The TNG trajectory format is developed by:

Magnus Lundborg <magnus.lundborg@scilifelab.se>
Daniel Spångberg <daniels@mkem.uu.se>
Rossen Apostolov <rossen@kth.se>

The API is implemented mainly by:

Magnus Lundborg
Daniel Spångberg (TNG-MF1 compression)
Anders Gärdenäs (C++ wrapper)