Debian 8.11.0 powerpc complete DVD set and netinst CD
The last version of Debian to Support the 32 bit PowerPC platform.
https://www.debian.org/
Debian is released under various free open source licenses.
https://www.debian.org/legal/licenses/
SHA1SUMS from Debian:
https://cdimage.debian.org/mirror/cdimage/archive/8.11.0/powerpc/jigdo-dvd/SHA1SUMS
https://cdimage.debian.org/mirror/cdimage/archive/8.11.0/powerpc/iso-cd/SHA1SUMS