eSpeak ver: 1.46.02.2
Author: Alan W Black
Website: www.speech.cs.cmu.edu/flite/
Description:
eSpeak is a compact open source software speech synthesizer for Linux, Windows, and other platforms. It uses a formant synthesis method, providing many languages in a small size. Much of the programming for eSpeak's languages was based on information found on Wikipedia, with some subsequent feedback from native speakers. Projects using eSpeak include NVDA, Ubuntu and OLPC, and it has also been used by Google Translate.

Licenses:
not specified

Flite ver: 1.4.0.3
Author: Alan W Black
Website: www.speech.cs.cmu.edu/flite/
Description:
Flite (festival-lite) is a small, fast run-time synthesis engine developed at CMU and primarily designed for small embedded machines and/or large servers. Flite is designed as an alternative synthesis engine to Festival for voices built using the FestVox suite of voice building tools.

Licenses:
not specified