JSON-lib is a Java-to-JSON binding API that serializes and deserializes JSON data to and from Java data structures. It also includes some support for translations between XML and JSON.
JSON-lib is a Java-to-JSON binding API, hosted at http://json-lib.sourceforge.net, designed for easy and customizable deserialization and serialization of JSON data to and from Java data structures. It also includes some support for translations between XML and JSON.
Alternatives
Alternative Java-to-JSON binding solutions with similar APIs include Jackson, Google Gson, and svenson. Yet more are listed at json.org.
Pros and cons of the different APIs are discussed in the https://stackoverflow.com/questions/338586/a-better-java-json-library post.
Performance
The latest performance benchmarks for these and other JSON serialization and deserialization solutions are available at https://github.com/eishay/jvm-serializers/wiki.
