Linha do Texto is a web based game for classificate semiotic text content from user input data with 1 to 4 parameters predifined in each section. It can be used to discuss discrete and continuous semantic categories in a scientific and educational fied.
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.