⚠️ Disclaimer: ** THIS SITE IS INCOMPLETE - FOR USE FOR TESTING BY THE DEVELOPERS ONLY ** HandShake is free, open-source software provided as-is, with no warranty of any kind. It configures unmodified, manufacturer-certified hardware (Lilygo T-Watch S3 / T-Embed) that you purchase separately. Before relying on any device for communication access, test its switch response thoroughly with a professional (Occupational Therapist, Speech and Language Therapist, Technologist, experienced Carer). Report issues to matt@mattoppenheim.com