Yes, downlaod the s25edit here ---> http://www.rfmonline.de/rttr/spike/s25edit.zip <---
Extract the 2 files into a new folder and copy-paste the following folders into it from your S2 archive:DATA , GFX & WORLDS
Then to load maps drag your maps into the WORLDS folder and load em up via the edit.
still I need some more time to update and fix the cross compilers - but the apple compiler is now nearly working (yeah!) the next one will be the windows compiler. the linux compiler is the least problematic part and will be done last