This thread is for the mascots of text to speech software which evolved around commentary play and can now be seen as a second well defined fandom next to the Miku-dominated Vocaloid.
Post whoever you like from it, some examples are provided below.
the usual suspects
Touhoku family
Aria family
Suzumi and Sasara (CeVio)
the Jam-Band
and since recently, previously forgotten Galako
now let's see which character 4chin responds to