Modular JSON by trees and branches, pointers and patches
From JSON to Core Data and back
Persistent shared object memory and parallelism for Node.js and Python
ZET-JSON is C++ library for json format.
Open-DIS implements the IEEE DIS protocol in multiple languages.
High performance JVM JSON library
Simple viewer app for most Booru Sites, coded in Qt C++
Another C++ based JSON Library (/w Parser/Generator/Navigator)
A JSON parser written in ISO C
Cross-platform JSON parser for C++11 without external dependencies.
A simple data serialization format that emphasizes writability
Simple JSON API for Qt4
Fast customizable time series web database for big data like log files