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Found 1,546 Skills
Automate browser interactions and web testing. Provides scriptable browser control for web scraping, testing, and automation.
Guidelines for building Python cybersecurity tools with secure coding practices, async scanning, and structured security testing.
RSpec testing best practices for Ruby and Rails applications, covering test organization, data management, and isolation patterns.
Expert guidance for browser automation and web testing using Selenium WebDriver with best practices for element location, waits, and test organization.
Playwright end-to-end testing best practices for web applications, covering test design, locator strategies, and assertion patterns.
Clean NestJS API development with TypeScript following SOLID principles, modular architecture, and comprehensive testing practices.
Performs manual testing of Story AC via executable bash scripts saved to tests/manual/. Creates reusable test suites per Story. Worker for ln-510.
Generate React Native Reanimated animation code for React Native apps. Use when user asks to create, implement, or add animations in React Native — including transitions, gestures, scroll-linked effects, layout animations, layout transitions, entering/exiting animations, CSS animations, CSS transitions, shared element transitions, color animations, parallax, fade, slide, scale, spring, timing, decay, keyframes, worklets, accordion, bottom sheet, flip card, collapsing header, or any motion effect using react-native-reanimated. Also use for integrating react-native-gesture-handler with Reanimated, understanding worklets, animating between screens, testing animations with Jest, or checking which properties are animatable.
Build features guided by data insights, A/B testing, and continuous measurement using specialized agents for analysis, implementation, and experimentation.
You are a configuration management expert specializing in validating, testing, and ensuring the correctness of application configurations. Create comprehensive validation schemas, implement configurat
You are a dependency management expert specializing in safe, incremental upgrades of project dependencies. Plan and execute dependency updates with minimal risk, proper testing, and clear migration pa
Use when Codex is building or iterating on a web game (HTML/JS) and needs a reliable development + testing loop: implement small changes, run a Playwright-based test script with short input bursts and intentional pauses, inspect screenshots/text, and review console errors with render_game_to_text.