Free APIs play an important role in enabling developers to create cutting-edge and feature-packed applications without breaking the bank. By tapping into a huge array of functionalities and information, developers can improve the value they provide to end-users.
FREE Public APIs:

News API: Stay up-to-date with the latest news from around the world. This API provides access to a wealth of news articles and headlines, perfect for integrating into your apps or websites.

Music API: Bring the power of music to your projects with this API, offering access to music libraries, artist information, and more. Whether you're building a music app or just want to incorporate music data, this API has you covered!

Weather API: Access real-time weather data for any location on Earth. Perfect for creating weather apps, widgets, and more!
For more list, checkout this blog- https://newsdata.io/blog/free-apis/

As the need for connected and data-centric applications continues to increase, free APIs are a driving force for creativity and innovation in the software development world. Whether you’re an experienced developer or a novice, there’s a world of free APIs waiting to help you create impactful and interesting applications.