Steam API — Public APIs

Valve provides these APIs so website developers can use data from Steam in new and interesting ways. They allow developers to query Steam for information that they can present on their own sites. At the moment the only APIs we offer provide item data for Team Fortress 2, but this list will grow over time.

Explore 10 Free, Public GraphQL APIs

1. The API Economy - APIs for Modern Commerce [Book]

Welcome To The API Universe

Steam Web API How-To-Guide

Top 95 Games & Comics APIs For Developers - Public APIs

Free API - Huge List of Public APIs For Testing [No Key] - Apipheny

7 Alternatives to REST APIs

Steam (service) - Wikipedia

How To Build A Secure Open Source API Program

DMarket API for Automated Trading, DMarket

Data APIs: How to make the most of 'public' realtime data sources •

The Difference Between API-First and API-as-a-Product, Nordic APIs