...You can easily run your own. PeerJS simplifies peer-to-peer data, video, and audio calls. Add the PeerJS client library to your webpage. The Peer object is where we create and receive connections. PeerJS uses PeerServer for session metadata and candidate signaling. Every Peer object is assigned a random, unique ID when it's created.
...ObjectMapper supports dot notation within keys for easy mapping of nested objects. ObjectMapper also supports custom transforms that convert values during the mapping process. To use a transform, simply create a tuple with map["field_name"] and the transform of your choice on the right side of the <- operator.
JSON data manipulation library, built for simplicity.
Create JSON object from common data types (array, list and dictionary). Parser is based on regular expressions and can handle nested structures. Access data using implicit typecast.
Tutorial with all examples included. For details visit Wiki section.
New in v2.0.0: Added serialization and deserialization methods!!!