I found this in an old file of mine. I have no clue who did this but it has come in handy for me and works wonderfully !
UO Architect v2.6.8 mod Kons
This tool supports SA client, new SA items and so on.
Made exclusively for
"KR Italia/Requiem" Shards
Project site: http://code.google.com/p/kprojects/wiki/UOArchitect