Guitar Chord API class can be used to search for guitar chords using the Guitar Chord API. It can send an HTTP request to the Guitar chord API Web server to find chord variations based on given data about a chord by specifying the chord name, chord modification, and/or string/fret combination.
JsonRpcPhp is a class that sends HTTP requests to a given JSON RPC server to call a specified function, passing any additional parameters. It can also send multiple JSON RPC requests and return the results of all calls. Another class can process server requests by registering a given object of service class and dispatching requests to be handled by that object.