XServer XSDL - X.Org server ported to Android using SDL:

XServer XSDL - X.Org server ported to Android using SDL:
* Latest source? https://github.com/pelya/commandergenius/tree/sdl_android/project/jni/application/xserver
* Old source? https://github.com/pelya/xserver-xsdl
* Latest binaries repo: https://sourceforge.net/projects/libsdl-android/files/apk/XServer-XSDL/
* Latest APK also on https://www.apkmirror.com/apk/pelya/xserver-xsdl/
Not available on Google Play anymore, but there are these various mirrors for the latest APKs.