Browse 138,453 skills across 70 categories. Mirrored from majiayu000/claude-skill-registry.
Use when C# nullable reference types, null safety patterns, and migration strategies. Use when ensuring null safety in C...
Use when C# nullable reference types and value types for null safety, nullable annotations, and patterns for handling nu...
Get best practices for NUnit unit testing, including data-driven tests
Write modern C# code with advanced features like records, pattern matching, and async/await. Optimizes .NET applications...
- Working on csharp pro tasks or workflows
ALWAYS use for ANY C# operation: renaming (files/classes/methods/properties/namespaces), finding references/usages ("whe...
Run single-file C# programs as scripts for quick experimentation, prototyping, and concept testing. Use when the user wa...
Get best practices for TUnit unit testing, including data-driven tests
Design .NET types for performance. Seal classes, use readonly structs, prefer static pure functions, avoid premature enu...
Expert-level C# unit testing skill based on ISTQB standards and best practices. Use this skill when creating, reviewing,...
C# and Unity development standards for Mark's projects.
Comprehensive C# code validation, static analysis, and best practices verification for .NET applications. Use when valid...
C# XML documentation with on-demand Haiku→Expert Review→Final workflow. Flexible Korean/English language support. Use wh...
Get best practices for XUnit unit testing, including data-driven tests
C# static analysis tool for call graphs, unused code detection, impact analysis, HTML documentation generation, and Grap...
Content Security Policy configuration, nonces, and reporting.
This skill should be used when the user requests to generate, create, or configure Content Security Policy (CSP) headers...
Generate Content Security Policy (CSP) header configurations for web security. Triggers on "create csp header", "generat...
Exploit Cross-Site Request Forgery (CSRF) vulnerabilities during authorized penetration testing.
Debug CSRF token issues and authentication problems including 403 Forbidden errors, cookie issues, JWT tokens, OAuth flo...
Implement Cross-Site Request Forgery (CSRF) protection using tokens, SameSite cookies, and origin validation. Use when b...
Implements CSRF protection using synchronizer tokens, double-submit cookies, and SameSite attributes. Use when securing...
Validate csrf protection validator operations. Auto-activating skill for Security Fundamentals. Triggers on: csrf protec...
Provide systematic methodologies for identifying and exploiting Cross-Site Request Forgery (CSRF) vulnerabilities in web...
Expert-level CSS development with modern features and best practices. Use when asked to (1) write or debug CSS, (2) impl...
This skill provides guidance for writing modern CSS with focus on maintainability, performance, and accessibility using...
Use when writing CSS for Discourse core, themes, or plugins - handles BEM class naming, modifiers with double dashes, bl...
Creates native CSS animations using keyframes, transitions, and modern animation properties. Use when building animation...
Organize CSS using BEM, SMACSS, and CSS-in-JS patterns. Use when building scalable, maintainable styling systems with pr...
Modern CSS organization with native @import, @layer cascade control, CSS nesting, design tokens, and element-focused sel...
CSS authoring guidance emphasizing web standards, accessibility, and performance. Use when writing, reviewing, or refact...
CSS design tokens and color system for vehicle insurance platform. Use when defining colors, spacing, typography, or des...
Use when working with CSS, creating components, styling elements, refactoring styles, or reviewing CSS code. Guides CSS...
Guide creating new CSS components following Tailwind + semantic component patterns with dark mode support and test cover...
Transform existing CSS (inline styles, utility classes in markup, scattered CSS) into semantic component patterns with d...
Review existing CSS against established Tailwind + semantic component patterns, checking naming, dark mode, tests, and d...
Analyze CSS coverage, identify unused rules, and detect stylesheet conflicts. Use after visual QA to optimize stylesheet...
Expert in modern CSS (cascade layers, OKLCH, container queries, defensive patterns). Use for CSS implementation, styling...
Generate CSS, Tailwind, and styled-components code from design style selections
Comprehensive CSS generation, editing, and enhancement tool. Use this skill when users need to create CSS from scratch,...
Deep CSS analysis tool for understanding specificity, cascade order, inheritance chains, and computed styles. Visualizes...
This skill provides prescriptive guidance for writing modern CSS layouts using intrinsic design principles, container qu...