Given that AetherSX2 is closed-source (the developer pulled the repository before discontinuation), no legal fork exists. The only open-source PS2 emulator is , and its developers have stated they will not heavily optimize for 32-bit because:
The only legitimate way to emulate PS2 games on Android is through a project like AetherSX2, NetherSX2, or possibly a future open-source alternative like ARMSX2.
If your device is confirmed to be 64-bit and powerful enough, you can still install and use AetherSX2. However, due to its discontinued status, the process is a bit different.
The original developer of AetherSX2 ceased development and vanished. The official releases on the Play Store and the official website are outdated. They have not received bug fixes, core updates, or new features in over a year.
AetherSX2 utilizes code licensed from the desktop PS2 emulator, PCSX2 . Because the desktop version phased out 32-bit support years ago to focus on x86-64 performance, the mobile port naturally carried over these 64-bit dependencies. The Danger of "32-Bit AetherSX2 APK" Links