The MBROLA PROJECT
- Multi-lingual text to speech synthesis. Free multi platform software download for research purposes.
Acapela Group - Merger of TTS companies Babeltech, Elan and Infovox. Many TTS-engines with online demonstrations.
AT&T Natural Voices - Features a line of speech synthesis products. Demos on the site.
Bitlips Speech Technologies - Finnish Speech Synthesis, offers small footprint as well as unit-selection engine. English language also available.
Cepstral Speech Synthesis - Text-to-speech for a wide selection of platforms - including servers, desktops and mobile. Provides a variety of languages, voices, and accents. Effective on line demo of speech quality.
CSLU Speech Synthesis - Center for speech synthesis research, with demos and downloads available. Has a singing voice synthesis project.
DEMOSTHeNES Speech Composer - A general-purpose multilingual and polyglot software text-to-speech (TTS) system that supports the Greek language using a wide variety of e-text sources. Free download has an open and component based architecture allowing flexibility, customization and expandability.
Elan Speech - Elan Speech, dedicated global provider of text-to-speech (TTS) technologies for telecommunications, multimedia, embedded systems and mobile solutions. Provides 2 ranges of speech synthesis technologies for high quality and low footprint requirements. Many languages and voices available for various platforms and operating systems.
e-rhetor - Develops applications and systems that support the Greek language. Current products include a series of high quality Text-to-Speech products for the telecommunications and multimedia market.
ESOPOS-Greek TTS - An unusual downloadable program for Win 95/98 that does Greek text-to-speech processing.
E-Speech - Unusual text-to-speech synthesis offerings including name pronunciation software for speech recognition dictionaries and other custom applications.
The Festvox Project - Free software tools and documentation for building new speech synthesis voices in English and other languages. Associated to Festival TTS. From Carnegie Mellon.
Fonix Corporation - Communications and technology company that provides integrated telecommunications services and value-added speech technologies. The combination of interactive speech technology and integrated telecommunications services provides for solutions to enhance and expand their communications needs.
FreeTTS - Java speech synthesis - A speech synthesis system written entirely in the Java(TM) programming language. Based upon Flite: a smallrun-time speech synthesis engine developed at Carnegie Mellon University and derived from the Festival Speech Synthesis System from the University of Edinburgh and the FestVox project from Carnegie Mellon University.
Hindi Text To Speech System - Bliss Intelligent Technologies offers Hindi text to speech, Hindi OCR, Hindi speech recognition and IVR systems. Based Jaipur, India.
IBM Text-to-Speech Research - IBM Text-to-Speech (TTS) Research interactive demo, multi lingual, unconstrained.
ILSP - Ekfonitis+ - Ekfonitis+, Greek Text to Speech Synthesis from the Institute for Language and Speech Processing, Athens, Greece.
IMS: German Research Group - Speech synthesis group at the IMS, University of Stuttgart, Germany: Online demo, speaking metro information system, various speech synthesis example sand some downloads. Research is concentrating on getting good prosidy (inflection).
Java Applet for Speech Synthesis - Java applet/software for speech synthesis using the concatenation method. Currently developing formant synthesis version.
Loquendo - TTS manufacturer from Italy, support for many languages, online demonstration available.
Matrubhasha - A Unicode and MBROLA based software solution for text to speech synthesis (TTS) in Indian languages.
NeoSpeech - TTS engine VoiceText is available in US English, Korean, Japanese and Mandarin Chinese.
Nuance - TTS engine Realspeak available in many languages. Company (former Scansoft) bought many TTS-manufacturers, e.g. Rhetorical, ETI-Eloquence, Nuance, Lernhout and Hauspie.
Sakrament - Speech recognition and synthesis software company, particularly Russian language. Markets a product to generate personalized voice-models (voice-cloning).
Teknoses Speech Solutions - Turkish Text-To-Speech engine for Microsoft Agent and SAPI compliant applications. Trial version downloadable.
Voiceinterconnect GmbH - Wide range of products and services for embedded electronics including echo cancellation, DSP, speaker independent recognition and text to speech.