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Claude Engineering Skills (Page 21 of 333)

Code review, refactoring, testing, DevOps, CI/CD, databases, cloud platforms, and full-stack development skills for Claude Code.

19,974 skills · updated 2026-06-18 · showing 1201–1260 of 19,974 by quality score

Sub-topics:Testing (2,915)Devops (2,881)Architecture (2,187)Backend (1,695)Frontend (1,297)Languages (1,061)Code Quality (998)Cloud Platforms (929)

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Use when you need to implement acceptance tests from a Gherkin .feature file for Spring Boot applications — including finding scenarios tagged @acceptance, implementing h — from…
Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser scre — from…
Use when reviewing Rails code, PRs, or architecture for conventions, Hotwire defaults, and correctness risks.
Apply 37signals/DHH Rails conventions when writing Ruby on Rails code. Use when building Rails applications, reviewing Rails code, or making architectural decisions.
Expert in 3D computer vision labeling tools, workflows, and AI-assisted annotation for LiDAR, point clouds, and sensor fusion.
End-to-end PBR material authoring in Blender. Principled BSDF setup with physically valid parameters, texture map import with correct color spaces, normal-map chain, baking…
Review 3D Gaussian Splatting implementation code for correctness, performance bugs, and best practices.
Guide for deploying 3D Gaussian Splatting from research to production: industry use cases, engineering pipelines, tool selection, and deployment best practices
EO Tech Architect Engine v2 — Phase 4 skill. Reads business brain (1-ProjectBrain/) and GTM assets (2-GTM/output/), asks 5-8 clarifying questions on tech preferences, tea — from…
Coordinator workflow for orchestrating dockeragents through fix-review-iterate-present loop. Use when delegating any task that produces code changes.
Create your FastAPI skill in one prompt, then learn to improve it throughout the chapter
Use when building or reviewing core Quarkus applications with CDI beans and scopes, SmallRye Config and profiles, lifecycle, interceptors and events, virtual threads, and — from…
Use when you need to write fast unit tests for Quarkus applications — including pure tests with @ExtendWith(MockitoExtension.class), @QuarkusTest with @InjectMock for ful — from…
Use when you need to write or improve integration tests for Quarkus — including @QuarkusTest, Dev Services for automatic container provisioning, Testcontainers via Quarku — from…
Use when you need to implement acceptance tests from a Gherkin .feature file for Quarkus applications — including @acceptance scenarios, @QuarkusTest, BaseAcceptanceTest — from…
Create your agent-tdd skill in one prompt, then learn to improve it throughout the chapter
Validate your agent-evals skill by testing it on a completely different agent. A skill proves its worth when it transfers beyond the context where you learned it.
Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser scre — from…
Create your Docker deployment skill in one prompt, then learn to improve it throughout the chapter
Transform Docker knowledge from Lessons 1-6 into a reusable AI skill for consistent, production-ready containerization
Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools.
Budowanie i rozwijanie dashboardu 4DX dla OvocxMalinowi z bazą Supabase. Używaj gdy pracujesz z dashboard-4dx.html lub bazą danych projektu.
Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser scre — from…
Create your Kubernetes deployment skill in one prompt, then learn to improve it throughout the chapter
Create your Helm chart skill in one prompt, then learn to improve it throughout the chapter
[52] EXECUTE. Three-stage refactoring workflow: (1) iterative research of refactor/modularization options, (2) plan + risk/edge-case analysis + Scope150 validation, then implement…
Use when you need to write unit tests for Micronaut applications — Mockito-first with @ExtendWith(MockitoExtension.class), @MicronautTest with @MockBean, HttpClient @Clie — from…
Use when you need to write or improve integration tests for Micronaut — @MicronautTest, HttpClient, TestPropertyProvider with Testcontainers, transactional test mode wher — from…
Use when you need to implement acceptance tests from a Gherkin .feature file for Micronaut applications — @acceptance scenarios, @MicronautTest, HttpClient, BaseAcceptanc — from…
Create your Dapr deployment skill in one prompt, then learn to improve it throughout the chapter
Create your GitOps deployment skill in one prompt, then learn to improve it throughout the chapter
Complete your dapr-deployment skill with actor and workflow patterns, validate code generation, and document your Digital FTE component
Complete browser automation with Playwright. Auto-detects dev servers, writes clean test scripts to /tmp.
Convert refined plan into technical specification with architectural decisions. Use when: (1) After REFINE phase in 5D-SDD workflow, (2) User is ready for technical design, (3)…
5W1H Decision Framework Tool. Use for: (1) Systematic decision-making before creating todos, (2) Preventing duplicate implementation, (3) Detecting avoidance behavior, (4)…
Five Whys root cause analysis. Iteratively asks "why" to drill past symptoms to underlying causes. Use for debugging, investigating failures, or understanding why something went…
Phase 6: Serve via python3 -m http.server 8899, screenshot light mode (fullPage), toggle .dark class + screenshot dark mode, compare 3 declared elements [expected vs present], fix…
Test features before users find bugs. Use when feature is built, before deploying, or when bugs reported.
Create your multi-cloud-deployer skill in one prompt, then learn to improve it throughout the chapter
Create your LLMOps data engineering skill in one prompt, then learn to improve it throughout the chapter — from panaversity/claude-code-skills-lab
Create your model-serving skill from Ollama documentation before learning deployment theory
Use when you need framework-agnostic OpenAPI 3.x guidance — spec structure, metadata and versioning, paths and operations, reusable schemas, security schemes, examples, d — from…
Use when you need to add or review fuzz testing for Java APIs with CATS — including contract-driven negative testing, malformed payload validation, boundary input explora — from…
[73] CLOSE. Record and maintain Lessons in MEMORY.md after a problem is solved or the user confirms success.
Set up 9Router as a local AI gateway so coding agents never stop when a provider quota runs out — one OpenAI-compatible endpoint (localhost:20128) fanning out to 40+ providers…
A B Test Config Creator - Auto-activating skill for ML Deployment. Triggers on: a b test config creator, a b test config creator Part of the ML Deployment skill category.
"운영 거버넌스" · "HELM KPI 보고" · "운영 정책 작성" · "메트릭 추적" 트리거. 운영 정책·메트릭·KPI 를 추적·보고한다. Forge 14 업무별 서브에이전트 중 운영 거버넌스 영역 담당. — from cjrain-12505614/amaranth10-forge-marketplace
Uses Chrome DevTools MCP for accessibility (a11y) debugging and auditing based on web.dev guidelines.
Accessibility testing for web applications using Playwright (@playwright/test) with TypeScript and axe-core.
Integration patterns for combining Agent-to-Agent (A2A) Protocol with Model Context Protocol (MCP) for hybrid agent communication.
LiteLLM-RS A2A Protocol Architecture. Covers Agent-to-Agent communication, JSON-RPC 2.0 messaging, multi-provider orchestration, agent registry, and task state management.
Agent-to-Agent (A2A) protocol — Google 2025, 150+ org backing. Agent Cards discovery, task lifecycle (submitted→working→completed), artifacts (text/structured/video), opaque task…
Agent-to-Agent (A2A) server configuration patterns for HTTP, STDIO, SSE, and WebSocket transports. Use when building A2A servers, configuring MCP transports, setting up server…
Recipe skill for implementing GraphQL proxying patterns using the a6 CLI. Covers operation-based routing with built-in GraphQL variables, per-operation rate limiting,…
Event-Driven Ansible (EDA) — activation lifecycle, rulebook management, decision environments, event stream monitoring.
ansible-lint playbook and role validation — syntax checking, best practice enforcement, project-wide analysis, rule filtering.
Implement state machines with AASM for workflow management. Covers state transitions, guards, callbacks, and testing.
Analyze A/B test results with statistical significance, sample size validation, confidence intervals, and ship/extend/stop recommendations.
Analyze A/B tests across hook variations, posting times, content formats, and CTAs — declare statistical winners, document learnings, and build an always-on optimization engine.
Ab Test Analyzer - Auto-activating skill for Data Analytics. Triggers on: ab test analyzer, ab test analyzer Part of the Data Analytics skill category.
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