If you want to program something for YASA please read the full documentation and the whole forum. Next, you should study the examples and then, read papers. Here you can access the developer documentation of the extracted YASA sources shown as class hierarchie.

Here, you can access our CVS daily snapshot.

Select the appropriate archive:

Preferred OS	Package	Homepage of archive
Windows	yasa_current.zip	WinZip
Linux/UNIX	yasa_current.tgz	Tar, GZip

Furthermore you can access all source codes of YASA directly via CVS Web Access.