Security & Testing Agent Skills for Claude Code

Compare multiple solutions for correctness and performance

Use when debugging any bug, failing test, flaky behavior, performance regression, unexpected runtime behavior, or reviewing an existing…

Enforce TDD workflow for C++. Write GoogleTest tests first, then implement. Verify coverage with gcov/lcov.

Generate and run end-to-end tests with Playwright.

Comprehensive Go code review for idiomatic patterns, concurrency safety, error handling, and security.

Enforce TDD workflow for Kotlin. Write Kotest tests first, then implement. Verify 80%+ coverage with Kover.

Comprehensive Rust code review for ownership, lifetimes, error handling, unsafe usage, and idiomatic patterns.

Enforce test-driven development workflow.

Comprehensive testing strategies for test-driven development and ensuring high-quality Go code.

Red team tactics principles based on MITRE ATT&CK.

4-phase systematic debugging methodology with root cause analysis and evidence-based verification.

Test-Driven Development workflow principles.

Testing patterns and principles. Unit, integration, mocking strategies.

Advanced vulnerability analysis principles.

Web application testing principles. E2E, Playwright, deep audit strategies.

Agent skill for implementer-sparc-coder - invoke with $agent-implementer-sparc-coder

Code-vs-spec comparator. Reads the source first-hand and compares it against written specification documents, classifying every divergence…

Iteratively review an instar-development spec with multi-angle internal reviewers (security, scalability, adversarial, integration…

Enforces rigorous code quality standards by performing multi-layered static analysis on git diffs during the code review process.

Static Analysis Aggregator - Run applicable static, configuration, container, security, and stack checks with evidence.

Identity and Access Engineer - Design and implement secure authentication, authorization, federation, provisioning, sessions, and account…