Following are the various magnetic tape cartridges and cassettes that have been on the market. Today, LTO is the major thriving format. See bit rot
An LTO Cartridge
Old Tape Formats
Linear Tape Open (LTO) is the only tape drive technology that continues to be manufactured. See LTO
The following tape drives are no longer manufactured, although media may still be found. In order to read these tapes, the appropriate tape drive must be available, and drivers for such hardware may not work in current operating systems.