[]

Engineering

The best skills for engineering-related work, like building, testing, reviewing and shipping software.

Frontend

[925]
  • accessibility

    Design and audit accessible UI for web, iOS and Android against WCAG 2.2 AA

    ★291K
  • angular-developer

    Generate Angular components and services using signals, forms and SSR practices

    ★291K
  • frontend-a11y

    Make React and Next.js UIs accessible with semantic HTML, ARIA and focus handling

    ★291K
  • frontend-patterns

    Apply React and Next.js patterns for state management, rendering performance and UI

    ★291K
  • motion-advanced

    Build drag, gesture, text and SVG path animations in React with the motion library

    ★291K
  • motion-foundations

    Set up motion tokens, spring presets and reduced-motion handling for React apps

    ★291K
  • motion-patterns

    Animate buttons, modals, toasts and page transitions in React and Next.js

    ★291K
  • nextjs-turbopack

    Speed up Next.js 16 dev startup and hot reload with Turbopack and its caching

    ★291K
See all 925 skills

Backend & APIs

[567]
  • api-connector-builder

    Add an API integration that follows the existing connector pattern in your repo

    ★291K
  • api-design

    Design REST APIs with clear resource names, status codes, pagination and versioning

    ★291K
  • backend-patterns

    Apply backend patterns for Node.js, Express and Next.js API routes and data access

    ★291K
  • bun-runtime

    Choose between Bun and Node and migrate runtime, package manager and tests to Bun

    ★291K
  • content-hash-cache-pattern

    Cache expensive file processing by SHA-256 content hash instead of file path

    ★291K
  • contract-first

    Build frontend and backend against one OpenAPI or Protobuf contract

    ★291K
  • django-celery

    Add Celery background jobs and beat schedules to a Django app with retries

    ★291K
  • dotnet-patterns

    Apply idiomatic C# and .NET patterns for dependency injection and async code

    ★291K
See all 567 skills

Testing & QA

[675]
  • crabbox-apps

    Open, run and test apps on temporary Crabbox machines, including native desktops

    ★393K
  • node-inspect-debugger

    Debug Node.js with breakpoints, the inspector, CDP and heap or CPU profiles

    ★393K
  • python-debugpy

    Debug Python with pdb, breakpoints, post-mortem inspection and remote debugpy attach

    ★393K
  • systematic-debugging

    Find the root cause of a bug before proposing any fix

    ★307K
  • test-driven-development

    Write a failing test first before any feature or bugfix code

    ★307K
  • verification-before-completion

    Run verification commands and confirm the output before claiming success

    ★307K
  • diagnosing-bugs

    Run a disciplined diagnosis loop on hard bugs and performance regressions

    ★304K
  • migrate-to-shoehorn

    Replace type casts in test files with Shoehorn for partial test data

    ★304K
See all 675 skills

DevOps

[798]
  • cloud-image-bake

    Bake, verify and retire Cloud Worker machine images with Crabbox and config commands

    ★393K
  • setup-pre-commit

    Add Husky pre-commit hooks with lint-staged, Prettier, type checks and tests

    ★304K
  • wizard

    Generate an interactive bash wizard that walks you through steps only you can do

    ★304K
  • canary-watch

    Monitor a deployed URL after releases for errors, slow assets and regressions

    ★291K
  • cisco-ios-patterns

    Review Cisco IOS configs for ACL placement, interface hygiene and change safety

    ★291K
  • dashboard-builder

    Build operator monitoring dashboards in Grafana or SigNoz that answer real questions

    ★291K
  • docker-patterns

    Write secure Dockerfiles and Compose setups with networking and volumes

    ★291K
  • flox-environments

    Build reproducible macOS and Linux dev environments with Flox and pinned packages

    ★291K
See all 798 skills

Mobile

[458]
  • android-clean-architecture

    Structure Android and Kotlin Multiplatform apps with clean layers and UseCases

    ★291K
  • compose-multiplatform-patterns

    Apply Compose Multiplatform patterns for state, navigation and theming in KMP apps

    ★291K
  • dart-flutter-patterns

    Apply Dart and Flutter patterns for null safety, state management, routing and testing

    ★291K
  • flutter-dart-code-review

    Review Flutter and Dart code for widget, state, performance and accessibility issues

    ★291K
  • foundation-models-on-device

    Add on-device LLM features to iOS 26 apps with Apple FoundationModels

    ★291K
  • ios-icon-gen

    Generate iOS app icon imagesets for Xcode from SF Symbols or Iconify icon sets

    ★291K
  • kotlin-coroutines-flows

    Write coroutines and Flow code for Android and KMP with structured concurrency

    ★291K
  • liquid-glass-design

    Build iOS 26 Liquid Glass materials and morphing effects in SwiftUI, UIKit and WidgetKit

    ★291K
See all 458 skills

Cloud Platforms

[741]
  • ito-compute

    Find GPU capacity, request fixed-rate compute quotes and check procurement status

    ★291K
  • ito-inference

    Check model serving availability on booked GPU nodes and hand off serving manifests

    ★291K
  • ito-training

    Check whether training is available on booked GPU nodes and hand off training manifests

    ★291K
  • cloudflare-temporary-deploy

    Deploy a Cloudflare Worker live without an account using wrangler

    ★258K
  • here-now

    Publish static sites to here.now and store files in its drives

    ★258K
  • lambda-labs

    Rent on-demand GPU cloud instances from Lambda Labs for ML training

    ★258K
  • modal

    Run ML jobs and model APIs on serverless GPUs with Modal

    ★258K
  • publish-site

    Deploy versioned static sites to GitHub, Cloudflare or Netlify Pages

    ★258K
See all 741 skills

Databases

[273]
  • database-migrations

    Write reversible, zero-downtime database migrations with safe backfills

    ★291K
  • kotlin-exposed-patterns

    Write Exposed Kotlin ORM code with DSL and DAO queries, transactions and migrations

    ★291K
  • mysql-patterns

    Design MySQL and MariaDB schemas and indexes that hold up in production

    ★291K
  • postgres-patterns

    Optimize PostgreSQL queries and design schemas, indexes and row-level security

    ★291K
  • prisma-patterns

    Write Prisma queries with safe transactions, pagination and fixes for common traps

    ★291K
  • redis-patterns

    Design Redis caches, distributed locks, rate limits and pub/sub for production apps

    ★291K
  • chroma

    Store embeddings in Chroma for RAG and semantic search

    ★258K
  • faiss

    Run fast vector similarity search at billion scale with FAISS

    ★258K
See all 273 skills

Code Review & Refactoring

[703]
  • oracle

    Get a second-model review, debug or refactor pass on selected files with token checks

    ★393K
  • receiving-code-review

    Verify code review feedback technically before applying any suggestion

    ★307K
  • requesting-code-review

    Check finished tasks and features against their requirements before merging

    ★307K
  • code-review

    Review changes against repo coding standards and the original spec in parallel

    ★304K
  • codebase-design

    Design deep modules with clean interfaces and testable seams in your codebase

    ★304K
  • improve-codebase-architecture

    Scan a codebase for deepening opportunities and review them in a visual HTML report

    ★304K
  • setup-ts-deep-modules

    Wire dependency-cruiser into a TypeScript repo so packages expose only entry points

    ★304K
  • benchmark

    Measure page speed, API latency and build times against stored baselines

    ★291K
See all 703 skills

Planning & Workflow

[815]
  • gh-issues

    Pick GitHub issues, spawn background fix agents, open PRs and handle review comments

    ★393K
  • brainstorming

    Brainstorm and design before building features, components or any new plan

    ★307K
  • executing-plans

    Execute an implementation plan step by step inside the current session

    ★307K
  • finishing-a-development-branch

    Decide how to integrate a finished branch once all tests pass

    ★307K
  • using-git-worktrees

    Set up an isolated git worktree before starting feature work or a plan

    ★307K
  • writing-plans

    Turn a spec or requirements for a multi-step task into a plan before coding

    ★307K
  • grill-with-docs

    Stress-test a plan with relentless questions while writing ADRs and glossary docs

    ★304K
  • implement

    Turn a spec or set of tickets into implemented code in your repository

    ★304K
See all 815 skills

Developer Docs

[245]
  • domain-modeling

    Build a project glossary and domain model, and record decisions as ADRs

    ★304K
  • architecture-decision-records

    Record architecture decisions as numbered ADR files with context and consequences

    ★291K
  • code-tour

    Create step-by-step CodeTour walkthroughs with real file and line anchors

    ★291K
  • codebase-onboarding

    Generate an onboarding guide with an architecture map and starter CLAUDE.md

    ★291K
  • context-and-decisions

    Keep a CONTEXT.md glossary of domain terms and route big decisions to ADRs

    ★291K
  • docs-governance

    Audit documentation roles, links and ADR indexes for integrity and missing evidence

    ★291K
  • documentation-lookup

    Pull current library and framework docs through Context7 instead of relying on memory

    ★291K
  • living-docs-governance

    Assign project docs clear roles so they stay current and agents read the right sources

    ★291K
See all 245 skills

Systems & Hardware

[611]
  • camsnap

    Capture frames or clips from RTSP, ONVIF and USB webcams with pan, tilt and zoom

    ★393K
  • cpp-coding-standards

    Write and review modern C++ that follows the C++ Core Guidelines

    ★291K
  • nasiko-control-plane

    Install, check and remove the Nasiko CLI with dry-run previews and consent

    ★291K
  • rust-patterns

    Write idiomatic Rust with sound ownership, error handling, traits and concurrency

    ★291K
  • terminal-opener

    Open a CLI, SSH session or dev process in a visible terminal window safely

    ★291K
  • diagnose-windows-sandbox-acl

    Diagnose and repair Windows sandbox ACL denials on workspace paths and ancestors

    ★264K
  • tensorrt-llm

    Serve high-throughput LLM inference on NVIDIA GPUs with TensorRT-LLM

    ★258K
  • add-new-model

    Add a new model architecture to llama.cpp with a guided step-by-step workflow

    ★133K
See all 611 skills

Game Development

[454]
  • pokemon-player

    Play Pokemon games through a headless emulator by reading game memory

    ★258K
  • unreal-mcp

    Automate Unreal Engine editor scenes, actors and renders through MCP

    ★258K
  • battlenet-automation

    Automate Battlenet tasks with the Rube MCP toolkit from Composio

    ★78.2K
  • dungeon-fighter-online-automation

    Automate Dungeon Fighter Online tasks with the Rube MCP toolkit from Composio

    ★78.2K
  • epic-games-automation

    Automate Epic Games tasks with the Rube MCP toolkit from Composio

    ★78.2K
  • cli-anything-godot

    Manage Godot projects, scenes, exports and scripts from the command line

    ★56.6K
  • cli-anything-sbox

    Edit scenes, prefabs and C# code in the s&box game engine from the CLI

    ★56.6K
  • cli-anything-slay-the-spire-ii

    Control Slay the Spire 2 through a local bridge mod API from the command line

    ★56.6K
See all 454 skills

Web3 & Smart Contracts

[152]
  • defi-amm-security

    Audit Solidity AMM and swap contracts for reentrancy, oracle and slippage risks

    ★291K
  • evm-token-decimals

    Stop silent token decimal mismatch bugs across EVM chains in bots and DeFi tools

    ★291K
  • nodejs-keccak256

    Avoid Ethereum hashing bugs by using Keccak-256 instead of Node SHA3 in JS

    ★291K
  • alchemy-automation

    Automate Alchemy tasks with the Rube MCP toolkit from Composio

    ★78.2K
  • beaconchain-automation

    Automate Beaconchain tasks with the Rube MCP toolkit from Composio

    ★78.2K
  • bitquery-automation

    Automate Bitquery tasks with the Rube MCP toolkit from Composio

    ★78.2K
  • blocknative-automation

    Automate Blocknative tasks with the Rube MCP toolkit from Composio

    ★78.2K
  • owl-protocol-automation

    Automate Owl Protocol tasks through the Composio Rube MCP server

    ★78.2K
See all 152 skills