[Nexus 7 Android Development] JT1510365:
This is ViperOS​

Disclaimer:

We are not responsible for anything that may happen to your phone as a result of installing custom roms and/or kernels. you do so at your own risk and take the responsibility upon yourself.

"This is a user friendly thread. All feature requests will be heard and considered. I am not against anything that doesn't stray too far away from the original idea of the ROM! Helping one another is also encouraged! Please be respectful and you will always be treated the same way, we are all here for a good experience."

About:

We are a Brazilian team, ViperOS aims to bring stability and useful features. If you are looking for a stable ROM with true tested features, minimal bugs and no Lineage bloatwares, then this is the place to be.

Features:

Statusbar

* Traffic indicators

* Statusbar items

* Clock & date

* Battery icon settings

* Carrier label

* Quick settings personalization

* Other statusbar settings

* VPN icon toggle

* Data saver icon toggle

* VoLTE icon

* Viper statusbar logo

* Option to Display Data Disabled indicator Icons

* Ticker

* Heads up toogle, timeout and snooze function

* Add/Remove QS shortcuts with one click

Lockscreen

* Custom lockscreen settings

* Lockscreen weather

* Option to hide lockscreen clock, date & alarm text

* Hide status bar on lockscreen

* Hide power menu on secure lockscreen

* Hide quick settings on secure lockscreen

* Lockscreen flashlight, double tap anywhere to sleep and disable media image

Multi tasking

* Round button on recents

* Recents style toggle: cards and grid

* Recents membar

System

* Viper Color Engine built from scratch

* Lawnchair as default launcher (+DT2S)

* Navbar enable/disable

* Pixel navbar (with animation) toggle

* Dynamic navbar

* Navbar dimensions

* Navbar button layout

* Hardware keys binding

* Hardware keys enable/disable

* Kill app with back button

* Power menu customization

* Heads up toogle, timeout and snooze function

* Reset battery stats

* Wired headset: make ringtone audio focus customizable

* Live volume steps

* Hide arrows in network traffic indicators

* Fingerprint authentication vibration

* Toast icon switch

* Advanced Bluetooth, Data, Wifi Toggles

* Disable/enable screenshot sound

* QS header icon settings

* Header date and time positions

* Unlock keystore with fingerprint

* Ability to toggle vibration when double tapping power button for camera

* Double tap to sleep on navigation bar

* Drop Lineage LockClock, use OmniJaws

* Drop AOSP Clock app, use from Google

* Custom ambient display settings

* Three Fingers Swipe for Screenshot

* PA Accidental Touch

Many other customizations, install and take a look:)

Installation Instructions:

1. Download ROM Zip, Gapps, and Magisk from the links below and reboot to latest TWRP recovery.

2. Wipe everything except internal storage.

3. Select ROM Zip and flash it your device.

4. Flash my Gapps package to get Google Apps and Services from this thread and then reboot device.

5. Finish setting up the ROM and then reboot to recovery and flash magisk 20.4 to get root access.

6. Enjoy!

Downloads:

Latest 4/28 build for Grouper is here: https://www.androidfilehost.com/?fid=4349826312261786002

Download folder for Grouper is here: https://www.androidfilehost.com/?w=files&flid=309632

Magisk: https://github.com/topjohnwu/Magisk/releases

My Gapps for Nexus 7: https://www.androidfilehost.com/?fid=4349826312261791094

Sources:

Device Tree: https://github.com/aperomsik/lineageos_android_device_asus_grouper/

Kernel Tree: https://github.com/AndDiSa/android_kernel_asus_grouper

Vendor Tree: https://github.com/AndDiSa/proprietary_vendor_asus/tree/ads-7.0.1

Credits & Thanks:

All ViperOS Team

LineageOS team

ResurrectionRemix team

crDroid team

And all other open source Devs/Teams I may have missed!