HT is a file editor/viewer/analyzer for executables. The goal is to combine the low-level functionality of a debugger and the usability of IDEs. We plan to implement all (hex-)editing features and support of the most important file formats.
AlphaBase is a very powerful Bash which may help you to debug your PSP and provides you useful instruments like: Macro System, Commands Creator, LUA Parser with some advantages on complex math calculator. It has all the functionalities of a normal shell, but it was especially coded for anyone who wants to write a PSP LUA Program so could be named apparently as another LUA IDE even if it isn't really. By its being multi-environment and multi-user, it privileges security: there is a very...
WinXP, Vista, Win7, linux, OpenSolaris native port of the BSD PSPSDK (ps2dev.org), with freely distributable import libraries and header files (DevPaks) for building cross compiled homebrew Sony PSP (PlayStation Portable) applications.