Free Public APIs

A collection of 311 Free Public APIs for Students and Developers.

Tested every single day.

Nature

APIs that bring the great outdoors into your digital world—no hiking boots required.

📈Enigma Business Data API

The Enigma Business API delivers data on over 30 million U.S. merchants.

It provides detailed business profiles, financial insights, transaction data, and compliance information such as corporate registrations and risk signals.

This API empowers developers to enhance decision-making and integrate comprehensive business data into their applications.

🌱Air Quality API

Pollutants and pollen forecast in 11 km resolution

1 Endpoint

95 API Health

🐦Free Birds API

The Free Birds API offers accessible endpoints to retrieve and manage various bird data ideal for development purposes. It supports multiple features including searching, sorting, and limiting results, making it a versatile tool for testing and integration in applications.

2 Endpoints

95 API Health

🌇Sunset Times API

Provides sunset and sunrise times for a given latitude and longitude using a simple REST API

2 Endpoints

90 API Health

🌞Free UV Index API

Provides real-time UV Index and 5 day Hourly UV Index Forecast globally without API Key. Single endpoint for current UV Index and forecast based on latitude/longitude.

1 Endpoint

89 API Health

🚀speedscale.com

Speedscale is a cloud-based API testing and observability platform designed to help developers and DevOps teams automate the process of testing and validating their APIs.

💧Water Quality Archive

The Water Quality Archive provides comprehensive data on water quality measurements from various sampling points across England including coastal, river, lake, and groundwater sources. It supports compliance assessment, pollution investigation, and environmental monitoring with data available dating back to 2000.

1 Endpoint

80 API Health

🚀NASA Open APIs

The NASA Open APIs provide developers with easy access to a wide range of NASA data, including imagery and scientific information. These APIs are designed to enhance the usability of NASA's dataset for developers, educators, and researchers.

2 Endpoints

79 API Health

🛰️ISS Current Location

Provides the current location of the International Space Station including latitude, longitude, and timestamp. Offers both JSON and JSONP formats for easy access. Users are advised to poll the API no more than once every 5 seconds.

1 Endpoint

77 API Health

🌊Red Tide Information

This API provides updated information on red tides sighted in Hong Kong waters, including species and location. It facilitates access to datasets for both commercial and non-commercial use, ensuring transparency and availability of essential environmental data.

3 Endpoints

56 API Health

🌤️Weather API

A RESTful API to check the current weather by providing city names as parameters. It offers functionalities to get temperature, wind speed, and a weather description in a simple JSON format.

2 Endpoints

41 API Health