The article outlines the top 10 Wiki APIs that enhance the use of internet encyclopedias, particularly Wikipedia, by providing diverse functionalities for accessing, editing, and analyzing data. These APIs serve various purposes, from retrieving and comparing Wikipedia pages to semantic analysis and city data retrieval, offering both free and paid plans. Among the featured APIs, Wikipedia's API enables complex queries and data retrieval, while others like Netbase and Ontology-Based Topic Detection focus on semantic analysis and topic detection. Each API is tailored for specific applications, such as GeoDB Cities for geographical data and WikiHow for extracting instructional content. The article highlights how these tools can be integrated into software applications to leverage Wikipedia's vast resources, thus transforming the way users interact with online encyclopedias.