HyperLoop is a Material Designed Light Substratum theme which supports Android 7.0 , 8.0 & 8.1 ! It has 20 Material design Colors to choose from so you can enjoy whatever color you like.
If you face any Bug report it on Telegram or Google+ & it'll be fixed as soon as possible!
Themed apps :
Calculator (Google / AOSP)
Lawnchair (PS / CI)
Settings [20 colors to choose from]
System UI [20 colors to choose from]
More coming soon !
This is a Substratum theme and requires A rooted phone with substratum supported ROM or Andromeda on Oreo if your phone is not rooted !
Follow the Dev Harsh V23