Production-ready Java Spring Boot project structure architect - validates and scaffolds enterprise-grade Spring Boot 3.x applications with Hexagonal Architecture.
Java service standards for Bitso projects. Covers tech stack requirements, project organization, code review guidelines, MapStruct usage, and build verification practices.
Rename or improve a Java identifier using symbolic code transformation tools, especially for large-scale renames across the codebase.
Java testing guidelines using Spock Framework and Groovy. Covers test structure, mocking patterns, persistence testing with Testcontainers, gRPC testing, and Spring Boot test…
Use when you need to implement acceptance tests from a Gherkin .feature file for framework-agnostic Java (no Spring Boot, Quarkus, Micronaut) — finding @acceptance scenar — from…
Advanced testing - Testcontainers, contract testing, mutation testing, property-based
Use when you need to set up, review, or improve Java integration tests — including generating a BaseIntegrationTest.java with WireMock for HTTP stubs, detecting HTTP clie — from…
Use when you need to apply testing strategies for Java code — RIGHT-BICEP to guide test creation, A-TRIP for test quality characteristics, or CORRECT for verifying bounda — from…
Use when you need to review, improve, or write Java unit tests — including migrating from JUnit 4 to JUnit 5, adopting AssertJ for fluent assertions, structuring tests wi — from…
面向团队的 Java 全项目扫描、规则集治理与 JVM 调优专业工具。核心能力:。Use when 需要项目管理、任务规划、进度跟踪、团队协作时使用。不适用于实际人员绩效评估。适用于独立开发者、企业团队和自动化工作流场景。支持中文交互，无需复杂配置即开即用。输出结果可直接使用，减少二次加工成本。提供结构化输出和错误处理机制。
Use when you need to review, improve, or refactor Java code for type design quality — including establishing clear type hierarchies, applying consistent naming convention — from…
Comprehensive guidance for writing high-quality unit tests in Java projects using JUnit 5 and AssertJ.
Onboarding guide for Python programmers moving to Java 21 + Spring Boot 3. Half "getting into the Java groove" (syntax, types, collections, tooling), half "getting into Spring…
Provides Java VO (Value Object) generation standards including VO classification, naming conventions, class structure, field specifications, and annotation usage.
Use when writing, reviewing, or modifying Java 25 code. Layers modern Java conventions on top of the general java-coding-conventions skill.
JavaScript essentials for vibecoders. Activated when Claude works with .js/.mjs/.jsx/.ts files. Covers the language concepts most commonly encountered during vibecoding.
Write vanilla JavaScript for Web Components with functional core, imperative shell. Use when creating JavaScript files, building interactive components, or writing any client-side…
Remove unused exports, fix ESLint issues, modernize to ES6+, and clean up JavaScript/TypeScript codebases. Use when cleaning up JS/TS projects, removing.
Universal coding standards, best practices, and patterns for TypeScript, JavaScript, React, and Node.js development. — from wesleyegberto/software-engineering-skills
Use when building JavaScript applications with modern ES2023+ features, frameworks, and best practices.
JavaScript/TypeScript ES2024+, async/await, DOM manipulation, Node.js, and API integration. Use when writing vanilla JS/TS code, working with REST/fetch APIs, implementing…
Expert-level Ember.js development. Use when asked to (1) write Ember.js applications with components, services, routes, or controllers, (2) implement Ember Data models and…
Core JavaScript language features, patterns, and best practices including ES6+ syntax, async/await, closures, prototypes, and modern development patterns
Guidance for integrating JavaScript in Rails: import maps, jsbundling-rails (Bun/esbuild/Rollup/Webpack), Turbo helpers, request.js, and UJS replacements.
Use when reviewing scripts, client components, bundles, or runtime behavior related to Avoid inline JavaScript.
33+ essential JavaScript concepts every developer should know, inspired by [33-js-concepts](https://github.com/leonardomso/33-js-concepts).
Comprehensive JavaScript reference covering 33+ essential concepts every developer should know. From fundamentals like primitives and closures to advanced patterns like a — from…
Implements modern JavaScript features from ES2020-ES2024 including optional chaining, nullish coalescing, private fields, Promise methods, and array transformations.
JavaScript and Node.js patterns, async programming, modules, runtime internals, and modern ES2024+ features.
Comprehensive guide to javascript performance. Master the concepts, implementation, best practices, and real-world applications of javascript performance in professional…
JS/TS conventions for syntax, modules, and types. Use when writing or reviewing JavaScript/TypeScript code.
30 pragmatic rules for production JavaScript covering async operations, V8 optimization, memory management, testing, error handling, and performance.
Master modern JavaScript with ES6+, async patterns, and Node.js APIs. Handles promises, event loops, and browser/Node compatibility.
Expert JavaScript developer specializing in modern ES2023+ features, Node.js runtime environments, and asynchronous programming patterns.
Expert-level JavaScript and React development. Use when asked to (1) write JavaScript code requiring advanced patterns like closures, proxies, generators, or async iterators, (2)…
JavaScript/TypeScript SDK for inference.sh - run AI apps, build agents, integrate 150+ models. Package: @inferencesh/sdk (npm install).
Auditoría técnica de sitios con frameworks JavaScript sin CMS (React/Next.js, Vue/Nuxt en Vercel o Netlify): hidratación incompleta, contenido oculto tras una interacción,…
A comprehensive JavaScript style guide skill。When activated, it provides best-practice JavaScrip。Use when 需要设计创作、UI设计、海报制作、品牌视觉时使用。不适用于3D建模和动画制作。适用于独立开发者、企业团队和自动化工作流场景。
JavaScript规范工具(专业版)面向团队与企业,提供全量JavaScript代码风格规范、性能优化策略、安全审查清单与CI/CD自动化集成方案。核心能力: - 覆盖28+全量风格规则,含迭代器、生成器、标准库等进阶主题 - 完整异步并发模型与错误链路优秀实践 - 团队级Lint规则定制与预提交钩子集成 - 性能优化与安全审查清单 - — from…
JavaScript规范工具(专业版)面向团队与企业,提供全量JavaScript代码风格规范、性能优化策略、安全审查清单与CI/CD自动化集成方案。核心能力: - 覆盖28+全量风格规则,含迭代器、生成器、标准库等进阶主题 - 完整异步并发模型与错误链路最佳实践 - 团队级Lint规则定制与预提交钩子集成 - 性能优化与安全审查清单 - — from…
JavaScript and TypeScript coding standards, conventions, and best practices. Use when writing, reviewing, or testing JS/TS code.
JavaScript (Node.js) strictness, clean code, and security rules. Use when writing, reviewing, or refactoring plain JavaScript (non-TypeScript) Node.js code.
Write and run JavaScript/TypeScript tests using Vitest or Jest with mocking, component testing, and coverage.
Comprehensive guide for implementing robust testing strategies in JavaScript/TypeScript applications using modern testing frameworks and best practices.
Implement comprehensive testing strategies using Jest, Vitest, and Testing Library for unit tests, integration tests, and end-to-end testing with mocking, fixtures, and t — from…
Implement comprehensive testing strategies using Jest, Vitest, and Testing Library for unit tests, integration tests, and end-to-end testing with mocking, fixtures, and t — from…
Implement comprehensive testing strategies using Jest, Vitest, and Testing Library for unit tests, integration tests, and end-to-end testing with mocking, fixtures, and t — from…
面向企业级 JavaScript 开发团队的专业工具包。Use when 需要代码生成、编程辅助、调试测试、开发部署时使用。不适用于无明确技术栈的模糊需求。Use when 需要代码生成、编程辅助、调试测试、开发部署时使用。不适用于无明确技术栈的模糊需求.
JavaScript and TypeScript development with ES6+, Node.js, React, and modern web frameworks. Use for frontend, backend, or full-stack JavaScript/TypeScript projects.
Best practices for writing JavaScript/TypeScript tests using Jest, including mocking strategies, test structure, and common patterns.
You are a TypeScript project architecture expert specializing in scaffolding production-ready Node.js and frontend applications.
Writing high-quality unit tests for JavaScript and TypeScript using Jest. Covers test structure (AAA pattern, USE naming), breaking dependencies (stubs, mocks, dependency…
PostHog integration for client-side web JavaScript applications using posthog-js — from PostHog/skills
JSC GC reference for Bun. Use for use-after-free, JS object leaks, "collected too early", or when touching WriteBarrier, visitChildren, visitAdditionalChildren, JSRef,…
JAX, Flax, Optax, and Equinox patterns for ML training. Covers JIT, vmap, pmap, TPU usage, and functional model design. Use when building or debugging JAX-based training pipelines.
Bendystraw GraphQL API reference for querying Juicebox project data across all chains. Get project stats, payments, token holders, loans, NFT tiers, unified activity feed — from…
Bendystraw GraphQL API reference for querying Juicebox project data across all chains. Get project stats, payments, token holders, loans, NFT tiers, unified activity feed — from…
Generate minimal frontends for deploying Juicebox V5 projects and hooks. Creates standalone HTML files with wallet connection, transaction forms, and live status updates.
Query and display Juicebox V5 fund access limits (payout limits, surplus allowances). Use when: (1) surplusAllowancesOf or payoutLimitsOf returns empty but values exist, (2) need…
Deploy custom Juicebox hooks from browser. Compile Solidity, deploy contracts, verify on explorers, and attach to projects. Works with Claude-generated hooks.