v1.8

• Added support for RimWorld 1.6

v1.7

• Added support for RimWorld 1.5

v1.6

• Compiled for Rimworld 1.4

v1.5

• Added RimWorld 1.3 support

v1.4

• Added support for RimWorld 1.2
• Removed support for RimWorld 1.0

v1.3

• Added 1.1 support

v1.2

- Updated for 1.0

v1.1

- Fixed overhead mountain check only applying to 3 sides
- Fixed null reference when collapsing at map's edge

v1.0

Pick one of the Collapser-v1.0 files above that corresponds to your RimWorld version.

For RimWorld 0.19 use rw0.19
For RimWorld 1.0 use rw1.0

There is no difference in these two files other than the version number is adjusted so that RimWorld will not warn about having the wrong version.