OASIS Open Document Format - A simple Editor to give Voice on Your Documents.

Open RTF & RTFD (mac format/inode directory) ODT,EPUB (unstable), PDF as plain Text to convert as MP4 or AudioBook.

Convert Text to Voice Format: 3gp2 3GPP-2 Audio (.3g2) [Qclp,aac,aace,aacf,aach,aacl,aacp] 3gpp 3GP Audio (.3gp) [Qclp,aac,aace,aacf,aach,aacl,aacp] AIFC AIFC (.aifc,.aiff,.aif) [lpcm,ulaw,alaw,ima4,Qclp] AIFF AIFF (.aiff,.aif) [lpcm] NeXT NeXT/Sun (.snd,.au) [lpcm,ulaw] Sd2f Sound Designer II (.sd2) [lpcm] WAVE WAVE (.wav) [lpcm,ulaw,alaw] adts AAC ADTS (.aac,.adts) [aac,aach,aacp] caff CAF (.caf) [Qclp,aac,aace,aacf,aach,aacl,aacp,alac,alaw,ilbc,ima4,lpcm,ulaw] m4af Apple MPEG-4 Audio (.m4a,.m4r) [aac,aace,aacf,aach,aacl,aacp,alac] m4bf Apple MPEG-4 AudioBooks (.m4b) [aac,aace,aacf,aach,aacl,aacp] mp4f MPEG-4 Audio (.mp4) [aac,aace,aacf,aach,aacl,aacp]

https://sourceforge.net/projects/oasidoc/ files - mac_osx_10-12 - OasiSpeaker.dmg

Video & Voice in Action How Documents Speaks: (not just for blind people) https://www.youtube.com/watch?v=7nyRk3XrSQc

Update 30.1.2020