This page details System Requirements for LibreOffice, the Impress Remote, and other software.
Windows, Mac, Linux, and Android
System requirements for LibreOffice are available on the main LibreOffice.org website. Official supported by The Document Foundation.
LibreOffice on other OSes
OS X 10.5 PowerPC (PPC)
Alpha builds (prebuild and build instructions) for OS X 10.5 PowerPC by Douglas Mencken are available at osuosl.org.
LibreOffice runs on FreeBSD and is available as package in the standard FreeBSD repositories. This is the suggested way to install LibreOffice on FreeBSD. There is no other community-supplied LibreOffice installer provided.
See package information here.
See package information in pkgsrc.
Solaris & OpenIndiana Hipster
Linux powered Amiga can run LibreOffice see this forum thread.