[EN]Extending game lifetime. Adding maps / campaigns

Notice this guide is made for people who doesn't know about the ModDB platform or didn't visit it yet.

1. Visit the Alien Swarm modDB page: Alien Swarm ModDB
   You can find maps / campaigns in the 'addons' section, mods at 'mods' section.
   
   
2. Look for any content you want and download it.
   
   
3. Most content consist of an installer or a steam addon installer, but make sure you read the mod/campaign description or files in the search of instructions in other case.
   
   
4. Search for it ingame or in your Steam library. Enjoy it.

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