Loquendo TTS

Loquendo (has been purchased by Nuance)

Nuance Communications, Inc.
Worldwide Headquarters
1 Wayside Road
Burlington, MA 01803

Website: http://www.loquendo.com

Loquendo TTS software provides a life-like voice for the dynamic data and prompts in your server-based, multimedia, PDA, embedded and multimodal voice applications.

Arabic · Czech · Danish · Dutch (BE, NL) · English (UK, US) · Finnish , French(FR, Canadian) · German · Greek, Italian · Norwegian · Polish · Portuguese (PT, Brazil) · Russian · Spanish (Castillan ES) · Spanish (North America) · Spanish (Catalan) · Spanish (Galician) · Swedish · Turkish · Chinese

First unzip and untar the Loquendo package by using the command:

# tar xvzf loquendo_Vx.x_date.tar.gz

Go to the directory of the gnudialer; then, type the following command:

# cd loquendo_Vx.x_date
# ./install.sh

The script asks for an installation directory (default: /opt/LTTS). In this directory you need to enable read/write and execution permissions, otherwise the installation will end prematurely.

The TTS package install the HTTP scripts in:


In a default Debian installation, you can test the TTS installation with:


This web page will generate wav files in PCM 16bit 8kHz mono.

Install the script on your Apache/PHP server. Configure the VoiceXML Browser (Text-to-Speech Option) and restart the VoiceXML interpreter to get the new configuration.