Integrations & APIs

Integration agent skills teach AI agents to work with specific external services and APIs: third-party platforms, webhooks, MCP servers, and data syncs. Instead of re-explaining an API every session, install the skill and the agent knows the endpoints and conventions.

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Flutter Testing Apps

Implements unit, widget, and integration tests for a Flutter app. Use when ensuring code quality and preventing regressions through automated testing. Use when this capability is needed.

Sep 17
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Background Jobs Designer

Designs background job processing systems with queue integration (BullMQ/Celery), job definitions, retry policies, exponential backoff, idempotent execution, and monitoring hooks. Use when implementing "background jobs", "task queues", "async processing", or "job workers". Use when this capability is needed.

Sep 17
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Code Formatter Installer

Installs and configures Prettier, ESLint, EditorConfig, and other code quality tools to enforce consistent code style across the team. Generates config files, npm scripts, editor settings recommendations, and CI integration suggestions. Use when users request "setup prettier", "add eslint", "configure code formatting", or "enforce code style". Use when this capability is needed.

Sep 17
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Contract Testing Builder

Implements API contract testing to ensure provider-consumer compatibility using Pact or similar tools. Prevents breaking changes with contract specifications and bi-directional verification. Use for "contract testing", "API contracts", "Pact", or "consumer-driven contracts". Use when this capability is needed.

Sep 17
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Cypress Playwright Setup

Sets up end-to-end testing with Cypress or Playwright including page objects, fixtures, and CI integration. Use when users request "E2E testing", "Cypress setup", "Playwright setup", "browser testing", or "integration tests".

Sep 17
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REST To GRAPHQL Migrator

Migrates REST APIs to GraphQL incrementally with schema stitching, REST datasources, and gradual endpoint migration. Use when users request "migrate to GraphQL", "REST to GraphQL", "GraphQL wrapper", or "API modernization". Use when this capability is needed.

Sep 17
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Visual Regression Tester

Implements visual regression testing with screenshot comparison, diff detection, and CI integration using Playwright or Chromatic. Use when users request "visual testing", "screenshot testing", "UI regression", "visual diff", or "Chromatic setup". Use when this capability is needed.

Sep 17
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Nest Backend Service Builder

Scaffold NestJS backend modules, controllers, services, DTOs, REST/GraphQL APIs, WebSocket handlers, validation pipes, guards, interceptors, and Jest integration tests Use when this capability is needed.

Sep 17
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Aj Geddes Useful AI Prompts GRAPHQL Implementation

GraphQL Implementation

Sep 17
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Contentful Integration

Contentful is a headless CMS platform that provides content via APIs. Use when this capability is needed.

Sep 17
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GRAPHQL Best Practices

GraphQL is a query language for APIs that enables clients to ask for Use when this capability is needed.

Sep 17
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Salesforce Integration

Salesforce is a comprehensive CRM platform with powerful APIs. This guide Use when this capability is needed.

Sep 17
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REST API Designer

Design RESTful API endpoints with proper resource modeling, HTTP methods, and URL structure. Use when creating REST APIs, designing endpoints, or structuring API resources. Use when this capability is needed.

Sep 17
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Brendadeeznuts1111 Tier 1380 Omega Google Chat API

Google Chat API

Sep 17
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Chenycl Claude Skills Collection Slack Gif Creator

Slack GIF Creator

Sep 17
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Google Genai Sdk Python

Expert guidance for writing Python code using the official Google GenAI SDK (google-genai) for Gemini API and Vertex AI. Use for text generation, multimodal inputs, reasoning, tools, and media generation. Use when this capability is needed.

Sep 17
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Localkin Audio

Local Speech-to-Text and Text-to-Speech via LocalKin Audio. Transcribe audio files, synthesize speech, manage models, and run real-time voice conversations — all locally, no API keys needed. Use when this capability is needed.

Sep 17
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API Test Generate

Auto-generate comprehensive API tests for REST and GraphQL endpoints with request/response validation Use when this capability is needed.

Sep 17
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Pkce Reviewer

Review test cases for PKCE (Proof Key for Code Exchange) implementation. Covers code_challenge/code_verifier validation, S256 transformation, and all PKCE requirements per OAuth 2.1 Sections 4.1.1, 4.1.3, 7.5.1, 7.5.2. PKCE is MANDATORY in OAuth 2.1. Use when this capability is needed.

Sep 17
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X402 Best Practices

x402 HTTP Payment Protocol for micropayment-enabled APIs. Use when integrating with x402 payment APIs, implementing HTTP 402 payment flows, or consuming paid API endpoints. Triggers on x402, 402 payment, micropayments, or paid API integration tasks. Use when this capability is needed.

Sep 17
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Slack Message Formatter

Convert long text into Slack-optimized format with emojis, bullets, code blocks, and threading suggestions Use when this capability is needed.

Sep 17
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Django Viewset

Apply this skill when building or reviewing Django REST Framework ViewSets. Covers action decorators, queryset optimization with select_related/prefetch_related, permission classes, pagination, and the anti-pattern of putting business logic in views. Triggered by phrases like 'DRF ViewSet', 'ModelViewSet', 'action decorator', or when building API endpoints. Use when this capability is needed.

Sep 17
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QA Testing Android

Android testing with Espresso, UIAutomator, and Compose Testing. Use when building layered test strategy, device matrix, or CI integration. Use when this capability is needed.

Sep 17
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Winbda Claude Skills Collection REST API Design

rest-api-design

Sep 17
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Youtube Video Analysis

Download, transcribe, and analyze YouTube videos using Claude Code's native capabilities. Use when user provides a YouTube URL. Automatically downloads, extracts audio, transcribes with Whisper AI, then Claude Code analyzes directly - no external API key needed! Use when this capability is needed.

Sep 17
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AI Sdk Plugin Patterns

AI SDK plugin patterns - tool configuration, schema validation, API integration. Uses @youdotcom-oss/api utilities. Use when this capability is needed.

Sep 17
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Aj Geddes Useful AI Prompts API Contract Testing

API Contract Testing

Sep 17
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Aj Geddes Useful AI Prompts OAUTH Implementation

OAuth Implementation

Sep 17
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API Design Contracts

API contract-first design using OpenAPI/Swagger for REST and AsyncAPI Use when this capability is needed.

Sep 17
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Helpdesk Integration

Helpdesk system integration connects your application with customer support Use when this capability is needed.

Sep 17
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Patterns API Contracts

This skill MUST be invoked when the user says "design API", "map endpoints", "define schemas", "API contract", "REST API design", or "OpenAPI spec". SHOULD also invoke when user mentions "endpoint", "schema", "contract", or "HTTP". Use when this capability is needed.

Sep 17
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Bitaxe Monitor

Monitor Bitaxe Gamma Bitcoin miner status via HTTP API. Use when the user wants to check the status, hashrate, temperature, power consumption, or statistics of a Bitaxe Gamma miner. Supports BITAXE_IP environment variable for device IP configuration, fetching system info, and formatting output as human-readable text or JSON. Use when this capability is needed.

Sep 17
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Simmer Weather

Trade Polymarket weather markets using NOAA forecasts via Simmer API. Inspired by gopfan2's $2M+ strategy. Use when user wants to trade temperature markets, automate weather bets, check NOAA forecasts, or run gopfan2-style trading. Use when this capability is needed.

Sep 17
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Slack Personal

Read, send, search, and manage Slack messages via the slk CLI. Use when the user asks to check Slack, read channels, send Slack messages, search Slack, check unreads, manage drafts, view saved items, or interact with Slack workspace. Also use for heartbeat Slack checks. Triggers on "check slack", "any slack messages", "send on slack", "slack unreads", "search slack", "slack threads", "draft on slack". Use when this capability is needed.

Sep 17
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Local Testing

Use when testing features with local backend integration - runs codebase E2E tests by default, uses Claude in Chrome only when explicitly requested with --browser flag

Sep 17
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Unit And Snapshot Testing

Set of principles for unit and snapshot testing. Use when adding/fixing unit tests or when working with `Verify` snapshots. Do not load when working with integration or e2e tests. Use when this capability is needed.

Sep 17

Frequently asked questions

What are Integrations & APIs agent skills?

Which Integrations & APIs skills are most installed?

Popular Integrations & APIs skills on SkillMD right now include flutter-testing-apps, background-jobs-designer, code-formatter-installer. Rankings shift as installs change; sort this page by "Most installs" for the live list.

Do Integrations & APIs skills work with Claude Code and Cursor?

Yes. Every skill here ships as a SKILL.md file, an open format that works in Claude Code, Claude.ai, Cursor, Codex, Windsurf, and 60+ other agents. Install one with npx skillmds@latest add <owner>/<name>, or copy the file into your agent's skills directory.