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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coin1860 Skill BrowserControl browser via browser-harness for E2E testing. Thin wrapper — reads upstream skill for full API reference.
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sofia8844 Skill Backend DevBuild and maintain backend services with FastAPI, Pydantic, async endpoints, and PostgreSQL-style data access. Use when Codex needs to create, modify, or review backend API code, routing, validation, service logic, models, or database integration in the backend scope.
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mergisi Skill Weekly Mrr DigestPull Stripe + Mixpanel + GA4 once a week, compute MRR / churn / ARPU / activation, send a digest to Slack with anomalies flagged.
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boonyaritpornuan Bundle Mcc Tts GeneratorGenerate high-quality Thai speech using the MCC TTS API (Microsoft Niwat/Premwadee). Use this skill to convert large text files into consolidated MP3 audiobooks with automatic chunking and merging.
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shubhashjha Skill GRAPHQL Dotnet---
- shubhashjha Skill Auth0 Web
Basic skill for Auth0 integration, hosted authentication flows, and secure web application access control. Use when Codex needs a basic starting point for this web development area.
- shubhashjha Skill Fetch API
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- shubhashjha Skill OAUTH Web
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konan-abhi Skill Glance Store ScaffoldScaffold and validate a new glance_store backend plugin design with entry-point wiring, capability flags, and test planning. Use when user asks to create a store backend skeleton, add a new glance_store driver, or design multi-store compatible backend integration.
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zllovesuki Skill Local Dev TestingDevelop and test Cloudflare Workers locally with wrangler dev, Miniflare-compatible bindings, fixtures, integration tests, remote validation, and CI checks. Use when building local development workflows for Workers, D1, Durable Objects, KV, R2, Queues, or Workflows.
- shubhashjha Skill GRAPHQL Web
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- shubhashjha Skill Minimal API
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- shubhashjha Skill Firebase Web
Basic skill for Firebase integration, web app services, authentication, and hosted backend capabilities. Use when Codex needs a basic starting point for this web development area.
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xanticious Bundle TddTest-driven development with red-green-refactor loop. Use when user wants to build features or fix bugs using TDD, mentions 'red-green-refactor', wants integration tests, or asks for test-first development.
- xanticious Skill Design An Interface
Generate multiple radically different interface designs for a module using sub-agents. Use when user wants to design an API, explore interface options, compare module shapes, or mentions 'design it twice'.
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darshan-yadav Bundle SdetUse when the user needs automated test strategy or test code — unit, integration, API, UI, contract, performance, or chaos — plus CI wiring and flake reduction. Prefer this over `qa` for automation and over `dev` when test-system design is the main job.
- darshan-yadav Bundle Architect
Use when the user needs a technical design for a system, service, integration, or major change — NFRs, options, trade-offs, interfaces, data flow, rollout, and ADRs. Prefer this over `dev` or `devops` when the main question is design, not implementation.
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sudotsu Bundle QA TestingSpecialized in software quality assurance and automated testing. Use when writing unit tests, integration tests, E2E tests, or establishing testing strategies to ensure robust code.
- sudotsu Bundle Backend Expert
Specialized in API design, database modeling, and server-side architecture. Use when building REST/GraphQL endpoints, optimizing database queries, implementing authentication, or designing microservices.
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theaisingularity Bundle Anomaly DetectionDaily database anomaly detection — runs metric queries against Postgres, flags deviations > 2σ from the 7-day baseline, and sends a summary to Slack or Telegram
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santosomar Skill Pt Fuzzing Web APIPerforms authorized fuzzing of web applications and APIs to discover input validation failures, parser bugs, and stability issues. Use when testing HTTP endpoints, request parameters, payload handling, and error behavior under malformed or unexpected inputs.
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wimblerobotics Skill Imu Integration<!--
- wimblerobotics Skill Groot2 Integration
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heldinhow Bundle Nestjs APIBuild scalable Node.js APIs using NestJS framework with TypeScript.
- heldinhow Skill Drizzle Orm
Use when working with Drizzle ORM for TypeScript database access. Covers schema definition, migrations, queries, relations, and integration with PostgreSQL, MySQL, SQLite, and edge runtimes.
- heldinhow Bundle GRAPHQL API
Design and implement GraphQL APIs with proper schema design, resolvers, and best practices.
- heldinhow Bundle Fastify REST
Build high-performance REST APIs using Fastify framework for Node.js.
- wimblerobotics Skill Yolo Ros2 Integration
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- heldinhow Bundle Rate Limiting
Implement API rate limiting to control request frequency and prevent abuse.
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bojak83318 Bundle Kasm ManagerManage, troubleshoot, and develop for Kasm Workspaces. Use for restarting services, checking container health, using the Kasm Public API, or building custom images.
- heldinhow Skill Openapi Swagger
Use when documenting REST APIs with OpenAPI 3.x spec, generating Swagger UI, creating typed API clients, or setting up API docs in Node.js/Hono/Fastify/Express projects.
- heldinhow Skill Stripe Payments
Use when integrating Stripe payments, subscriptions, webhooks, or billing into web applications. Covers Checkout, Payment Intents, subscriptions, customer portal, and webhook handling.
- heldinhow Bundle Webhook Handler
Implement webhook handlers for processing incoming events from external services.
- heldinhow Bundle Go API
Build scalable REST APIs with Go. Perfect for high-performance backends.
- heldinhow Skill Hono API
Use when building APIs with Hono framework on Bun, Deno, Node.js, Cloudflare Workers, or Vercel Edge. Covers routing, middleware, validation with Zod, RPC client, and deployment patterns.
- heldinhow Bundle Github Actions CI
Set up continuous integration workflows using GitHub Actions.
Frequently asked questions
What are Integrations & APIs agent skills?
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.
Which Integrations & APIs skills are most installed?
Popular Integrations & APIs skills on SkillMD right now include browser, backend-dev, weekly-mrr-digest. 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.