A collective list of free APIs. Contribute to public-apis/public-apis development by creating an account on GitHub.

February 13, 2025 - SWAPI (Star Wars API) is a public API that provides information about the Star Wars universe.

August 27, 2025 - A public API is a mechanism that lets developers easily integrate third-party services into their application. Learn how to find one and use it.

March 2, 2023 - A public API, also known as an external API, is a type of application programming interface that allows developers to access specific features and data of a software application or service.

July 19, 2023 - The REST Countries API is a fantastic resource for developers.

A collection of public APIs for developers, categorized and crowdsourced. Animals, books, cryptocurrencies, development, music, weather and much more.

Free APIs are APIs exposed to the public at no cost. Developers can use them for whatever projects they like without having to pay a fee.

Open Data. Public API and 22 alternatives to building better Open Data products in 2025

March 17, 2024 - Discover the free public APIs curated for developers. Explore resources across various industries, from social media APIs to NASA APIs.

July 28, 2025 - Discover 10 powerful public APIs including Google Maps, Stripe, YouTube, and OpenAI. Build amazing web applications and boost your developer portfolio today!

August 28, 2025 - It’s a simple, categorized list of public APIs, everything from weather data to jokes, images, and more.

The Segment Public API helps you manage your Segment workspaces and its resources. You can use the API to perform CRUD (create, read, update, and delete) operations at no extra charge. This includes working with resources such as Sources, Destinations, Warehouses, Tracking Plans, and the Segment Destinations and Sources Catalogs.

January 25, 2022 - 9 Free Public APIs and Databases You Should Try All that interesting information just sitting there waiting for your next project Who doesn’t love free stuff? Free data is even better. Sitting on …

public-apis has one repository available. Follow their code on GitHub.

SnapLogic Public APIs provide programmatic management for your environment and project assets.

This API reference describes the RESTful, streaming, and realtime APIs you can use to interact with the OpenAI platform. REST APIs are usable via HTTP in any environment that supports HTTP requests.

February 2, 2026 - Accelerate API development with Postman's all-in-one platform. Streamline collaboration and simplify the API lifecycle for faster, better results. Learn more.

An open-source collection of free APIs for web developers.

All of the information presented via the API is intended to be open data, free to use for any purpose. As a public service of the United States Government, we do not charge any fees for the usage of this service, although there are reasonable rate limits in place to prevent abuse and help ensure ...

An open API (often referred to as a public API) is a publicly available application programming interface that provides developers with programmatic access to a proprietary software application or web service.