Hello,
Welcome to Steam Workshop of Zombie Panic! Source! Feel free to subscribe and favorite any item of your interest. If you want to publish a new item, you'll need to install our Zombie Panic! Source Mod Tools, available for free on your Steam Library>Tools.

Check one of our tutorials on how to upload your first item. Remember to respect the Terms of Services of the Steam Workshop.

Game Developers will take the liberty to flag your submission as incompatible and/or remove it with or without a warning if one of the rules is broken. You may not abuse breaking the rules of the Workshop unless you want to be banned from Workshop submissions and/or game banned.

If you don't want your submission marked as incompatible or banned, please make sure you follow our Terms of Services when uploading an item to the Zombie Panic! Source Workshop here.[zombiepanicsource.com]

You can also use our own SDK to start creating new levels! See more here:
http://gtm.you1.cn/sharedfiles/filedetails/?id=1227410989
Best,
Tabajara