Find developer tool skills for Claude Code, Cursor, and other AI agents. Automate coding, debugging, refactoring, and project workflows.
This directory brings installable AI Agent skills into one place so you can filter by search, category, topic, and official source, then install them directly into Claude Code, Cursor, Windsurf, and other supported environments.
Build or extend an extensible UI self-check framework for Web UIs (React/Vite or plain HTML) using Playwright. Use when asked to add/upgrade ui-check or ui-watch flows, enforce data-qa/data-testid discovery, add theme/contrast checks, animation verification, loading state-machine checks, layout stability/overlap checks, modal scroll rules, or to document QA tagging standards and UI testing commands.
Run Git commit and PR/MR workflows end-to-end: compose conventional commits, push branches to origin, and create GitHub pull requests or GitLab merge requests. Trigger this skill when users ask for compose commits, commit grouping, pull request creation, merge request creation, branch push automation, or combined commit + PR/MR workflows.
React and Next.js performance optimization guidelines from Vercel Engineering. This skill should be used when writing, reviewing, or refactoring React/Next.js code to ensure optimal performance patterns. Triggers on tasks involving React components, Next.js pages, data fetching, bundle optimization, or performance improvements.
Master specialized skill for building 2025/2026-grade browser extensions. Deep expertise in Manifest v3, Service Worker persistence (Alarms, Offscreen API), Side Panel API, and Cross-Browser compatibility.
Prepare to work in the Junjo AI Studio repo by reviewing core docs (README, AGENTS, ADRs, testing/db docs, docker-compose/Dockerfiles, GitHub workflows) and then confirming readiness with a brief explanation of the system data flow. Use when starting a new task in this codebase, onboarding, or when asked to “prepare”, “review conventions/architecture”, or “understand how the system works” before making changes.
Teach and apply Effect-TS practices (effect, @effect/schema, @effect/platform) for architecture, typed errors, Layers, dependency injection, resource safety, testing, and migration from async/await/Promise. Use when a user asks how to use Effect, requests best practices, wants to refactor to Effect, or needs mapping from platform modules to Node/Bun/Browser APIs.
Enforce JavaScript/ES6+ and TypeScript coding standards including camelCase variables, PascalCase classes, and kebab-case filenames.
End-to-end Stellar development playbook. Covers Soroban smart contracts (Rust SDK), Stellar CLI, JavaScript/Python/Go SDKs for client apps, Stellar RPC (preferred) and Horizon API (legacy), Stellar Assets vs Soroban tokens (SAC bridge), wallet integration (Freighter, Stellar Wallets Kit), smart accounts with passkeys, status-sensitive zero-knowledge proof patterns, testing strategies, security patterns, and common pitfalls. Optimized for payments, asset tokenization, DeFi, privacy-aware applications, and financial applications. Use when building on Stellar, Soroban, or working with XLM, Stellar Assets, trustlines, anchors, SEPs, ZK proofs, or the Stellar RPC/Horizon APIs.
Expert guidance on reverse-engineering, testing, and integrating Bluetooth Smart Trainers (Wahoo/FTMS) for fitness applications. Use when building or debugging cycling apps.
Automates the registration and indexing of high-value Python scripts in the projects script library.
a workflow for practicing Test-Driven Development (TDD)
Expert in Prisma - the TypeScript ORM for type-safe database access. Covers schema design, migrations, Prisma Client queries, relations, edge deployment, and performance optimization. Essential for building reliable database layers in TypeScript applications. Use when prisma, orm, database typescript, prisma client, prisma migrate, type-safe database, prisma, orm, database, typescript, postgresql, migrations, type-safe mentioned.