Application Programming Interfaces, the acronym APIs, are used in web applications for various purposes. The facilities of APIs in the modern edge are:
Connect Applications:
APIs act as a bridge among different software applications, allowing them to communicate and exchange data.
Enable Interactions:
APIs allow business applications to interact with external services, databases, and other systems.
Support HTTP/s Protocol:
Web APIs support HTTP/s protocol and URL request headers, which enable services to reach various clients through the web.
Provide Flexibility:
Web APIs provide flexibility to any style of communication.
Integrate with third-party Services:
A web API can allow a web server to interact with third-party services.
Create Simple Development Process:
APIs make the development process Simple for both the web application firm and others.
There are some free APIs, that help us to guide about APIs for many purposes such as:
- How APIs work, what structure it is, and authentication & authorization of API.
- How we can send the Error Message if any call is invalid OR doesn't meet the required parameters, and get know HTTP status code.
- How many calls we can send to an API endpoint per hour in a day - The technical word is Rate Limit.
- How we can exchange the high-scale data - Pagination, Cache, and so on.
- How we can write up better documentation that guides the client to use it.
Feel free to check it out - https://dev.to/hanzla-baig/100-free-apis-for-developers-in-2024-1jfi
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