D.eSystem 6.1.4 is the firts version of D.eSystem which can read FAT32 text files. D.eSystem 6.1.4 also got a few bugfixes. (D.eSystem is runing on real hardware on the thumbnail)
Find D.eSystem 6.1.4 here: https://github.com/D-electronics-scratch/all_D.eSystem_versions/releases/tag/v.6.1.4


Why is it there only for testing?
Because its in development