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

tailwind-4 prowler-cloud skill A skill that sets how the agent styles with Tailwind CSS 4: which classes go in className, when to use style, and when to build classes with cn(). Claude Code CX Codex Cursor 612installs aws-cdk aws skill A Claude Code skill that gives the agent AWS CDK expertise in TypeScript and Python: writing constructs, deploying stacks, importing existing resources, and reading CloudFormation failures. Claude Code CX Codex Cursor 9,400installs resend resend skill Skill for Resend Email API: send transactional emails, receive inbound via webhooks, manage templates, domains and request logs. Claude Code CX Codex Cursor 23,300installs aws-containers aws skill Deploys containers on AWS: EKS, ECS, Fargate, ECR, Elastic Beanstalk. Use it when deploying, debugging, or optimizing containerized workloads. Claude Code CX Codex Cursor 9,300installs godot-csharp gamedev-skills skill Skill for writing Godot 4.7 games in C# with partial classes, lifecycle methods, Export attributes, signals as C# events, and GDScript interop. Requires Godot .NET build and .NET SDK 8+. Claude Code CX Codex Cursor 5,600installs godot-multiplayer gamedev-skills skill Configures Godot 4.7 high-level multiplayer via ENet, @rpc calls, node authority, and state replication with MultiplayerSpawner and MultiplayerSynchronizer. Claude Code CX Codex Cursor 5,600installs analyzing-dotnet-performance dotnet skill Scans C# and .NET code for about 50 performance anti-patterns across async, memory, LINQ, and I/O. Handy when auditing hot paths and memory allocations before release. Claude Code CX Codex Cursor 4,800installs n8n-binary-and-data czlonkowski skill Keeps files from vanishing in n8n workflows: item bytes live in $binary, not $json, and a Code node has to carry them forward. Useful when a PDF or image disappears between nodes. Claude Code CX Codex Cursor 1,900installs n8n-subworkflows czlonkowski skill Teaches coding agents to design reusable, modular n8n sub-workflows with typed inputs. Ideal when refactoring large workflows or exposing automation logic to AI tools. Claude Code CX Codex Cursor 1,900installs n8n-agents czlonkowski skill A skill that guides the model through building n8n AI nodes: choosing Agent, chain or classifier, wiring memory and tools, keeping structured output from breaking. Claude Code CX Codex Cursor 1,900installs firecrawl-research-papers firecrawl skill Discovers and synthesizes academic literature using Firecrawl Research. Builds structured reviews from PubMed, bioRxiv, medRxiv, and arXiv papers. Claude Code CX Codex Cursor 33,800installs design-control-loop humanlayer skill A skill that interviews you, designs an agentic control loop for your repo (set point, sensor, controller, actuator), then builds it as runnable parts. Claude Code CX Codex Cursor 1,500installs deepspot-m K-Dense-AI skill Reads a 224x224 H&E tile and returns predicted log1p-CPM expression for the genes you ask about. Useful when you want spatial transcriptomics from a slide you have already scanned. Claude Code CX Codex Cursor 866installs debug-inference NVIDIA skill Debugs failed inference in OpenShell as provider-authorized traffic: native endpoint, provider profile, sandbox attachment, host-local model servers. Claude Code CX Codex Cursor 433installs threejs-game-ui-designer majidmanzarpour skill Skill for designing game UIs in Three.js: HUDs, menus, pause and win screens, responsive layout for mobile and desktop. Prevents overlaps, ensures readability, and keeps UI cohesive with game style. Claude Code CX Codex Cursor 3,300installs threejs-gameplay-systems majidmanzarpour skill Scaffolds and tunes playable Three.js browser games with Vite and TypeScript. Helps design core loops, handle input, camera motion, and Rapier physics. Claude Code CX Codex Cursor 3,300installs jevgrep dzhng skill Runs semantic repository discovery using the jg CLI tool. It finds where and how specific behavior works in unfamiliar codebases. Claude Code CX Codex Cursor 1,200installs relsa-severity-assessment K-Dense-AI skill Calculates multivariate RELSA severity scores and ARIMA-based score forecasts for animal studies. Useful for 3Rs reporting and EU Directive 2010/63/EU compliance. Claude Code CX Codex Cursor 863installs manimce-best-practices adithya-s-k skill A skill that steers the agent through Manim Community Edition: scenes, MathTex, 3D, camera work. Useful once a project starts with from manim import *. Claude Code CX Codex Cursor 3,900installs cli-anything-kdenlive HKUDS skill Controls Kdenlive video editing through a stateful terminal tool. Helps coding agents build timelines, apply filters, and export projects to MLT XML without manual GUI work. Claude Code CX Codex Cursor 530installs clean-code-guard amElnagdy skill Reviews fresh code against Clean Code and SOLID, flags the mistakes LLMs keep repeating, and runs in three modes: guard pass, live, review. Claude Code CX Codex Cursor 4,600installs ncats-arax K-Dense-AI skill Skill for querying the NCATS Translator ARAX knowledge graph: typed edges with provenance, entity normalization, and offline review of saved TRAPI responses. Claude Code CX Codex Cursor 858installs yfinance-data himself65 skill Skill fetches stock quotes, financial statements, options, dividends and holder data through the yfinance library (Yahoo Finance). Claude Code CX Codex Cursor 3,800installs firecrawl-website-design-clone firecrawl skill Extracts a live website's visual system into DESIGN.md: tokens, components, logo, fonts and palette. Claude Code CX Codex Cursor 33,100installs discovery-process deanpeters skill Structures product discovery from an initial assumption to tested solutions so teams build features based on verified customer needs. Claude Code CX Codex Cursor 3,200installs threejs-gltf-loading gamedev-skills skill Loads glTF/GLB models into three.js and plays their baked or skinned clips, with patterns for DRACO, Meshopt and KTX2. For the case where the file imports but nothing shows up on screen. Claude Code CX Codex Cursor 5,400installs unity-physics gamedev-skills skill Sets up 3D PhysX physics in Unity 6.3 LTS with proper Rigidbody motion, collision layers, and raycasts. Useful when writing character controllers or tuning physics interactions. Claude Code CX Codex Cursor 5,400installs unity-input-system gamedev-skills skill A Claude Code skill that wires player input in Unity 6.3 LTS with the Input System package: action maps, PlayerInput, values read in C#. Claude Code CX Codex Cursor 5,400installs unity-scriptableobjects gamedev-skills skill Architects data systems and event channels in Unity 6.3 LTS using ScriptableObjects. Helps decouple gameplay logic without static singletons. Claude Code CX Codex Cursor 5,400installs goldie software-mansion-labs skill A skill that turns an iOS or Android app into store assets: it walks the app on a simulator, frames the screenshots and renders a preview video for App Store and Google Play. Claude Code CX Codex Cursor 1,300installs managed-agent ruvnet skill Skill for running Anthropic Claude Managed Agents in the cloud. Best for long asynchronous tasks inside a persistent container with network access. Claude Code CX Codex Cursor 596installs browser-trace browserbase skill Attaches a second CDP client to a browser session that is already running, records the whole DevTools stream to disk, and splits it so you can search a failed run. Claude Code CX Codex Cursor 3,000installs fetch browserbase skill Retrieves HTML or JSON from static web pages via Browserbase Fetch API without starting a browser session. Useful for fast scraping and header inspection. Claude Code CX Codex Cursor 3,000installs geo-llmstxt zubair-trabzada skill Checks an existing llms.txt against the format rules, or builds one by crawling the site, so models get a short map of your pages instead of guessing. Claude Code CX Codex Cursor 1,200installs aws-billing-and-cost-management aws skill Analyzes AWS spending, discovers savings opportunities, and sets up budgets. Helps evaluate Savings Plans, detect cost anomalies, and right-size infrastructure. Claude Code CX Codex Cursor 8,900installs orval orval-labs skill Generates type-safe TypeScript clients, TanStack Query hooks, Zod schemas, and MSW mocks from OpenAPI specs. Claude Code CX Codex Cursor 589installs firecrawl-workflows firecrawl skill A router skill for Claude Code and other coding agents: it picks a ready Firecrawl workflow for the job and returns a sourced deliverable. Claude Code CX Codex Cursor 32,600installs firecrawl-knowledge-base firecrawl skill This skill crawls web pages with Firecrawl and structures them into local Markdown files. It helps prepare clean RAG chunks or fine-tuning datasets. Claude Code CX Codex Cursor 32,500installs cli-anything-mermaid HKUDS skill Command-line tool to create and export Mermaid diagrams to SVG or PNG without a GUI. Useful for AI agents generating architecture flowcharts directly from terminal sessions. Claude Code CX Codex Cursor 513installs aws-cloudformation aws skill Takes CloudFormation templates from authoring to failed-stack post-mortem: local validation, cfn-guard checks, account-aware pre-deploy checks and root-cause tracing. Claude Code CX Codex Cursor 8,800installs