We used to use. We first micro-benchmarked all those and we found that Tencent/rapidjson was more than 100% faster than nlohmann/json :)
Our primary use is to parse http://cocodataset.org/ metadata files and RapidJson is 100% faster.
Our primary use is to parse http://cocodataset.org/ metadata files and RapidJson is 100% faster.
So, twice as fast - it parses the dataset in half the time?