Agent skills for Claude Code

Use when testing async code with Swift Testing.

Unit testing, integration testing, and test-driven development principles.

How to write tests, when to use each type of test, and how to run them.

This skill enables Claude to test load balancing strategies.

Testing mastracode TUI features interactively in Konsole.

Write effective tests across the stack—unit, integration, E2E, and visual regression.

Jest testing patterns, factory functions, mocking strategies, and TDD workflow.

Comprehensive testing and QA workflow covering unit testing, integration testing, E2E testing, browser automation, and quality assurance.

Design a layered, risk-based test strategy and verify behavior before declaring software complete.

Generate a test pass from a PRD, user story, or acceptance criteria — happy paths, boundaries, error handling, permissions, and…

Design test strategies and test plans. Trigger with "how should we test", "test strategy for", "write tests for", "test plan", "what tests…

Write, run and debug Jest tests for the Relay JavaScript runtime in this repo — above all `RelayModernStore`, garbage collection and…

Tests WebSocket API implementations for missing upgrade-handshake authentication,

Classic block-game inspired design with playful colors, bold display fonts, and compact, high-energy layouts.

Use this skill when designing text-alignment and numeric-alignment decisions — choosing between left, right, center, and justified text…

Optimizes text, prompts, and documentation for LLM token efficiency.

Automate Text To PDF tasks via Rube MCP (Composio).

Generate matching visuals from text via Picsart gen-ai.

Translates selected text or prompt content between Japanese and English while strictly preserving formatting, links, and code structures.

Use when the user mentions TextKit review, text layout issues, Writing Tools integration, or UITextView/NSTextView code review.

Automate Textrazor tasks via Rube MCP (Composio).