GrapheneOS

Summary

GrapheneOS is an open-source mobile operating system focused on security and privacy, available for Google Pixel and future Motorola devices, including smartphones, tablets, and foldables. It is built on the Android Open Source Project (AOSP). The project focuses on researching and improving the privacy and security of Android, primarily through defense in depth improvements and attack surface reduction. The hardening includes low-level system components, as well as improvements to application sandboxing and the permission model.