The functionality of this modification is now built into Cactbot as of version 0.28.9, simply select
dorgrin
from the skin list. See https://github.com/quisquous/cactbot/releases/tag/v0.28.9 for details.
A few customisations to Cactbot's raidboss alerts and timelines. Changes include colours, font face, bar and alert sizes.
Warnings are larger and have a translucent background to make them more easily noticable. Timelines are taller, wider, and brigther.
A custom font is used, which is optional.
See the wiki for installation instructions.
These come in purple, orange and blue.