UN1CA (/ˈu.ni.ka/) is a work-in-progress custom firmware for Samsung Galaxy devices.

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What is UN1CA?

UN1CA is a work-in-progress custom firmware for Samsung Galaxy devices. It's based on the latest and greatest iteration of Samsung's UX and it also includes additional features and tweaks to ensure the best possible experience out of the box. Its build system allows to automatically download/extract the firmware, apply the required patches and generates a flashable zip/tar package for the specified device.

Any form of contribution, suggestions, bug report or feature request for the project will be welcome.

Features

• Based on the latest stable Galaxy S23 firmware
• Galaxy AI support
• High end animations
• Native/live blur support
• AOD clock transition support
• Adaptive color tone support
• Adaptive refresh rate support
• Extra brightness support
• Picture remaster support
• Object, shadow and reflection eraser support
• Image clipper support
• Smart Suggestions widget
• Multi user support
• Samsung DeX support
• Camera privacy toggle support
• Debloated from useless system services/additional apps
• Integrated OTA updates app
• Play Integrity Fix included
• BluetoothLibraryPatcher included
• FrameworkPatch implemented in system frameworks
• KnoxPatch implemented in system frameworks
• China Device Care app included
• Patched GoodLock app included
• Unlimited backup storage on Google Photos
• Extra mods (Live blur toggle, FOD animation style, secure screenshot toggle, app downgrade toggle, Dual Messenger on all apps)
• Extra CSC features (Call recording, Hiya, Network speed in status bar, AltZLife)

Licensing

This project is licensed under the terms of the GNU General Public License v3.0. External dependencies might be distributed under a different license, such as:

• android-tools, licensed under the Apache License 2.0
• apktool, licensed under the Apache License 2.0
• erofs-utils, dual license (GPL-2.0, Apache-2.0)
• img2sdat, licensed under the MIT License
• platform_build (ext4_utils, f2fs_utils, signapk), licensed under the Apache License 2.0
• smali, multiple licenses

Credits

A big thanks goes to the following for their invaluable contributions in no particular order:

• ShaDisNX255 for his help, time and for his NcX ROM which inspired this project
• DavidArsene for his help and time
• paulowesll for his help and support
• Simon1511 for his support and some of the device-specific patches
• ananjaser1211 for troubleshooting and his time
• iDrinkCoffee and RisenID for documentation revisioning
• LineageOS Team for their original OTA updater implementation
• All the UN1CA project contributors and testers ❤️

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