Agent skills for Claude Code

Testing code that calls an APIMatic-generated .NET SDK in C# — which seam to fake, covering error and edge paths, asserting real behaviour…

How to write integration tests for error processors in packages/core/src/processors/.

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

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

Best practices for writing R package tests using testthat version 3+.

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

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

Proven patterns for writing integration tests with .NET, EF Core, and PostgreSQL, avoiding real pitfalls (DbUpdateConcurrencyException…

Expert in browser automation using Chrome DevTools Protocol (CDP) and WebDriver.

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

Reviews, polishes, and proofreads existing Japanese and English text while strictly preserving factual accuracy and intent.

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

Converts text and script files into high-quality speech using MiniMax TTS, local Kokoro TTS, or Edge TTS.

Generate matching visuals from text via Picsart gen-ai.

Manage Telegram channel access — approve pairings, edit allowlists, set DM/group policy.

Conducts multi-axis code review. Use before merging any change. Use when reviewing code written by yourself, another agent, or a human…

Use when implementation is complete, all tests pass, and you need to decide how to integrate the work

A relentless interview to sharpen a plan or design.

Elite frontend image-direction skill for generating premium, conversion-aware website design references.

Spring Security best practices for authn/authz, validation, CSRF, secrets, headers, rate limiting, and dependency security in Java Spring…

Use when implementing any feature or bugfix, before writing implementation code