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Found 1,639 Skills
Best practices, coding conventions, and patterns for backend projects using TypeScript. Use when writing code, tests, or new features in TypeScript backends with src/, Express, PostgreSQL/MongoDB, and Mocha+tsx.
Get code review from Codex AI for implementation quality, bug detection, and best practices. Use when asked to review code, check for bugs, find security issues, or get feedback on implementation patterns.
Best practices for writing PHPUnit tests in Shopware 6 projects, including integration tests, unit tests, and common testing patterns for plugins and apps.
Never Use TaskOutput
Validation agent that validates plan tech choices against current best practices
UNIX command-line interface guidelines for building tools that follow POSIX conventions, proper exit codes, stream handling, and the UNIX philosophy. This skill should be used when writing, reviewing, or designing CLI tools to ensure they integrate properly with the UNIX tool chain. Triggers on tasks involving CLI tools, command-line arguments, exit codes, stdout/stderr, signals, or shell scripts.
Guides proper usage of the key prop in React lists. Use this skill when rendering lists, mapping arrays to components, or troubleshooting list-related state bugs.
Applies best practices for logging, project structure, and environment variable usage specifically to the main application file.
Java 21 language and runtime patterns for modern, safe code. Trigger: When writing Java 21 code using records, sealed types, or virtual threads.
Frontend UI/UX design and implementation for HTML/CSS/JS including semantic structure, responsive layout, accessibility compliance, and visual design direction. Use for building or reviewing web pages/components, fixing accessibility issues, improving styling/responsiveness, or making UI/UX decisions.
Platform-agnostic skills including skill creation templates and best practices. Use when creating new skills or improving existing ones.
OAuth 2.0/2.1 specification expert with deep RFC knowledge and Fastify integration patterns