Blood Tracks is a fully supported 3 map campaign for Left 4 Dead 2. It includes coop, versus, survival, and scavenge. Version 2.0 is now released. Changes include level balancing, a new event, improved lighting, more custom assets, bug fixes, and more.

Post tutorial RSS Tutorials
Installing the VPK

Installing the VPK

Client Side Coding Tutorial

The tutorial is given by Valve on how to install custom VPK campaigns.