Replicant is a free and open source operating system (OS) based on the Android mobile platform and aims to replace all proprietary Android components with opensource components. Developed by Replicant Team
License: Open Source
Tizen is an operating system based on the Linux kernel and the GNU C Library implementing the Linux API. It works on a wide range of devices, including smartphones, tablets, in-vehicle infotainment devices, smart TVs, PCs, smart cameras, wearable computing (smartwatches), Blu-ray players, printers and smart home appliances. Developed by Linux Foundation
License: Open Source
Tizen OS is a versatile operating system designed for a wide array of devices, especially Samsung products, offering a user-friendly experience and strong multimedia support. In contrast, Replicant is a fully open-source alternative focusing on privacy and customization, but it may be challenging for average users due to its technical nature.