TeamHorizon's XenonHD rom builds for Xiaomi Mi Note 3 (jason)
http://www.xenonhd.com/
XenonHD is a custom firmware aka ROM for various Android devices. It is based on LineageOS 14.1 with additional features, performance and battery life improvements.
The idea behind XenonHD is to give users a ROM that is "blazing fast, rock stable and buttery smooth".

Device Source:
android_device_xiaomi_jason
android_kernel_xiaomi_sdm660
proprietary_vendor_xiaomi
Download Links:
Recovery: TWRP
ROM: link
Gapps: opengapps.org
Changelog: link
Flashing Instructions:
To install this ROM you will need to have a latest custom Recovery such as TWRP installed.
- Copy the downloaded ROM to your phone.
- Boot into your recovery
- Back up your ROM
- Make a full wipe (system, data, cache, dalvik)
- Install the ROM
- Install GAPPS package
- Reboot - the first boot can take up to 5 minutes
- Copy the downloaded update to your phone.
- Boot into your recovery
- Back up your ROM
- Install the update
- Optionally wipe caches
- Reboot
Other Links:
Github
Google+
Telegram 
XDA:DevDB Information
Official XenonHD 7.1.2 ROM by TeamHorizon, ROM for the Xiaomi Mi Note 3
Contributors
alex-gibson, dadi11
Source Code: https://github.com/TeamHorizon
ROM OS Version: 7.x Nougat
ROM Kernel: Linux 4.x
Based On: LineageOS
Version Information
Status: Stable
Current Stable Version: XenonHD-180417-Official
Stable Release Date: 2018-04-17
Created 2018-04-17
Last Updated 2018-06-01
P.S. Some Screenshots https://imgur.com/a/iWTbD
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