Jun 9, 2025 · Whether you’re testing your API connector, experimenting with frontend integrations, or building a side project, having access to free and open APIs can save you time and headaches. …

Real REST API which is ready to handle your HTTP requests 24/7 for free. Can be used for your demo projects, testing, learning or even educating someone else. This REST API supports main HTTP …

Jul 1, 2025 · Luckily, there are also APIs with zero requirements. Such APIs are perfect for beginners and web developers looking to access sample data sets for their apps without restriction. Here are a …

This API currently provides forecasting for time series data that you can test below. You can use it to forecast energy consumption, temperature, or any other time series data which has some …

FreePublicAPIs now has a free public API! The Free Public APIs API provides up-to-date information on every free public API listed on freepublicapis.com. Perfect for developers, students and hobbyists. It …

Sep 11, 2025 · While most APIs require access via API keys (which are similar to passwords), or have complex methods of authentication, there are also quite a few APIs with no requirements at all. This …

Free Public APIs that require no authentication. Access weather, news, finance, AI, and utility APIs instantly.

These APIs are open to the public and are free to use (or have a freemium model). This is the perfect place for developers to browse APIs for testing. You'll find tons of great APIs to provide the data …

Nov 9, 2025 · Discover the top 12 free sample API to test your application. A curated list of public & fake APIs for developers, QA, and DevOps.

Jun 11, 2025 · So, I spent some time digging around and testing different public APIs in 2025. Whether you’re building side projects, prototypes, or just experimenting, these 10 free APIs seriously stood …