Force Command - a command line OS in progress by Jedimatt42 for the TI-99/4A.   You can informally call it Jedimatt42's DOS, or Matt's DOS. However its name is 'Force Command'     ver 2.6 - August 19, 2023 - forcecmd_2.6.zip   Update TIPIMAP command to support CS1 mapping and DSK5-9 mapping control   ver 2.5 - July 31, 2022 - forcecmd_2.5.zip oops, I had a regression in the DISKIMAGE executable, here is a new one: DISKIMAGE   Extend API to include fc_dsr_s