Plushy DLC
Introducing the Aperture Science Hydrophobic Rigid-Body Storage Pillow Cube.

Soundtrack Release
We're excited to release our full original Soundtrack! Including 49 tracks composed by Jared Poolaw and Ella Ayar, mixed for a linear listening experience.
Authoring Tools
Finally! The long awaited authoring tools!

- Improved Hammer map editor
- Model Viewer
- Faceposer
- Caption Compiler
- In-game Particle Editor (-tools mode)
- In-game Commentary Editor (-tools mode)
- In-game Material Editor (-tools mode)
- Portal: Revolution Campaign map sources
- Portal: Revolution instance sources
- Other command-line tools