Official release thread seen here on BI Forums
https://forums.bohemia.net/forums/topic/119935-coslx-an-updated-version-of-the-original-slx-mod/
The thread is from 2011 from when i had originally posted it, but the download
has been updated last year and the mod is on my google drive, it has all patches applied.
See the thread linked for details and information about features ect,.