The first of four patents to eventually be assigned to Datalight, "Method and apparatus for allocating storage in a flash memory",[12] was awarded in 1999, followed up with an additional FlashFX-related patent, "Method and system for managing bad areas in flash memory",[13] in 2001.

In 2009, Datalight released FlashFX Tera to support the growing size and complexity of NAND flash arrays.

In 2013, another file system related patent, "Method and Apparatus for Fault-tolerant Memory Management"[15] was issued.

In June 2019, the Finnish storage software and networking technology company Tuxera signed an agreement to acquire Datalight.

[16] First released in 2003, Reliance is an embedded file system[17] designed for applications with high reliability requirements.

The drivers are bundled with tools to format media and a utility to check file system integrity.

Versions: Products using FlashFX include Arcom's PC/104 computer,[30] Curtis-Wright's Continuum Software Architecture,[31] Teltronic's HTT-500 handset,[32] and MCSI's PROMDISK disk emulator.

[42] System requirements:[43][44] Some devices which use or used ROM-DOS are the Canon PowerShot Pro70,[38] Advantech's ADAM-4500,[45] the Percon Falcon 325,[46] several early PDAs (Tandy Zoomer, IBM Simon, HP OmniGo 100/120, Nokia 9000/9000i/9110/9110i), Casio Algebra FX Series graphing calculators, MCSI's PROMDISK,[33] and Arcom's PC/104 computer.