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

wiki Yeachan-Heo skill Keeps a markdown knowledge base for the project in .omc/wiki/: pages, an index and an operation log that survive between sessions. Claude Code CX Codex Cursor 609installs roadmap-planning deanpeters skill Turns scattered feature backlogs and business goals into a sequenced product roadmap. Useful for planning priorities across quarters. Claude Code CX Codex Cursor 3,700installs asset-pipeline rehan-remade skill Turns generated or hand-drawn art into files a game engine loads: sprite frames, animation strips, isometric unit renders from a 3D model. Claude Code CX Codex Cursor 1,500installs mashup-mods rehan-remade skill Skill for building cross-game mods: Minecraft inside Skyrim, skateboarding in MW2. Covers passthrough mods, porting content, and embedding one game into another. Claude Code CX Codex Cursor 1,500installs game-automation rehan-remade skill Launches games, captures GPU-rendered windows, and simulates mouse and keyboard input. Helps an agent verify mods directly inside a running game on Windows and WSL. Claude Code CX Codex Cursor 1,500installs reverse-engineering rehan-remade skill Lets the agent read a game from the inside: decompiled code, dumped asset formats, live memory. Useful when a mod needs an exact function address or the layout of a file. Claude Code CX Codex Cursor 1,500installs mod-any-game rehan-remade skill PC game modding skill that takes an idea from engine reconnaissance and save backups to asset pipelines and in-game testing. Claude Code CX Codex Cursor 1,500installs react-19 prowler-cloud skill Skill for React 19 with React Compiler: no manual memoization, server components first, ref as a prop. Claude Code CX Codex Cursor 671installs cost-budget-check ruvnet skill Adds up what the project has spent, compares it with the budget limit and names the alert level. Worth running before you spawn another round of agents. Claude Code CX Codex Cursor 692installs skill-review sanyuan0704 skill Audits Claude Code skills against best practices for structure, token efficiency, and trigger quality. Delivers prioritized fixes with exact line citations. Claude Code CX Codex Cursor 2,200installs browser-auth-flow ruvnet skill Drives your login flow once, then probes it for redirect leaks, missing CSRF tokens, weak session cookies and OAuth mistakes. Writes a findings.md with a verdict. Claude Code CX Codex Cursor 689installs google-drive-automation sanjay3290 skill Lets an agent read and write Google Drive files through two local scripts and standalone OAuth, without an MCP server. Claude Code CX Codex Cursor 909installs react18-batching-patterns official github skill Diagnoses and fixes React 18 automatic batching bugs in class components. Useful when upgrading from React 17 breaks state assertions or async flows. 754installs adr-verify ruvnet skill Reads the stored ADR graph back and flags dangling references, supersede cycles and status mismatches. Useful right after adr-index or as a CI gate. Claude Code CX Codex Cursor 688installs photo-abstract-editorial ZzzLc0405 skill Turns a single photograph into a vertical diptych with an untouched upper image and an abstract lower panel. Generates a minimalist poster with a short title. Claude Code CX Codex Cursor 737installs cli-anything-inkscape HKUDS skill Stateful command-line interface skill for editing vector graphics in Inkscape, tracking project state in JSON, and manipulating SVG documents. Claude Code CX Codex Cursor 599installs godot-nodes-scenes gamedev-skills skill Teaches the agent to build a Godot 4.7 project from nodes and scenes: reusable .tscn files, runtime instancing, autoload singletons, and node lookups that survive renames. Claude Code CX Codex Cursor 6,200installs godot-gdscript gamedev-skills skill Guides coding assistants in writing statically typed GDScript 2.0 for Godot 4.7 and porting legacy scripts from Godot 3.x. Helpful when structuring node lifecycles and signals. Claude Code CX Codex Cursor 6,200installs qa-test-planner softaworks skill Turns a feature description into a test plan, manual test cases, a regression suite or a bug report. Fires only when you name it: qa-test-planner. Claude Code CX Codex Cursor 4,300installs architecture-patterns sickn33 skill Guides backend system design using Clean Architecture, Hexagonal Architecture, and DDD, and assists with monolith decomposition. Claude Code CX Codex Cursor 903installs svelte-code-writer sveltejs skill Fetches Svelte 5 documentation and analyzes components using autofixer. Useful when authoring or debugging .svelte and .svelte.ts files. Claude Code CX Codex Cursor 12,800installs vector-setup ruvnet skill Bootstraps [email protected], installs missing add-ons, and registers the MCP server. Useful when /vector subcommands fail on missing dependencies. Claude Code CX Codex Cursor 683installs cost-summary ruvnet skill Extracts a single-shot cost snapshot across models, tiers, and sessions in JSON or markdown. Useful for scripts, bots, and budget tracking. Claude Code CX Codex Cursor 683installs cost-conversation ruvnet skill Groups LLM spending by session, displaying start time, message count, top model, and total cost. Helps evaluate long or expensive conversations. Claude Code CX Codex Cursor 682installs from-the-other-side-vega official github skill Behavioral patterns and principles from an AI partnership to guide agent interaction. It teaches the agent to match creative pace, push back, and admit gaps. 746installs cost-export ruvnet skill Exports cost telemetry into Prometheus textfile or webhook JSON formats for external dashboards like Grafana or Datadog. Claude Code CX Codex Cursor 681installs aws-iam aws skill Verified corrections for the IAM mistakes agents keep making, plus step-by-step workflows for roles and baseline policies. Claude Code CX Codex Cursor 10,200installs react18-legacy-context official github skill This skill migrates React legacy context to createContext and coordinates the provider with every consumer. Use it for class component context migrations. 745installs ce-explain EveryInc skill A skill that explains how a piece of code or a stretch of work ended up in its current shape, with the evidence it used. For the reasoning, not the recommendation. Claude Code CX Codex Cursor 952installs figma-create-new-file figma skill A skill that tells the agent how to create a Figma Design, FigJam or Slides file with the MCP create_new_file tool, including which plan and editor type to use. Claude Code CX Codex Cursor 3,400installs gitnexus-pdg-query abhigyanpatwari skill Helps inspect control dependencies and data flow within functions via the GitNexus pdg_query tool. Useful for tracing variable definitions and discovering guard clauses. Claude Code CX Codex Cursor 320installs cost-booster-edit ruvnet skill Runs simple structural code edits through agent-booster's WASM engine with no LLM call and no token bill. Built for the same transform repeated across a project. Claude Code CX Codex Cursor 679installs cost-benchmark ruvnet skill Runs corpus benchmarks to evaluate booster performance and compare spend against Gemini or Claude baselines. Generates verifiable cost tables before releases. Claude Code CX Codex Cursor 679installs react18-lifecycle-patterns official github skill Migrates unsafe class component lifecycle methods to React 18.3.1 patterns. Helps prepare legacy code for React 19 before breaking changes arrive. 743installs wp-block-development WordPress skill A WordPress skill for Claude Code, Codex and Cursor that walks an agent through Gutenberg block work, from block.json metadata down to deprecations. Claude Code CX Codex Cursor 5,500installs wordpress-router WordPress skill Identifies the structure of a WordPress codebase and directs the agent to the appropriate workflow. Useful before starting work on plugins, themes, or core checkouts. Claude Code CX Codex Cursor 5,500installs react18-string-refs official github skill Guides the move from string refs to React.createRef() in class components. Use it when preparing a project for React 18.3.1 or React 19. 741installs github-release official github skill github-release takes a GitHub library through release preparation: it reviews changes, selects a SemVer bump, writes a changelog, and opens a PR. 741installs godot-physics gamedev-skills skill Configures Godot 4.7 2D and 3D physics bodies, collision layers, Area triggers, and raycasts. It prevents jitter and collision mask misconfigurations. Claude Code CX Codex Cursor 6,100installs reverse-engineer sickn33 skill Structured reverse engineering workflow for binaries: static decompilation, dynamic tracing, pattern detection, and automation scripts. Claude Code CX Codex Cursor 891installs