A Left 4 Dead 2 Add-On Manager
Official steam group for the Left 4 Dead 2 Add-On Installer.
Now includes L4D1 and L4D2 Support + Runs on Mac OSX using Mono Framework
Any Add-On authors intrested in having their add-on distributed via the app please contact via steam
Any support required for the app (bug reports, problems, etc...) should be directed to the support forum @ team sao: