💻

Development

Code generation, debugging, testing, and development workflows

3,063 skills

This skill should be used when the user asks to "perform SMTP penetration testing", "enumerate email users", "test...

This skill should be used when the user asks to "test for SQL injection vulnerabilities", "perform SQLi attacks",...

This skill should be used when the user asks to "pentest SSH services", "enumerate SSH configurations", "brute force...

Use when encountering any bug, test failure, or unexpected behavior, before proposing fixes

Test-Driven Development workflow principles. RED-GREEN-REFACTOR cycle.

Run tests and systematically fix all failing tests using smart error grouping. Use when user asks to fix failing...

Jest testing patterns, factory functions, mocking strategies, and TDD workflow. Use when writing unit tests,...

UI/UX design intelligence. 50 styles, 21 palettes, 50 font pairings, 20 charts, 9 stacks (React, Next.js, Vue,...

Use when starting feature work that needs isolation from current workspace or before executing implementation plans...

Expert knowledge for deploying to Vercel with Next.js Use when: vercel, deploy, deployment, hosting, production.

Expert in building shareable generator tools that go viral - name generators, quiz makers, avatar creators,...

Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend...

Comprehensive spreadsheet creation, editing, and analysis with support for formulas, formatting, data analysis, and...

This skill guides adding new MCP tools to the codebase-analyzer server. Use when extending the analyzer with new...

Guides developers to scaffold new projects e.g. to develop plugins, and implement clean, consistent HTML layouts...

Guides unit and integration testing with Kotest for Kotlin/Android. Use when writing tests for Kotlin code, testing...

Convert Claude Code exported txt files to clean Markdown format and save to Obsidian vault. Use when the user wants...