Three days after hitchhikr released PSPTex v1.03, he came up with PSPTex v1.04. PSPTex is a save plugin for GIMP 2.2.x & 2.3.x (The GNU Image Manipulation Program, for X Windows systems. Official site, including download area, documentation, FAQs, and a plugin registry) allowing to create textures for the PlayStation Portable.

It can save raw RGBA (5650, 5551, 4444 or 8888) & indexed (T4, T8) textures (with 5650, 5551, 4444 or 8888 palette modes support) as well as DXTC (DXT1, DXT3, DXT5) compresssed ones, it supports the PSP textures swizzle mode and can generate mipmaps, it also have a color key feature to handle transparency and can convert grayscale pictures into alpha channel only textures.

PSPTex v1.04 new features include:

- Fixed DXT1 compression and DXT3 fetching issues.
- Added an option to save pictures datas and palettes as source codes.