Half Byte Loader SVN r90 is released. Half Byte Loader is a project to build an easy to port user-mode homebrew loader for game exploits.

How to install and use Half Byte Loader:
1. Install the Patapon 2 Demo
2. Connect PSP with USB
3. Copy the “hbl” directory and the “h.bin” file to ms0: (copy them to the root)
4. Copy UCUS98732_DATA02 (Patapon 2 SAVEDATA) to ms0:/PSP/SAVEDATA
5. Copy your homebrew to ms0:/PSP/GAME
6. Load the demo, load the hacked save, load your homebrew.

Half Byte Loader SVN Changelog:
r89
- Function to find the library exports of a loaded module by name (the real deal
this time xD) (modmgr.c)
- Added more utility loading code (EXPERIMENTAL) (resolve.c, modmgr.c)
--> Network still not available :( Any further testing/feedback is appreciated
- Added a couple of functions that search for string and 32-bit value on memory
(lib.c)
- Moved hook switches to hook.h
- Added switchable hook for sceUtilityLoadModule (hook.c)
- Added displaying real homebrew name (by MrShawman)
r90
Erwan
- Quick fix for 2 bugs introduced in revision 89.

Download: Half Byte Loader SVN r90
Source:Here