Coding & Dev Tools Agent Skills
Coding agent skills teach AI agents repeatable engineering workflows: reviewing pull requests, writing tests, refactoring safely, and enforcing house style. Install one SKILL.md and your agent applies the same checklist every time, whether you use Claude Code, Cursor, Codex, or another agent.
Coding & Dev Tools
9,772 skills
affaan-m eval-harness
Provides a formal evaluation framework for Claude Code sessions, implementing eval-driven development (EDD) principles to define pass/fail criteria, measure reliability with pass@k metrics, and create regression test suites.
226k
affaan-m jpa-patterns
Provides JPA/Hibernate patterns for entity design, relationships, query optimization, transactions, auditing, indexing, pagination, and pooling in Spring Boot.
226k
affaan-m perl-testing
Provides comprehensive testing patterns for Perl applications using Test2::V0, Test::More, prove runner, mocking, and coverage analysis with Devel::Cover.
226k
affaan-m product-lens
Validates product direction through structured diagnostics, founder reviews, user journey audits, and feature prioritization before building.
226k
affaan-m rust-testing
Write reliable, maintainable Rust tests using unit tests, integration tests, async testing, property-based testing, mocking, and coverage following TDD methodology.
226k
affaan-m safety-guard
Prevents destructive operations on production systems and restricts file edits to a specific directory when running agents autonomously.
226k
affaan-m santa-method
Uses two independent review agents to verify output quality, requiring both to pass before shipping.
226k
affaan-m search-first
Research existing tools, libraries, and patterns before writing custom code by invoking a researcher agent.
226k
affaan-m tdd-workflow
Enforces test-driven development with 80%+ coverage including unit, integration, and E2E tests for new features, bug fixes, or refactoring.
226k
affaan-m vue-patterns
Provides Vue.js 3 Composition API patterns, component architecture, reactivity best practices, Pinia state management, Vue Router navigation, and Nuxt SSR patterns for Vue, Nuxt, Vite, or Pinia projects.
226k
affaan-m accessibility
Design, implement, and audit inclusive digital products using WCAG 2.2 Level AA standards, with guidance for Web, iOS, and Android platforms.
226k
affaan-m configure-ecc
Guides users through selecting and installing skills and rules from the Everything Claude Code project, verifying paths and optionally optimizing installed files.
226k
affaan-m django-celery
Configure Celery with Django for background task processing, including task design, scheduling, retries, canvas workflows, monitoring, and testing.
226k
affaan-m hookify-rules
Create and manage Hookify rules that define patterns to watch for and messages to display when those patterns match.
226k
affaan-m nanoclaw-repl
Operate and extend NanoClaw v2, a zero-dependency session-aware REPL built on Claude's -p mode.
226k
affaan-m orch-pipeline
Defines a gated Research-Plan-TDD-Review-Commit pipeline for orchestrating feature development, defect fixes, and refactoring tasks through composable phases and human approval gates.
226k
affaan-m perl-patterns
Write modern Perl 5.36+ code using idioms, best practices, and conventions for robust, maintainable applications.
226k
affaan-m perl-security
Provides comprehensive security patterns for Perl applications covering taint mode, input validation, safe file operations, SQL injection prevention, and web security.
226k
affaan-m react-testing
Write behavior-focused React component tests with React Testing Library, Vitest/Jest, MSW for network mocking, and accessibility assertions using axe, while deciding when to use component tests versus Playwright/Cypress end-to-end tests.
226k
affaan-m rules-distill
Scan installed skills to extract cross-cutting principles and distill them into rules files.
226k · bundle
affaan-m rust-patterns
Enforce idiomatic Rust patterns for ownership, error handling, enums, traits, concurrency, and best practices to build safe, performant applications.
226k
affaan-m vite-patterns
Configure and optimize Vite build tool projects with patterns for config, plugins, HMR, environment variables, proxy setup, SSR, library mode, dependency pre-bundling, and production builds.
226k
affaan-m codehealth-mcp
Provides real-time structural code health scores via CodeScene MCP to review code quality before edits, verify score deltas after changes, and gate commits and PRs.
226k
affaan-m content-engine
Create platform-native content for X, LinkedIn, TikTok, YouTube, and newsletters by repurposing source material while preserving the author's authentic voice.
226k
affaan-m csharp-testing
Provides C# and .NET testing patterns using xUnit, FluentAssertions, mocking, integration tests, and test organization best practices.
226k
affaan-m error-handling
Provides patterns for robust error handling across TypeScript, Python, and Go, including typed errors, error boundaries, retries, circuit breakers, and user-facing error messages.
226k
affaan-m fsharp-testing
Write and organize F# tests using xUnit, FsUnit, Unquote, FsCheck for property-based testing, and integration test patterns with ASP.NET Core and Testcontainers.
226k
affaan-m golang-testing
Write reliable, maintainable Go tests using table-driven tests, subtests, benchmarks, fuzzing, and golden files following TDD methodology.
226k
affaan-m kotlin-testing
Write reliable, maintainable Kotlin tests using Kotest, MockK, coroutine testing, property-based testing, and Kover coverage following TDD methodology.
226k
affaan-m mysql-patterns
Provides MySQL and MariaDB schema, query, indexing, transaction, replication, and connection-pool patterns for production backends.
226k
affaan-m nuxt4-patterns
Provides patterns for hydration safety, performance, route rules, lazy loading, and SSR-safe data fetching in Nuxt 4 apps.
226k
affaan-m orch-build-mvp
Turn a design or spec document into a working MVP by planning thin vertical slices, scaffolding the first slice, then building iteratively with test-driven development and gated commits.
226k
affaan-m python-testing
Apply comprehensive Python testing strategies using pytest, including TDD methodology, fixtures, mocking, parametrization, and coverage requirements.
226k
affaan-m react-patterns
Provides idiomatic React 18/19 patterns for hooks, server/client components, Suspense, error boundaries, forms, data fetching, state management, and accessibility-first composition.
226k
affaan-m redis-patterns
Quick reference for Redis best practices across common backend use cases, including caching strategies, rate limiting, distributed locks, pub/sub, streams, and connection management.
226k
affaan-m springboot-tdd
Guides test-driven development for Spring Boot services using JUnit 5, Mockito, MockMvc, Testcontainers, and JaCoCo to achieve 80%+ coverage.
226k
Frequently asked questions
What are Coding & Dev Tools agent skills?
Coding agent skills teach AI agents repeatable engineering workflows: reviewing pull requests, writing tests, refactoring safely, and enforcing house style. Install one SKILL.md and your agent applies the same checklist every time, whether you use Claude Code, Cursor, Codex, or another agent.
Which Coding & Dev Tools skills are most installed?
Popular Coding & Dev Tools skills on SkillMD right now include rules-distill, search-first, content-engine. Rankings shift as installs change; sort this page by "Most downloaded" for the live list.
Do Coding & Dev Tools skills work with Claude Code and Cursor?
Yes. Every skill here ships as a SKILL.md file, an open format that works in Claude Code, Claude.ai, Cursor, Codex, Windsurf, and 60+ other agents. Install one with npx skillmds add <owner>/<name>, or copy the file into your agent's skills directory.