Doors CS is now at v4.7 delta: most of the features of the final version have been implemented in some way, and most are stable. The major changes from v4.6.0 delta are as follow: Shell Expansion (SE) support Doors CS ALE (Appended Library Extension) support Debugged Doors CS ASM program running Program locking/unlocking There are still several things that need to be fixed/added: Scrolling up the desktop (down works) Decision whether to add Venus support (might add ~150 bytes to size) Some program instability when prgmADCS is in lower RAM than the program being run Quest II and Graph 3D v4.0