ARMBIAN for Amlogic S905 and S905X (ver 5.44 =<)
Information in this topic is very outdated see this topic.
I've uploaded it to megashares - https://mega.nz/#!0jxX1KBD!iws8Ojo_zJ5K7SllQ7c7xphP8SAbanMP6YypqnMnbbM
File details - Armbian_5.44_S9xxx_Ubuntu_bionic_3.14.29_mate_20180601.img.xz - 706438108 bytes, md5sum 8ee5fe48fbd0a255915b696bda170cf