GitHub Copilot skills, plugins, subagents, slash commands and mcp servers

journal-entry official anthropics skill Prepares journal entries with debit and credit schedules for accruals, prepaid expenses, or revenue recognition. Claude Code CX Codex Cursor 2,700installs digest official anthropics skill Builds a daily or weekly digest from connected sources, covering mentions, action items, decisions, and document changes. Useful when you need to catch up on project activity. Claude Code CX Codex Cursor 2,700installs dogfood callstack skill Coordinates exploratory mobile app testing on iOS and Android via agent-device. Discovers UI bugs and workflow issues in runtime. Claude Code CX Codex Cursor 11,200installs threejs-animation CloudAI-X skill Skill for keyframe, skeletal and morph-target animation in Three.js. Play glTF animations, control bones, blend and crossfade clips on WebGL and WebGPU. Claude Code CX Codex Cursor 20,100installs seo-cluster AgriciDaniel skill Clusters keywords by SERP overlap and designs hub-and-spoke content architecture with internal links. Use it before writing posts to avoid cannibalization. Claude Code CX Codex Cursor 6,700installs seo-hreflang AgriciDaniel skill Audits and generates hreflang tags for multi-language and multi-region websites. Catches missing return tags, bad ISO codes, and canonical mismatches. Claude Code CX Codex Cursor 6,700installs seo-images AgriciDaniel skill Checks alt text, file size, format (WebP/AVIF), responsive images, lazy loading, and metadata. Flags CLS issues and shows how many kilobytes you can save. Claude Code CX Codex Cursor 6,700installs seo-plan AgriciDaniel skill Builds a complete SEO plan with competitor analysis, site architecture, and 12-month roadmap across four implementation phases. Use it when you need strategy for a new site or an existing one. Claude Code CX Codex Cursor 6,700installs azure-pricing official anthonychu skill Fetches current Azure retail prices and estimates usage costs. Use it to compare SKUs, regions, billing models, and Copilot Studio credits. 4,700installs cmux-custom-sidebar manaflow-ai skill Skill for writing a custom cmux sidebar in a SwiftUI-like language. The sidebar binds to workspaces, tabs, PRs, and clock; hot-reloads on save; runs cmux commands on tap. Claude Code CX Codex Cursor 4,800installs cmux-architecture manaflow-ai skill Guides modular Swift package architecture, strict 5-layer dependency inversion, and Swift 6 concurrency rules in the cmux codebase. Claude Code CX Codex Cursor 4,800installs apple-hig nexu-io skill Integrates Apple Human Interface Guidelines for iOS, macOS, visionOS, watchOS, and tvOS into your coding agent during planning. Claude Code CX Codex Cursor 3,200installs paddleocr-doc-parsing PaddlePaddle skill Extracts structured Markdown and JSON from PDFs and document scans. It captures cell-level tables, LaTeX formulas, diagrams, and preserves the reading order. Claude Code CX Codex Cursor 470installs lesson rohitg00 skill Stores corrections and hard-won rules as confidence-weighted lessons, then recalls them before similar work. Useful when the same mistake keeps returning. Claude Code CX Codex Cursor 3,900installs code-review-expert sanyuan0704 skill Reviews current Git changes for architecture, security, and code quality issues. Use it before merging when you need prioritized findings and actionable fixes. Claude Code CX Codex Cursor 13,600installs agentation-self-driving benjitaylor skill Runs autonomous design critiques in a visible browser window and leaves feedback notes directly through the Agentation toolbar. Claude Code CX Codex Cursor 7,000installs just casey skill Reference skill for just, a command runner that executes tasks from a justfile. Use when your project has a justfile or you need syntax help for recipes and commands. Claude Code CX Codex Cursor 1,000installs secret-scanning official github skill This skill guides GitHub secret scanning, push protection, custom patterns, and alert remediation. Use it when a repository needs secret checks before commits or pushes. 4,600installs context-mode mksglu skill This skill routes large files and command output through context-mode tools instead of Bash. Use it to inspect logs, test results, data files, or page snapshots. Claude Code CX Codex Cursor 2,900installs cmux-ghostty manaflow-ai skill Enforces workflow guidelines for the Ghostty submodule and GhosttyKit compilation in cmux. Useful when syncing the fork or committing submodule pointers. Claude Code CX Codex Cursor 4,700installs cmux-localization manaflow-ai skill A skill for managing translations of user-facing strings in your interface. Runs an audit whenever you change button text, menus, tooltips, or error messages. Claude Code CX Codex Cursor 4,700installs cmux-release manaflow-ai skill Automates the cmux release pipeline by extracting changelog lines from pull requests, bumping versions, and running safety checks. Claude Code CX Codex Cursor 4,700installs cmux-debugging manaflow-ai skill Skill for adding debug logging, diagnosing UI and runtime issues in cmux. Use when working with terminal rendering, tab lists, drag-and-drop, or testing across macOS versions. Claude Code CX Codex Cursor 4,700installs argent-android-emulator-setup software-mansion skill This skill connects an Android emulator through argent MCP tools. Use it to find a device or boot an AVD before working with an Android UI. Claude Code CX Codex Cursor 26,500installs dfam-check earthtojake skill Measures mesh files against Design for Additive Manufacturing rules to evaluate printability before slicing or running CAD regeneration. Claude Code CX Codex Cursor 4,100installs argent-react-native-optimization software-mansion skill Profiles React Native apps to pinpoint runtime bottlenecks and fixes mechanical code issues. It steps in when user screens stutter, startup lags, or re-renders spike. Claude Code CX Codex Cursor 26,400installs hatch-pet nexu-io skill Creates, validates, and packages 8×9 animated pet spritesheets for Codex. Use it when turning visual references or concept prompts into importable digital pet companions. Claude Code CX Codex Cursor 3,100installs design-md nexu-io skill Creates and maintains DESIGN.md with design direction, tokens, and visual rules. Useful when an agent needs one source of truth for a project’s design system. Claude Code CX Codex Cursor 3,100installs d3-visualization nexu-io skill This skill teaches the agent to create interactive D3.js visualizations. Use it to generate charts for dashboards, reports, and data-rich prototypes. Claude Code CX Codex Cursor 3,100installs design-review nexu-io skill Audits UI visually, fixes flaws with atomic commits, and captures before/after screenshots. Useful for tightening shipped interface code right before launch. Claude Code CX Codex Cursor 3,100installs argent-react-native-profiler software-mansion skill Profiles a React Native Hermes app to measure re-renders and CPU use. Use it to compare a fix, find slow components, or inspect hotspots. Claude Code CX Codex Cursor 26,300installs argent-react-native-app-workflow software-mansion skill Provides step-by-step procedures for building, running, and debugging React Native apps on iOS simulators or Android emulators. Helps resolve Metro issues and build crashes. Claude Code CX Codex Cursor 26,300installs argent-ios-simulator-setup software-mansion skill A skill for connecting to an iOS simulator via argent MCP tools. Use it to find a booted simulator, get its UDID, and prepare for any interaction task. Claude Code CX Codex Cursor 26,300installs argent-native-profiler software-mansion skill Profiles native performance on iOS and Android to find CPU hotspots and UI hangs. It also analyzes memory leaks on iOS. Claude Code CX Codex Cursor 26,200installs argent-metro-debugger software-mansion skill A skill that connects a debugger to a JS runtime via CDP. Inspect React components, read console logs, and evaluate code live. Works with React Native (iOS, Android, Vega) and Chromium apps (Electron, browsers). Claude Code CX Codex Cursor 26,200installs argent-test-ui-flow software-mansion skill A skill for autonomous iOS and Android UI testing in Claude Code. Runs interact-screenshot-verify loops through argent MCP tools to check flows and screens. Claude Code CX Codex Cursor 26,200installs flutter-expert https://github.com/Jeffallan skill Skill for building cross-platform apps with Flutter 3+ and Dart. Covers widgets, state management via Riverpod or Bloc, GoRouter navigation, and performance optimization. Claude Code CX Codex Cursor 14,300installs ui-skills-root ibelick skill A UI task router that picks the right skill before interface work. Run npx ui-skills start to launch it and let the agent select just enough context to solve the problem. Claude Code CX Codex Cursor 7,100installs typescript-pro https://github.com/Jeffallan skill Implements advanced TypeScript type systems, branded types, and tRPC configurations. Use it when building type-first APIs or complex discriminated unions. Claude Code CX Codex Cursor 14,200installs apify-ultimate-scraper apify skill Connects your coding agent to Apify actors to extract web data from social networks, maps, and search engines into structured JSON or CSV files. Claude Code CX Codex Cursor 16,300installs