he Open Library Books API provides a programmatic client-side method for querying information of books using Javascript.
This API is inspired by the Google Books Dynamic links API and is compatible with it. You can also pass people to an Open Library edition page by using a URL like this: http://openlibrary.org/isbn/123.
A free and open-source cross-platform document-oriented database program. Classified as a NoSQL database program, MongoDB uses JSON-like documents with schemas.
Like XML, blockchains are kinda fundamentally misguided; they don't solve a problem that is actually important. XML solved syntax, which turned out not to be the problem. Blockchains [purport to] solve centralization, which will turn out not to be the problem.