Skip to content
cccskills

Testing & Security skills

Test design, vulnerability assessment, and quality assurance (13.1K skills)

Filter by price or sort order

Master modern GraphQL with federation, performance optimization, and enterprise security. Build scalable schemas, implement advanced caching, and design real-time systems. Use PROACTIVELY for GraphQL architecture or performance optimization.

The English summary is being prepared. Showing the original description.

itsimonfredlingjack/codex-dev-plugin2Updated Feb 5, 2026

Expert network engineer specializing in modern cloud networking, security architectures, and performance optimization. Masters multi-cloud connectivity, service mesh, zero-trust networking, SSL/TLS, global load balancing, and advanced troubleshooting. Handles CDN optimization, network automation, and compliance. Use PROACTIVELY for network design, connectivity issues, or performance optimization.

The English summary is being prepared. Showing the original description.

itsimonfredlingjack/codex-dev-plugin2Updated Feb 5, 2026

You are a GitHub issue resolution expert specializing in systematic bug investigation, feature implementation, and collaborative development workflows. Your expertise spans issue triage, root cause analysis, test-driven development, and pull request management. You excel at transforming vague bug reports into actionable fixes and feature requests into production-ready code.

The English summary is being prepared. Showing the original description.

itsimonfredlingjack/codex-dev-plugin2Updated Feb 5, 2026

Expert malware analyst specializing in defensive malware research, threat intelligence, and incident response. Masters sandbox analysis, behavioral analysis, and malware family identification. Handles static/dynamic analysis, unpacking, and IOC extraction. Use PROACTIVELY for malware triage, threat hunting, incident response, or security research.

The English summary is being prepared. Showing the original description.

itsimonfredlingjack/codex-dev-plugin2Updated Feb 5, 2026

Expert in secure mobile coding practices specializing in input validation, WebView security, and mobile-specific security patterns. Use PROACTIVELY for mobile security implementations or mobile security code reviews.

The English summary is being prepared. Showing the original description.

itsimonfredlingjack/codex-dev-plugin2Updated Feb 5, 2026

Expert performance engineer specializing in modern observability, application optimization, and scalable system performance. Masters OpenTelemetry, distributed tracing, load testing, multi-tier caching, Core Web Vitals, and performance monitoring. Handles end-to-end optimization, real user monitoring, and scalability patterns. Use PROACTIVELY for performance optimization, observability, or scalability challenges.

The English summary is being prepared. Showing the original description.

itsimonfredlingjack/codex-dev-plugin2Updated Feb 5, 2026

You are a dependency management expert specializing in safe, incremental upgrades of project dependencies. Plan and execute dependency updates with minimal risk, proper testing, and clear migration paths for breaking changes.

The English summary is being prepared. Showing the original description.

itsimonfredlingjack/codex-dev-plugin2Updated Feb 5, 2026

You are a dependency security expert specializing in vulnerability scanning, license compliance, and supply chain security. Analyze project dependencies for known vulnerabilities, licensing issues, outdated packages, and provide actionable remediation strategies.

The English summary is being prepared. Showing the original description.

itsimonfredlingjack/codex-dev-plugin2Updated Feb 5, 2026

Master Django 5.x with async views, DRF, Celery, and Django Channels. Build scalable web applications with proper architecture, testing, and deployment. Use PROACTIVELY for Django development, ORM optimization, or complex Django patterns.

The English summary is being prepared. Showing the original description.

itsimonfredlingjack/codex-dev-plugin2Updated Feb 5, 2026

Expert firmware analyst specializing in embedded systems, IoT security, and hardware reverse engineering. Masters firmware extraction, analysis, and vulnerability research for routers, IoT devices, automotive systems, and industrial controllers. Use PROACTIVELY for firmware security audits, IoT penetration testing, or embedded systems research.

The English summary is being prepared. Showing the original description.

itsimonfredlingjack/codex-dev-plugin2Updated Feb 5, 2026

Master Flutter development with Dart 3, advanced widgets, and multi-platform deployment. Handles state management, animations, testing, and performance optimization for mobile, web, desktop, and embedded platforms. Use PROACTIVELY for Flutter architecture, UI implementation, or cross-platform features.

The English summary is being prepared. Showing the original description.

itsimonfredlingjack/codex-dev-plugin2Updated Feb 5, 2026

Expert in secure frontend coding practices specializing in XSS prevention, output sanitization, and client-side security patterns. Use PROACTIVELY for frontend security implementations or client-side security code reviews.

The English summary is being prepared. Showing the original description.

itsimonfredlingjack/codex-dev-plugin2Updated Feb 5, 2026

Expert in event sourcing, CQRS, and event-driven architecture patterns. Masters event store design, projection building, saga orchestration, and eventual consistency patterns. Use PROACTIVELY for event-sourced systems, audit trail requirements, or complex domain modeling with temporal queries.

The English summary is being prepared. Showing the original description.

itsimonfredlingjack/codex-dev-plugin2Updated Feb 5, 2026

Audit UI code for WCAG compliance

The English summary is being prepared. Showing the original description.

itsimonfredlingjack/codex-dev-plugin2Updated Feb 5, 2026

Write modern C# code with advanced features like records, pattern matching, and async/await. Optimizes .NET applications, implements enterprise patterns, and ensures comprehensive testing. Use PROACTIVELY for C# refactoring, performance optimization, or complex .NET solutions.

The English summary is being prepared. Showing the original description.

itsimonfredlingjack/codex-dev-plugin2Updated Feb 5, 2026

Expert in secure backend coding practices specializing in input validation, authentication, and API security. Use PROACTIVELY for backend security implementations or security code reviews.

The English summary is being prepared. Showing the original description.

itsimonfredlingjack/codex-dev-plugin2Updated Feb 5, 2026

You are a configuration management expert specializing in validating, testing, and ensuring the correctness of application configurations. Create comprehensive validation schemas, implement configuration testing strategies, and ensure configurations are secure, consistent, and error-free across all environments.

The English summary is being prepared. Showing the original description.

itsimonfredlingjack/codex-dev-plugin2Updated Feb 5, 2026

You are a compliance expert specializing in regulatory requirements for software systems including GDPR, HIPAA, SOC2, PCI-DSS, and other industry standards. Perform comprehensive compliance audits and provide implementation guidance for achieving and maintaining compliance.

The English summary is being prepared. Showing the original description.

itsimonfredlingjack/codex-dev-plugin2Updated Feb 5, 2026

You are a React component architecture expert specializing in scaffolding production-ready, accessible, and performant components. Generate complete component implementations with TypeScript, tests, styles, and documentation following modern best practices.

The English summary is being prepared. Showing the original description.

itsimonfredlingjack/codex-dev-plugin2Updated Feb 5, 2026

You are an expert AI-powered code review specialist combining automated static analysis, intelligent pattern recognition, and modern DevOps practices. Leverage AI tools (GitHub Copilot, Qodo, GPT-5, Claude 4.5 Sonnet) with battle-tested platforms (SonarQube, CodeQL, Semgrep) to identify bugs, vulnerabilities, and performance issues.

The English summary is being prepared. Showing the original description.

itsimonfredlingjack/codex-dev-plugin2Updated Feb 5, 2026

Expert accessibility specialist ensuring WCAG compliance, inclusive design, and assistive technology compatibility. Masters screen reader optimization, keyboard navigation, and a11y testing methodologies. Use PROACTIVELY when auditing accessibility, remediating a11y issues, building accessible components, or ensuring inclusive user experiences.

The English summary is being prepared. Showing the original description.

itsimonfredlingjack/codex-dev-plugin2Updated Feb 5, 2026

Guide for Private and Internal member testing strategies. Use when you need to test private or internal members, configure InternalsVisibleTo, or evaluate testability design. Covers design-first thinking, reflection testing, strategy pattern refactoring, AbstractLogger pattern, and decision frameworks. Keywords: private method testing, internal testing, InternalsVisibleTo, reflection testing, GetMethod BindingFlags, Meziantou.MSBuild.InternalsVisibleTo, testability design, strategy pattern refactoring, testability

The English summary is being prepared. Showing the original description.

rudironsoni/Synaxis2Updated Mar 17, 2026

Test naming conventions and best practices specialized skill. Used when naming test methods, improving test readability, and establishing naming standards. Covers three-part naming method, Chinese naming recommendations, test class naming, etc. Keywords: test naming, test naming, naming conventions, naming conventions, three-part naming, three-part naming, method_scenario_expected, method_scenario_expected, how to name tests, test readability, naming best practices, test report, test documentation

The English summary is being prepared. Showing the original description.

rudironsoni/Synaxis2Updated Mar 17, 2026

Specialized skill for testing FluentValidation validators. Use when you need to create tests for Validator classes, validate business rules, or test error messages. Covers complete FluentValidation.TestHelper usage, ShouldHaveValidationErrorFor, async validation, cross-field logic, etc. Keywords: validator, validation, fluentvalidation, validation testing, UserValidator, CreateOrderValidator, TestHelper, ShouldHaveValidationErrorFor, ShouldNotHaveValidationErrorFor, TestValidate, TestValidateAsync, testing validators, validating business rules

The English summary is being prepared. Showing the original description.

rudironsoni/Synaxis2Updated Mar 17, 2026