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API Security Testing Guide

testing-api-security-with-owasp-top-10

mukul975/Anthropic-Cybersecurity-Skills

Structured methodology for assessing REST, GraphQL, and gRPC API endpoints against the OWASP API Security Top 10, combining Burp Suite, Postman, ffuf, curl, and jq in penetration tests or pre-production reviews.

Testing Broken Access Control

testing-for-broken-access-control

mukul975/Anthropic-Cybersecurity-Skills

Guides testers through systematic discovery and validation of broken access controls in web applications, covering endpoint mapping, role-based automation, and privilege-escalation scenarios with tools like Burp Authorize, ffuf, and curl.

Mobile API Auth Testing

testing-mobile-api-authentication

mukul975/Anthropic-Cybersecurity-Skills

Guides security testers through enumerating mobile API auth endpoints, analyzing JWT/opaque tokens, checking bypasses, IDOR, session management, and OAuth flows so penetration tests surface authentication weaknesses.

WebSocket Security Tester

testing-websocket-api-security

mukul975/Anthropic-Cybersecurity-Skills

Automates manual-style WebSocket security checks by intercepting handshakes, manipulating authentication headers, and sending malicious frames to verify CSWSH, injection, DoS, and leakage protections in real-time APIs.

Security Penetration Testing

security-pen-testing

alirezarezvani/claude-skills

Guides offensive security testing for web applications, APIs, infrastructure, dependencies, and secrets, including OWASP Top 10 audits, static/dependency scanning, API/infra checks, and report workflows that support authorized penetration tests.

Playwright E2E Workflow

sickn33/antigravity-awesome-skills

Coordinated end-to-end testing workflow that leverages Playwright for browser automation, visual regression comparisons, cross-browser coverage, and CI/CD integration so teams can validate web apps before release.

Product Lens Diagnostic

affaan-m/everything-claude-code

Assess product direction before building by validating the ‘why’, running diagnostics, and stress-testing decisions across diagnostics, founder reviews, user journey audits, and feature prioritization to ensure actionable recommendations.

NestJS Backend Patterns

nestjs-patterns

affaan-m/everything-claude-code

Guides production-grade NestJS architecture patterns for modules, controllers, providers, DTO validation, guards, interceptors, config, environment validation, and testing, helping teams structure TypeScript backends and enforce security and validation consistently.

Flutter Firebase Functions

firebase-cloud-functions

evanca/flutter-ai-rules

Guides Flutter apps through configuring Firebase Cloud Functions, invoking callable endpoints, handling errors, tuning performance, and testing with the Emulator Suite.

Flutter Crashlytics Integration

firebase-crashlytics

evanca/flutter-ai-rules

Guides setting up Firebase Crashlytics in Flutter, covering dependency setup, fatal/non-fatal/isolate error handlers, custom keys/logs/user identifiers, symbol uploads for obfuscation, opt-in reporting controls, and testing workflows for reliable diagnostics.

Golang Modernization Guide

golang-modernize

samber/cc-skills-golang

Continuously modernize Go codebases by recommending modern language, standard library, testing, and tooling idioms plus upgrade paths; apply this skill during development, code review, or CI scans to keep Go 1.21+ practices current.

Mocktail Flutter Testing Guide

evanca/flutter-ai-rules

Guides Dart/Flutter developers on using the mocktail package to replace dependencies in tests by defining mocks or fakes, registering fallback values for custom types, stubbing async methods, and verifying interactions with named arguments and matchers.

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