Open-source keyboard firmware for Atmel AVR and Arm USB families
Node.js Desktop Automation.
A small speech recognizer
A Firmware-Only USB implementation for Atmel's AVR Microcontrollers
Open-source braille translator and back-translator.
Open-Source Large Vocabulary Continuous Speech Recognition Engine
Multifunctional Windows productivity tool for programmers and other power users
eSpeak NG is an open source speech synthesizer that supports 101 languages and accents.
An open-source library providing complete braille transcription services for xml, html and text documents
Use a Teensy board as a chorded USB keyboard
Hand-held Chorded Keyboard with 10 Micro-switches
teletext closed captioning decoder (produces subtitles in SRT format from transport stream)
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