Development · API design

This skill should be used when the user is writing Go code and needs guidance on Go-specific pedantry: error wrapping with fmt.Errorf and %w, interface design (accept interfaces return structs)…

chromedp/chromedp

Covers developing the LangBot core backend and web UI: dev setup, repo layout, API auth types, adding endpoints, migrations and keeping the MCP server in step.

langbot-app/LangBot

Reviews REST API design for correct HTTP verbs, versioning, DTO use, consistent responses and backward compatibility before an API change ships.

decebals/claude-code-java

Applies extend-only design rules to NuGet packages and distributed systems, covering source, binary and wire compatibility and how to deprecate members safely.

Aaronontheweb/dotnet-skills

Comprehensive code review for Java - clean code principles, API contracts, null safety, exception handling, and performance.

piomin/claude-ai-spring-boot

Design or review software architecture, API contracts, data models, and module boundaries for the Static Web Server (SWS) project

static-web-server/static-web-server

Software design philosophy guide based on John Ousterhout's "A Philosophy of Software Design." Use this skill during: code reviews, architecture discussions, API design, module decomposition…

luoling8192/software-design-philosophy-skill

A skill your agent uses when debugging UE C++ crashes, runtime bugs, or unexpected behavior with Rider MCP available.

JasonMa0012/MooaToon

Assesses what an API change would break before it is made, finds every usage, documents the impact and plans a deprecation or migration path.

ruby-git/ruby-git

Idiomatic Go - package and interface design, error wrapping, table-driven tests, generics, the modern standard library (slices/maps/cmp/errors.Join), current syntax, and logging discipline.

inference-gateway/inference-gateway

A skill your agent uses when optimizing, refactoring, reviewing, or fixing AtomUI controls, including control API contracts, member layout, file splitting, lifecycle, AXAML structure, correctness…

AtomUI/AtomUI

Idiomatic Go conventions — naming, error handling, concurrency, interfaces, testing, and API design.

asymmetric-research/solana-exporter

Write modern, high-performance C code using records, pattern matching, value objects, async/await, Span<T/Memory<T, and best-practice API design patterns.

sketch7/FluentlyHttpClient

Comprehensive Rust coding guidelines with 265 rules across 26 categories.

JMBeresford/retrom

Generate, build, and test Azure SDKs locally from TypeSpec with automatic customization.

Azure/azure-sdk-for-android

Generate comprehensive, accurate API documentation from source code. Use when creating or updating API documentation, generating OpenAPI specs, or…

luongnv89/claude-howto

Review AI-generated or human-written code changes with fallow's graph-grounded review brief.

fallow-rs/fallow-skills

Comprehensive Rust coding guidelines with 179 rules across 14 categories.

noh-rs/nohrs

Evaluates system boundaries and tradeoffs and writes architecture recommendations, option comparisons or ADRs, with a Mermaid diagram when structure changes.

first-fluke/oh-my-agent

Reviews APIs, configuration schemas and library interfaces for footguns, the designs where the easy path leads to insecure use, using a four-phase analysis.

trailofbits/skills

Create, validate and maintain OpenAPI 3.1 specs for REST APIs, whether designed first or generated from existing code, and use them for docs and client SDKs.

wshobson/agents

Evidence-based workflow for designing or modernizing a software system: current-state inventory, options, API and schema contracts, migration plans, ADRs and verification.

Light0305/Light-skills

When the user needs to design or evaluate system architecture — service boundaries, data models, API contracts, infrastructure topology, database selection, or dependency analysis.

shawnpang/startup-founder-skills

Authors and maintains the human-facing Agentic Workflows API documentation for the lungo subproject at coffeeAGNTCY/coffeeagents/lungo/docs/workflow-instanceapi.md.

agntcy/coffeeAgntcy

Reference for designing how an API reports failures: structured error codes, response shapes, client-friendly messages, an error catalog and retry or fallback advice.

revfactory/harness-100

Reviews a plan for a developer-facing product by profiling developer personas, benchmarking rivals and scoring friction, in expansion, polish or triage mode.

garrytan/gstack

Review code for any Frappe application — a checklist distilled from years of engineering practice on correctness, security, performance, concurrency, readability, API design, and testing.

frappe/skills

Ukrainian-language skill for writing API documentation from source code: OpenAPI specs, endpoint pages, SDK examples, integration and authentication guides and error code references.

luongnv89/claude-howto

Chinese-language skill that produces API docs from source code, covering OpenAPI specs, endpoint write-ups, SDK usage samples, integration guides, error code tables and auth guides.

luongnv89/claude-howto

Checks whether a tRPC procedure change is safe for released desktop, mobile, CLI and SDK builds, picks a compatible pattern and decides when a deprecated procedure can go.

superset-sh/superset

Reviews test code in GitHub pull requests for isolation, public-API contract coverage, AAA structure, and correct exception assertions.

axelixlabs/axelix

Foundational software design principles applied specifically to robotics module development.

arpitg1304/robotics-agent-skills

Rust code conventions covering edition 2024, cargo fmt/clippy, Result-based error handling, unsafe discipline, async with tokio, API-guideline naming, trait implementations, benchmarking, and…

Goldziher/ai-rulez

Methodology for systematically designing and generating CLI tool argument parser structures.

revfactory/harness-100

Design rules for command-line tools that coding agents can run reliably: flags over prompts, layered help with examples, fast errors, idempotency and dry-run.

cursor/plugins

Writes new tests for Axelix source code (Java, Kotlin, TypeScript, JavaScript) that follow the project's testing standards — public-API contract coverage, test isolation, given/when/then structure…

axelixlabs/axelix

Bug-fix discipline — every defect has an etiology, the chain of cause that produced the observable fault; trace it before patching.

gridaco/grida

Generate interface/API docs — OpenAPI 3.1/AsyncAPI 3.0 specs, API topology diagrams, interface flow (sequence) diagrams, API changelog.

jh941213/my-cc-harness

A skill your agent uses when running or scheduling periodic repository review cycles that must dispatch the correct reviewer, aggregate findings, and escalate outcomes into reports, issues, or…

TencentCloudBase/CloudBase-AI-Toolkit

React/Next.js component design patterns, state management strategies, and project structure reference for frontend development.

modu-ai/moai-adk

Unix-composable CLI design patterns. An agent skill from citypaul/.dotfiles.

citypaul/.dotfiles

A skill your agent uses when deciding whether to use Go generics, writing generic functions or types, choosing constraints, or picking between type aliases and type definitions.

cxuu/golang-skills

Clarify a material user-owned product decision before substantive implementation commitments.

asgeirtj/system_prompts_leaks

Builds a feature specification from scratch through a relentless, evidence-based interview that walks the design tree decision-by-decision, resolving dependencies as it goes.

testdouble/han

Dynamic multi-repo and monorepo awareness for Claude Code. An agent skill from alinaqi/maggy.

alinaqi/maggy

Writing developer-facing prose that can be skimmed first and trusted enough to finish — READMEs, guides, tutorials, reference docs, proposals, PR descriptions, release notes.

citypaul/.dotfiles

Run the Azure SDK generation pipeline for a release plan and create the generated SDK pull requests, for one language or for all languages.

Azure/azure-sdk-tools

Automatically fix Azure SDK CI/CD pipeline failures by applying code changes and verifying locally.

Azure/azure-sdk-tools