OpenWeatherMap API

OpenWeatherMap API provides current weather data, forecasts, and historical weather data for any location in the world. It includes information such as temperature, humidity, wind speed, and weather conditions.

REST Countries API

REST Countries API provides information about countries such as name, capital, population, area, languages spoken, currencies used, and more. It offers endpoints to retrieve information about specific countries, as well as lists of countries based on various criteria.

CoinGecko API

CoinGecko API provides cryptocurrency data including market data, historical price charts, trading volume, developer activity, community statistics, and more for over 6000 cryptocurrencies. It offers endpoints to retrieve information about individual cryptocurrencies, global market data, and more.

Summary of Public APIs

Public APIs, or Application Programming Interfaces, are interfaces provided by organizations or platforms that allow developers to access and interact with their data or services. These APIs typically offer standardized endpoints through which developers can make requests and receive responses in a specified format, such as JSON or XML. Public APIs enable developers to integrate external functionality or data into their own applications, expanding their capabilities and enhancing user experiences.