API Stack

API Stack Directory

The API Stack Directory is a searchable catalog of 213+ API tools and services organized into 50+ categories. Each listing includes descriptions, features, pricing, screenshots, and external links to help developers evaluate and select the right tools for their API programs.

GitHub

Other Resources

🔗
Categories
https://www.apistack.io/categories/all
🔗
Listings
https://www.apistack.io/all
🔗
APIsJSON
https://raw.githubusercontent.com/api-evangelist/api-stack/refs/heads/main/apis.yml

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7 MCP tools reach this
  • find_apisBrowse and filter every API in the catalog.
  • get_api_artifactsOne API's artifacts, grouped by type.
  • get_openapiThe primary OpenAPI for this API.
  • find_similar_apisAPIs that look like this one.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
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API entry from apis.yml

apis.yml Raw ↑ 
aid: api-stack:api-stack-directory
name: API Stack Directory
description: The API Stack Directory is a searchable catalog of 213+ API tools and services organized
  into 50+ categories. Each listing includes descriptions, features, pricing, screenshots, and external
  links to help developers evaluate and select the right tools for their API programs.
humanURL: https://www.apistack.io/
tags:
- API Directory
- API Discovery
- API Tools
- Developer Tools
properties:
- type: Categories
  url: https://www.apistack.io/categories/all
- type: Listings
  url: https://www.apistack.io/all