The CAL_GUI.exe file you have requested: Tools and Utilities / Miscellaneous / CAL GUI - 1.24mb is not available. Perhaps try browsing all files for the game Counter-Strike: Source and upload any files you want to share or are missing. This is the only information we could locate:
This is the original cal GUI. It has the original green HUD and not the updated gray/white HUD. This is no longer available on the cal site.Version 1.0 The Original CAL_GUI with Green HUD.