Testing & QA

sdiamante13 Bundle

Guides adding characterization tests before modifying or refactoring untested legacy code, using the RGR workflow and strangler fig pattern to reduce risk.

scoheart Bundle

Tests local web applications with Playwright, including server lifecycle management, DOM inspection, and screenshot capture.

luokai0 Bundle

Runs API, performance, load, stress, and HTTP tests using the basjoofan CLI with configurable concurrency, duration, and statistics output.

samyakjhaveri Skill

Structured workflow to reproduce, diagnose, plan, fix, verify, and record a bug fix, requiring a deterministic reproduction before diagnosis and minimal changes only.

neuralblitz Skill

Provides guidance and best practices for working with Cypress, covering setup, development, deployment, and troubleshooting.

auto-skiller Skill

Guides the red-green-refactor cycle for implementing features with test-driven development, including test quality guidelines, framework setup, and commit patterns.

auto-skiller Bundle

Enforces language-specific coding rules, style guidelines, patterns, security, and testing standards by referencing a built-in guidelines bank.

auto-skiller Bundle

Runs adversarial UI tests in a real browser, covering functional, accessibility, responsive, and UX checks, with diff-driven, exploratory, and parallel workflows.

mhassan0000 Skill

Automates visual testing and UI interaction verification using browser automation after deploying features.

mhassan0000 Skill

Write and run Perl tests using Test2::V0, Test::More, prove, mocking, and Devel::Cover coverage with a TDD workflow.

galyarderlabs Bundle

Generates, reviews, fixes, and migrates Playwright end-to-end tests, with templates, agents, and integrations for TestRail and BrowserStack.

oyi77 Skill

Coordinates five specialized coding agents (linter, perf, refactor, security, test) to enforce quality gates across the development lifecycle, from lint enforcement through performance profiling, refactoring, security auditing, and test coverage.

chimeranext Skill

Configures and runs static analysis and linting tools across multiple languages, integrating with CI/CD and security platforms.

chimeranext Bundle

Runs load, stress, and performance tests using k6, JMeter, and profiling tools, with capacity planning and benchmarking for APIs and backend services.

tools-only Bundle

Implements features, fixes bugs, and refactors code by orchestrating domain-specific skills, following existing patterns, and verifying tests and lint pass.

lucaspmarie-a11y Skill

Provides expert guidance on modern Rust development, covering async patterns, advanced type system features, and production-ready systems programming.

softnanolab Skill

Creates a GitHub pull request with an auto-generated summary, running mandatory pre-commit and code-quality review gates, plus optional deep-review subagents, and posts findings into the PR body.

timlai666 Skill

Accelerate JavaScript/TypeScript development with the Bun runtime, covering package management, bundling, testing, and migration from Node.js.

bobmatnyc Bundle

Catches type errors before runtime using static type checking with gradual typing, strict mode, and Protocol support for Python projects.

nivkazdan Skill

Guides through mocha test setup with step-by-step instructions, best practices, and production-ready configurations.

schattenspiegel Bundle

Build, review, debug, or test declarative statistical visualizations in Python with Altair and Vega-Lite, including chart marks, typed encodings, transforms, parameters, layers, facets, and specification export.

schattenspiegel Bundle

Provides guidance for using python-xxhash to implement fast non-cryptographic hashing, including algorithm selection, byte encoding, streaming updates, digest representation, and collision-aware identity for checksums, bucketing, and sampling.

schattenspiegel Bundle

Creates executable Polars dataframe contracts using Pandera's Polars backend for runtime validation of schemas, columns, and checks.

schattenspiegel Bundle

Write, review, debug, migrate, or test Python code using Pydantic v2 with explicit boundaries, validation, and serialization contracts.

schattenspiegel Bundle

Write, review, debug, or test Python datetime, date, timedelta, timezone, and zoneinfo code, especially UTC conversion, DST gaps and folds, recurring local schedules, parsing, and interval boundaries.

deep-chavda Skill

Enforces production-grade Python and AI engineering standards for FastAPI, LangChain/LangGraph, RAG pipelines, and LLM integrations, covering type safety, error handling, testing, and security.