NAT is a free universal Braille translator. It supports French Braille grade 1, mathematical Braille, Braille layout and reverse transcription. French Braille grade 2, music and other languages are currently under development.
Libre Office extension with computer-aided translation CAT functions
...Further development depends on the interest of the community of translators using Libre Office. If you are interested in testing the Sufler™ alpha version let us know.