Backend & APIs · OpenAPI · For developers

Turns an API description, such as an OpenAPI file or a Postman collection, into a connector plugin for ToolJet's marketplace and checks it with the repo's validator.

ToolJet/ToolJet

Find, evaluate, and download common purchasable CAD parts from step.parts, including named off-the-shelf actuators, servos, motors, electronics boards, connectors, screws, bolts, nuts, washers…

earthtojake/text-to-cad

Designs REST and GraphQL APIs from resource modeling to an OpenAPI 3.1 contract, with versioning, pagination and RFC 7807 error handling.

Jeffallan/claude-skills

Turns an OpenAPI or Swagger spec into an MCP server with the mcp-use TypeScript SDK, mapping each operation to a tool, wiring auth, testing and deploying.

mcp-use/mcp-use

A skill your agent uses when the user mentions Yaak, a Yaak workspace, or the yaak command, or asks to call, hit, or smoke test HTTP/REST endpoints, save or organize API requests for reuse or manual…

mountain-loop/yaak

Use whenever asked to add, create, or scaffold a CRUD endpoint, router, or entity in this repo's server (create/list/get/update/delete handlers, new…

fosrl/pangolin

Reviews or designs an HTTP/JSON API's endpoints, auth, pagination, versioning and deprecations, guarding against inventing a bespoke interface or silently breaking consumers.

AmazingAng/old-coder

Answers questions about website traffic, monitors, surveys, events and billing from a Tianji instance using read-only GET calls checked against its live OpenAPI document.

msgbyte/tianji

Zod schema validation best practices for type safety, parsing, and error handling.

jasonjgardner/blockbench-mcp-plugin

Review AnimeGarden animation resource-to-Bangumi Subject bindings for a specified time range, identify missing or incorrect bindings, and report evidence-backed Subject search improvements.

yjl9903/AnimeGarden

Defines the typia product contract, workspace layout, package boundaries, and canonical commands.

samchon/typia

Designs REST and GraphQL APIs including endpoints, error handling, versioning, and documentation.

CloudAI-X/claude-workflow-v2

Minimal starter runbook for cloud agents to install dependencies, run packages, execute tests, and troubleshoot the Scalar monorepo quickly.

scalar/scalar

Call any REST API dynamically. An agent skill from NVIDIA/SkillEvaluator.

NVIDIA/SkillEvaluator

Build a composable CLI for Codex from API docs, an OpenAPI spec, existing curl examples, an SDK, a web app, an admin tool, or a local script.

huangruiteng/CS-Notes

A skill your agent uses whenever a plugin under plugins/<name is updated/pushed, or whenever asked to write a changelog/release for the app or a plugin.

VoidenHQ/voiden

Design, implement, and verify behavior changes in App-Store-Connect-CLI.

rorkai/App-Store-Connect-CLI

A skill your agent uses when debugging OpenAPI (OAS) issues for a specific API area in Kibana by scoping validation output with one or more --path filters, then separating structural invalid-OAS…

elastic/kibana

NestJS backend development patterns for the RedisInsight API: module structure, services, controllers, DTOs, dependency injection, and error handling.

redis/RedisInsight

Build, customize, and troubleshoot OpenAPI mock servers with @scalar/mock-server, including x-handler, x-seed, authentication, and Docker.

scalar/scalar

Generate API documentation from code. An agent skill from huangjia2019/claude-code-engineering.

huangjia2019/claude-code-engineering

Operates Tianji Workers: create, test, deploy, invoke, schedule, pause and roll back them, plus manage their environment variables and shared modules.

msgbyte/tianji

Component tests for Supabase Studio that mock API requests at the network layer with MSW.

supabase/supabase

CloudBase official HTTP API client guide. An agent skill from TencentCloudBase/CloudBase-AI-Toolkit.

TencentCloudBase/CloudBase-AI-Toolkit

Generate a working CLI from any API, then wrap it in a Claude Code skill.

alexknowshtml/api2cli

Defines the nestia product contract, workspace layout, package boundaries, the Go plugin composition model, and canonical commands.

samchon/nestia

Maven build expertise for this multi-module Java project. An agent skill from skjolber/3d-bin-container-packing.

skjolber/3d-bin-container-packing

Use consistent OpenAPI terminology and definitions when writing documentation, educational material, and tooling guidance.

scalar/scalar

Generate API endpoint code and documentation from specifications.

huangjia2019/claude-code-engineering

Raccoon (小浣熊) PPT generation skill powered by the PPT OpenAPI.

SenseTime-Copilot/raccoon-ppt-skill

Generates a Datadog Terraform provider data source from an OpenAPI operation with tfgen and opens a review-ready GitHub PR with a risk scan and testing guide.

DataDog/terraform-provider-datadog

Review changes to Polar's API contract — Pydantic schemas, FastAPI endpoints, OpenAPI output and the generated SDKs.

polarsource/polar

A skill your agent uses when: generating TypeScript API layer (type definitions + request functions) from page-spec JSON or Swagger/OpenAPI docs.

ChenyCHENYU/Robot_Admin

通过 IMA OpenAPI 处理知识库任务。支持知识库内容搜索、命中详情查看、条目浏览、列出知识库、上传文件、导入网页。用户提到知识库、资料库、上传到知识库、导入网页、搜知识库时使用。

countbot-ai/CountBot

Up-to-date Microsoft Graph API knowledge for AI agents. An agent skill from merill/msgraph.

merill/msgraph

The contract every new or modified API endpoint must follow so it is correct for the public OpenAPI spec, the MCP server (npm @trycompai/mcp-server), the ValidationPipe, and the docs.

trycompai/comp

Anime Garden is an anime torrent resources aggregation platform for 動漫花園, 蜜柑计划, 萌番组, and ANi.

yjl9903/AnimeGarden

Diagrams and checkable docs from a codebase. An agent skill from Raja0sama/vibex.

Raja0sama/vibex

Skill for writing and updating scalar.config.json — Scalar Docs configuration reference for users and LLMs.

scalar/scalar

Guide for building web applications with the Kui framework. An agent skill from abersheeran/kui.

abersheeran/kui

A skill your agent uses when managing Alibaba Cloud Simple Application Server (SWAS OpenAPI 2020-06-01) resources end-to-end, including querying instances, starting/stopping/rebooting, executing…

cinience/alicloud-skills

A skill your agent uses when adding or changing Archestra backend routes, models, services, API request/response schemas, endpoint permissions, or OpenAPI/codegen for the generated API client.

archestra-ai/archestra

Load the repository's AutomationBench OpenAPI catalogue and run evaluations against the local simulator.

bionic-gpt/bionic-gpt

Scans any project codebase for new/changed modules, endpoints, middleware, infrastructure, Docker topologies, SQL queries, or permissions and updates docs/architecture/architecture.json.

ahmedemad3/arch-wiki

API versioning strategies for ASP.NET Core. An agent skill from codewithmukesh/dotnet-claude-kit.

codewithmukesh/dotnet-claude-kit

Land a PR that requires a coordinated ts-mono submodule change.

UKGovernmentBEIS/inspect_ai

A skill your agent uses when contributing to InsForge's product documentation in this repository.

InsForge/InsForge

Comprehensive C and .NET development skill for TSP projects.

querylenshq/ef-querylens