This is a slim based rom with lot of goodies added and awesomeness of Substratum. This rom is for people who just don't want to stick to stability+performance accompanied with a slim base.
Google+ Community (Most of original works and updates of this rom are shared there)
Newest TWRP Recovery Required Copy the Rom.zip to SD card, Boot to TWRP. Wipe cache, dalvik cache, system, and data! Flash rom zip Boot to system. Flash Gapps Reboot.... and Done Let the bar Open :P
-> Wipe data/Factory reset.
-> Flash ROM, and then GApps.
-> Reboot. Profit!
DOWNLOADS: UNOFFICIAL by hgunduz295 !
Rom i9300: TipsyOS Rom
GAPPS : opengapps
Tipsyos, ROM for the Samsung Galaxy S III I9300
Source Code: Github.com/tipsyos
ROM OS Version: 8.x Oreo
ROM Kernel: Linux 3.4.x
ROM Firmware Required: Brain
Based On: Aosp/lineageos
Last Updated 2019-07-09