Packer/unpacker for .pak file format as used in games by 10tons Ltd (Crimsonland 2014, Neon Chrome, Time Recoil, perhaps others).
To unpack a .pak file:
10TonsPakProcessor -unpack someFileToUnpack.pak
To pack the contents of a directory into a .pak file:
10TonsPakProcessor -pack <inputDirectory> newPakFile.pak