Development skills

Browse reusable Agent Skills, each with a clear purpose and practical guidance.

graphql-schema-design

Guides expert-level graphql schema design implementation: api-design and design-patterns decision frameworks, production-ready patterns, and concrete templates for graphql schema design workflows. Use when the user asks about graphql schema design, graphql schema design configuration, or api-design best practices for graphql projects. Do NOT use when the user needs a different backend infrastructure capability -- check sibling skills in the backend infrastructure subcategory.

543 repo starsObserved in 2 repos
Development
GitHub

grpc-engineer

Expert guide for designing and building gRPC services including protobuf schema design, streaming patterns, interceptors, error handling, load balancing, and performance optimization across polyglot environments. Use when the user asks about grpc engineer, grpc engineer best practices, or needs guidance on grpc engineer implementation. Do NOT use when the user needs a different specialized skill or is asking about an unrelated technology domain.

543 repo starsObserved in 2 repos
Development
GitHub

health-tech-developer

Guide for developers building healthcare technology covering HIPAA compliance, HL7 and FHIR interoperability standards, EHR integration, patient data security, regulatory considerations, and navigating the unique technical challenges of healthcare software. Use when the user asks about health tech developer, related techniques, best practices, or needs guidance in this domain. Do NOT use when the request is outside the scope of health tech developer or requires a different specialized skill.

543 repo starsObserved in 2 repos
Development
GitHub

html-semantics

Guides expert-level html semantics implementation: html-css and web-development decision frameworks, production-ready patterns, and concrete templates for html semantics workflows. Use when the user asks about html semantics, html semantics configuration, or html-css best practices for html projects. Do NOT use when the user needs a different web development capability -- check sibling skills in the web development subcategory.

543 repo starsObserved in 2 repos
Development
GitHub

htmx-developer

HTMX development expertise covering hypermedia-driven application patterns, progressive enhancement, server-side rendering integration, HTMX attributes and extensions, partial page updates, form handling, real-time features, and migration from SPA frameworks. Use when the user asks about htmx developer, htmx developer best practices, or needs guidance on htmx developer implementation. Do NOT use when the user needs a different specialized skill or is asking about an unrelated technology domain.

543 repo starsObserved in 2 repos
Development
GitHub

internal-tooling-architect

Design and build internal developer tools including CLIs, dashboards, self-service platforms, and adoption strategies for engineering organizations Use when the user asks about internal tooling architect, related techniques, best practices, or needs guidance in this domain. Do NOT use when the request is outside the scope of internal tooling architect or requires a different specialized skill.

543 repo starsObserved in 2 repos
Development
GitHub

ios-developer

Expert iOS/Swift development covering SwiftUI patterns, UIKit integration, Combine/async-await, Core Data, networking, push notifications, App Store guidelines, signing/provisioning, and performance instruments. Use when the user asks about ios developer, ios developer best practices, or needs guidance on ios developer implementation. Do NOT use when the user needs a different specialized skill or is asking about an unrelated technology domain.

543 repo starsObserved in 2 repos
Development
GitHub

ios-swiftui-architecture

Guides expert-level ios swiftui architecture implementation: swift and architecture decision frameworks, production-ready patterns, and concrete templates for ios swiftui architecture workflows. Use when the user asks about ios swiftui architecture, ios swiftui architecture configuration, or mobile best practices for ios projects. Do NOT use when the user needs a different mobile development capability -- check sibling skills in the mobile development subcategory.

543 repo starsObserved in 2 repos
Development
GitHub

java-concurrency-patterns

Guides expert-level Java concurrency: virtual threads decision tree, CompletableFuture composition, ExecutorService selection, reactive patterns with Reactor, and structured concurrency. Use when the user asks about Java concurrency, virtual threads, CompletableFuture, ExecutorService, Project Loom, Reactor, structured concurrency. Do NOT use when the user asks about Java modern idioms (use `java-modern-idioms`), Java performance (use `java-performance`), Java Spring (use `java-spring-patterns`).

543 repo starsObserved in 2 repos
Development
GitHub

java-modern-idioms

Teaches expert-level modern Java patterns: records, sealed classes, pattern matching, text blocks, virtual threads (Project Loom), and modern Stream API usage for Java 21+. Use when the user asks about Java records, sealed classes, pattern matching, text blocks, virtual threads, Java 21, modern Java. Do NOT use when the user asks about Java project setup (use `java-project-setup`), Java testing (use `java-testing-patterns`), Java concurrency (use `java-concurrency-patterns`).

543 repo starsObserved in 2 repos
Development
GitHub