling/masonry-gridlanes-wc/css-token-use-validator

Validate CSS custom property usage against token definitions. Use when the user wants to check if CSS variables are properly defined, find unused tokens, detect typos in var() references, audit custom property, or when working between Figma design files and code. Works with single files, directories, or entire projects. Can be used as a Claude Code hook to automatically validate after CSS edits.

io.github.SkeneTechnologies/skene/automations

Trigger-based automations with action sequences and run history

io.github.vabole/apple-skills/guide-swiftui-view-refactor

Refactor and review SwiftUI view files with strong defaults for small dedicated subviews, MV-over-MVVM data flow, stable view trees, explicit dependency injection, and correct Observation usage. Use when cleaning up a SwiftUI view, splitting long bodies, removing inline actions or side effects, reducing computed `some View` helpers, or standardizing `@Observable` and view model initialization patterns.

io.github.easychen/opc-methodology/opc-dashboard-review

Review the operating health of a one-person company using lightweight metrics, bottleneck analysis, and stop-loss logic. Use when Codex needs to explain review concepts when needed, verify available outputs, ask one question at a time, present multiple bottleneck hypotheses, and write user-confirmed outputs into `opc-doc/`.

io.github.finettt/DroidClaw/automation_manager

Conversational task management and automation control. Use when the user wants to create, manage, monitor, or query scheduled tasks and background jobs via natural language.

io.github.chromium/chromium/hub

Orchestrator for the "Code Health Hub" framework. Trigger only when the user refers to the Hub or asks to see "available cleanup tasks" within the Chromium technical debt reduction system.

io.github.chromium/chromium/histogram-cleanup

Identify and safely remove expired Chromium histograms (dead metrics/technical debt). Use this skill when a contributor asks to clean up metrics, fix code health issues related to histograms, remove obsolete code, or work on a histogram cleanup task.

io.github.ruby-git/ruby-git/refactor-command-to-commandlineresult

Migrates a command class that still performs parsing or custom execution logic to return raw Git::CommandLineResult, moving parsing to facade/parser layers. Use during architectural redesign refactoring.