Mediumgauge has updated his PSP Filer to version 0.6. PSP Filer is a simple file browser for PSP. This version has a huge changelog with lots of fixes and additions, check out the translated changes:

2006/02/20

ver0.6 release

- Overall

Eboot icon added.
Eboot title changed from "File Maintenance Tool" to "PSP Filer".
External library described in the readme. This is for those who care about the exploits in libpng.
Abandoned the 10-pixel Naga10 font, now using 12-pixel Touun font
- Filer

Added Japanese language mode in Help (press circle in the help screen of the filer).
Added confirmation when performing file delete/overwrite copy/overwrite paste.
Fixed the bug when you scroll to the last line in a list with the number of files a little more than one screen, the screen will scroll 2 lines down.
File sorting function added. When you press R key upon a file or a folder, the sorting of the list will cycle through "by name (N)" -> "by extension (E)" -> "by size (S)" -> "by date (D)". When sorting, the letter inside () will be display before .
* The sorting setting is not saved, and will be lost when you reload the folder.
- Text viewer

Fixed a bug that prevented displaying binary file correctly in text viewer.
Added color to the ruler.
- Image viewer

Forgot to display the progress when loading a PNG image. Fixed in this version.
Fixed the bug when scrolling an image whose endlong is shorter than sidelong, the file information got messed up.
Zooming function modified. Now from x4 to x1/4.
Added function to zoom in/out an image to the screen size.
- Binary viewer

Ruler added.