flite(1) on Linux
The text 160e2822b19d, as Debian 5.0 (Lenny), Debian 4.0 (Etch), Debian 3.1 (Sarge) shipped it.
A small simple speech synthesizer
Flags it lists
-
--help -
--set -
--setf -
--seti -
--sets -
--version -
-? -
-b -
-f -
-l -
-o -
-p -
-s -
-t -
-v