12 best alternative open source operative system for Android .

1) Ubuntu touch os ( https://ubuntu-touch.io/ )

With Ubuntu Touch, we offer a truly unique mobile experience — a viable alternative to Android and iOS. We provide a free and open-source GNU/Linux-based mobile operating system. One that can be installed and used today

2) CalyxOS (https://calyxos.org/)

CalyxOS is an Android mobile operating system that puts privacy and security into the hands of everyday users. Plus, proactive security recommendations and automatic updates take the guesswork out of keeping your personal data personal

3) /e/ ( https://e.foundation/ )

Your data is YOUR data!

We build desirable, open source,
privacy-enabled smartphone operating systems.
We are /e/

/e/ (also known as /e/ OS and /e/OS, formerly Eelo) is an Android-based mobile operating system and associated online services.

✓ The operating system is a fork of LineageOS and Android.

✓ The custom firmware is developed by the /e/ Foundation, which was founded by French entrepreneur Gaël Duval.

✓ /e/ is presented as privacy software that does not contain proprietary Google apps or services, and challenges the public to “find any parts of the system or default applications that are still leaking data to Google.”

4) Graphene OS ( https://grapheneos.org/ )

GrapheneOS is a privacy and security focused mobile OS with Android app compatibility developed as a non-profit open source project. It’s focused on the research and development of privacy and security technology including substantial improvements to sandboxing, exploit mitigations and the permission model. It was founded in 2014 and was formerly known as CopperheadOS.

5) kaiOS( https://www.kaiostech.com/ )

KaiOS makes the internet accessible through light and affordable mobile technology.

KaiOS exists to empower people around the world through technology. It is more than a platform that takes 2G users to the next level with digital services, but also the ultimate enabler for digital and financial inclusion, bringing the first digital economy experience to the next billion.

KaiOS enables the first-time internet users to transform and build a better tomorrow together.

6) LineageOS( https://lineageos.org/ )

✓ LineageOS is an Android based operating system for smartphones, tablet computers, and set-top boxes, with mostly free and open-source software.

✓ It is the successor to Android distribution CyanogenMod, from which it was forked in December 2016 when Cyanogen Inc announced it was discontinuing development and shut down the infrastructure behind the project.

✓ Since Cyanogen Inc. retained the rights to the Cyanogen name, the project rebranded its fork as LineageOS.

7) mobian OS ( https://mobian-project.org/ )

Mobian is an open-source project aimed at bringing Debian GNU/Linux to mobile devices

8) plasma mobile ( https://plasma-mobile.org/ )
Plasma Mobile is an open-source user interface for phones. Running on top of a Linux distribution, Plasma Mobile turns your phone into a fully hackable device.

9) postmarketOS ( https://postmarketos.org/ )

postmarketOS (abbreviated as pmOS) is a Free/Libre software operating system primarily for smartphones, based on the Alpine Linux distribution.

10) PureOS( https://pureos.net/ )

A fully-convergent, user friendly, secure and freedom respecting OS for your daily usage.
With PureOS, you are the only one in control of your digital life.

11) Sailfish OS( https://sailfishos.org/ )

Sailfish OS is a European alternative to dominating mobile operating systems, and the only mobile OS offering an exclusive licensing model for local implementations.

12) Tizen OS ( https://www.tizen.org/ )

Tizen is a Linux-based mobile operating system backed by the Linux Foundation, mainly developed and used primarily by Samsung Electronics. The project was originally conceived as an HTML5-based platform for mobile devices to succeed MeeGo

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Aravind Akuthota

Aravind Akuthota

I'm a student. I love to explore new projects and contribute in open source .