didn't google open source their in house solution? Protocol buffers? It's late/early, so I may be misremembering, and I'm on my phone. I wouldn't necessarily

didn't google open source their in house solution? Protocol buffers? It's late/early, so I may be misremembering, and I'm on my phone. I wouldn't necessarily assume OP is choosing JSON over other choices. He may be getting data from an API and need to deal with it, or using a C application to do calculations that he then wants to display online.