HDD OSD users can use OPL with OPL Launcher.
OPL is developed continuously – anyone can contribute improvements to the project due to its open-source nature.” Changelog: It’s now the most compatible homebrew loader. USB devices and SMB shares support USBExtreme and \*.ISO formats while PS2 HDD supports HDLoader format. It supports three categories of devices: USB mass storage devices, SMB shares and the PlayStation 2 HDD unit. “Open PS2 Loader (OPL) is a 100% Open source game and application loader for the PS2 and PS3 units. Here, lemme show you (there’s some big improvements for internal HDD users)!
Well now’s the time to get updated, cause there’s a whole new OPL. OR…or…maybe you download the nightly releases, but know how unstable they could be. Haven’t cracked out your trusty PS2 in a while? Heck, maybe you had the release of the stable 1.0.0 release of the Open PS2 Loader months and months and months ago.