Backend & APIs · GraphQL

Reference for Shopify work: Liquid templates, OS 2.0 themes, Admin and Storefront GraphQL APIs, apps, Functions and Hydrogen, on API version 2026-01.

tech-leads-club/agent-skills

Implement consumer-driven contract testing with Pact-JS (v16).

petrkindlmann/qa-skills

Turn a rough idea for a language into a complete, implementable specification — a DSL, query, config/data, template, or protocol language — by interviewing the author dimension by dimension until…

pproenca/dot-skills

A skill your agent uses when reviewing, triaging, or managing the incoming GitHub backlog on the Breeze repo — PRs, Discussions, AND Issues.

LanternOps/breeze

A skill your agent uses when designing a new REST or GraphQL API, reviewing an API spec before implementation, setting team API standards, or migrating REST to GraphQL.

coco-research/coco

Comprehensive backend development skill for building scalable backend systems using NodeJS, Express, Go, Python, Postgres, GraphQL, REST APIs.

davila7/claude-code-templates

Guide for building GraphQL servers with Apollo Server 5.x. An agent skill from apollographql/skills.

apollographql/skills

Process [APPROVE] and [IGNORE] replies on /refactor review threads.

NomaDamas/AutoRAG-Research

Expert patterns for Shopify app development including Remix/React Router apps, embedded apps with App Bridge, webhook handling, GraphQL Admin API, Polaris components, billing, and app extensions.

davila7/claude-code-templates

MUST activate when the project has a uiBundles//src/ directory and the task involves deploying to an org or post-deploy org setup.

forcedotcom/sf-skills

API design principles and decision-making. An agent skill from xenitV1/Antigravity-Workflows.

xenitV1/Antigravity-Workflows

Designs and implements backend systems including REST APIs, microservices, database architectures, authentication flows, and security hardening.

alirezarezvani/claude-skills

REST and GraphQL API design patterns, OpenAPI/Swagger specifications, versioning strategies, and authentication patterns.

rsmdt/the-startup

Comprehensive API security review against OWASP API Security Top 10 (2023).

OWASP/secure-agent-playbook

A skill your agent uses when you need to add a PR to a GitHub merge queue, check what's currently queued, or find out why a PR was removed from the queue.

fullsend-ai/fullsend

Set up @data-client/endpoint for custom async operations. An agent skill from reactive/data-client.

reactive/data-client

Hunt bugs in the Beancount.io remote MCP server by driving the real POST /api-gateway/mcp endpoint with JSON-RPC and real MCP clients, checking transport, discovery, credential boundaries, tool and…

bex-co/beancount-io

GraphQL expert for schema design, resolvers, subscriptions, and performance optimization

RightNow-AI/openfang

GraphQL APIs in Go using gqlgen or graphql-go. An agent skill from context-labs/whip.

context-labs/whip

API authentication and JWT abuse playbook. An agent skill from yaklang/hack-skills.

yaklang/hack-skills

Guide for writing GraphQL operations (queries, mutations, fragments) following best practices.

apollographql/skills

GraphQL gives clients exactly the data they need - no more, no less.

davila7/claude-code-templates

A skill your agent uses when you need to design API test plans or cases for REST, GraphQL, or gRPC interfaces; triggers include API testing and API test cases.

naodeng/awesome-qa-skills

PR 作成直後の review チェック / 全 open PR の未解決 review thread (isResolved=false) を gh api graphql で集計し、 N 日以上未対応のものを backlog として表示する。

ayutaz/piper-plus

A skill your agent uses when implementing GraphQL resolvers with Absinthe.

TheBushidoCollective/han

Set up @data-client/graphql for GraphQL APIs. An agent skill from reactive/data-client.

reactive/data-client

Install and set up @data-client/react or @data-client/vue in a project.

reactive/data-client

API authorization and BOLA testing playbook. An agent skill from yaklang/hack-skills.

yaklang/hack-skills

Guide for designing and changing GraphQL schemas following industry best practices.

apollographql/skills

IDOR / BOLA hunting - two-account methodology, identifier discovery and UUID leak chaining, the trusted-identifier test, GraphQL node and nested-object IDOR, cross-tenant escalation, write and…

Encod3d-Sec/TORCH

A skill your agent uses when writing a client for someone else's REST or GraphQL API: auth flow choice and token refresh, pagination to exhaustion, retry-with-jitter on transient failures only…

ericrisco/rsc-harness

MUST use when writing GraphQL queries.

windmill-labs/windmill

GraphQL API design and implementation patterns. An agent skill from cohen-liel/hivemind.

cohen-liel/hivemind

Design APIs that are secure, scalable, and maintainable using RESTful, GraphQL, and event-driven patterns.

ancoleman/ai-design-components

API design and implementation across REST, GraphQL, gRPC, and tRPC patterns.

ancoleman/ai-design-components

Set up and operate a Shopify store with Shopify's official MCP server (the installed shopify command, NOT the npm Shopify CLI).

asgeirtj/system_prompts_leaks

Create and manage Shopify products via the Admin GraphQL API or CSV import.

jezweb/claude-skills

Answer a Backend.AI question, or do a Backend.AI task, from this checkout with the bai-agent CLI — the manual, the GraphQL schema, the i18n stores and the live manager.

lablup/backend.ai-webui

Backend specialist for APIs, database work, authentication and migrations that follows clean architecture with router, service and repository layers.

first-fluke/oh-my-agent

API reconnaissance and documentation review playbook. An agent skill from yaklang/hack-skills.

yaklang/hack-skills

Expert patterns for Shopify app development including Remix/React Router apps, embedded apps with App Bridge, webhook handling, GraphQL Admin API, Polaris components, billing, and app extensions.

sickn33/agentic-awesome-skills

Copilot left 14 review comments on your PR — half are nits. An agent skill from github/awesome-copilot.

github/awesome-copilot

Design, implement, debug, and optimize API integrations with expert-level patterns for REST, GraphQL, webhooks, and authentication flows.

sickn33/agentic-awesome-skills

Hunt fintech-specific GraphQL vulnerabilities. An agent skill from sickn33/agentic-awesome-skills.

sickn33/agentic-awesome-skills

A skill your agent uses when settling the contract of an API you expose, before implementation: resources/URLs, REST vs GraphQL, versioning, one RFC 9457 error envelope, pagination, idempotency —…

ericrisco/rsc-harness

A skill your agent uses when implementing real-time GraphQL subscriptions with Absinthe.

TheBushidoCollective/han

A skill your agent uses when designing REST or GraphQL APIs, defining endpoints, implementing pagination/filtering, handling API versioning, or establishing API documentation with OpenAPI/Swagger.

MadAppGang/claude-code

Teaches agents how to write correct riteway ai prompt evals (.sudo files) for multi-step flows that involve tool calls.

paralleldrive/aidd