Tested on PS3 firmware v3.55, but should work for any firmware, that can run homebrew packages.
1.1 - stability, performance, and bugfix
1.2 - passive mode bugfix and other stuff
1.3 - REALLY BIG AND AWESOME UPDATE
1.4 - The finale
1.5 - Encore
2.0 - fresh start
----- as of version 2.0, OpenPS3FTP is located under Network.
2.1 - minor improvements
2.1.1 - more improvements and major fix
2.2 - rewrite for psl1ght v2 + fixes
----- as of version 2.2, any password is accepted by default.