RealTimeSubtitles is an app that allows you as a teacher to display in live what you say on your slides due to Google API Speach. The aim of the app is to help deaf or partially deaf students in the room. The students are allowd to correct the transcription error in live.
#Getting started install meteor.
curl https://install.meteor.com/ | shthen run the meteor project
cd meteor/RealTimeSubtitles
meteormore informations here, section Sous-titre d'un cours en temps réel