Authoring Tools/SDK (Alien Swarm)

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The Alien Swarm Authoring Tools, also known as an SDK, is a set of software utilities that allow you to create your own missions, weapons, aliens and other gameplay elements. They include versions of Source SDK tools that have been updated to work with the Alien Swarm version of the Source Engine.

Contents

Availability

The Alien Swarm Authoring Tools are freely available on Steam to all owners of the PC version of Alien Swarm.

Downloading and installation

AlienSwarm SDK install.png

To install the Alien Swarm Authoring Tools, either click here or:

  1. Restart Steam if it's currently running.
  2. Open the Steam window.
  3. Click on the LIBRARY tab and then the TOOLS tab.
  4. Double-click on the Alien Swarm - SDK entry.
  5. The Alien Swarm SDK and Authoring Tools will download to your computer via Steam.
  6. Once it has been fully installed, you will be able to launch it in the same way you installed it (from the Tools tab).

If you haven't installed it previously, you will need to install the Source SDK entry. You can install it the same way.

You can also create a desktop shortcut by right-clicking on the Alien Swarm Authoring Tools entry and clicking Create desktop shortcut from the context menu.

Note:For the Authoring Tools to function correctly, it is important that your installation of Alien Swarm is fully up-to-date. You can make sure of this by running the game before launching the Alien Swarm Authoring Tools. Simply launching the game then quitting after you get to the main menu is sufficient.

What's included?

The package includes:

  • Updated Hammer, the Source level editor
  • Suite of command line compiling utilities, such as studiomdl and map compiling tools
  • Updated Particle editor
  • Updated Faceposer
  • Example campaign
  • Tutorial maps
  • C++ source code to the Alien Swarm client and server dlls.

Where do I go from here?

Bugs and issues

See also

Personal tools
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