ghc-aeson

Fast JSON parsing and encoding

A JSON parsing and encoding library optimized for ease of use and high performance. To get started, see the documentation for the 'Data.Aeson' module below. Parsing performance on a late 2013 MacBook Pro (2.6GHz Core i7), running 64-bit GHC 7.10.1, for mostly-English tweets from Twitter's JSON search API: * 6.4 KB payloads, English: 7570 msg/sec (47.6 MB/sec) * 14.6 KB payloads, Japanese: 3261 msg/sec (46.6 MB/sec) Encoding performance on the same machine and data: * 6.4 KB payloads, English: 22738 msg/sec (142.9 MB/sec) * 14.6 KB payloads, Japanese: 15911 msg/sec (227.4 MB/sec) (A note on naming: in Greek mythology, Aeson was the father of Jason.).