The Problem I Watched Every Day I am Ezhilmani — System Administrator from Tamil Nadu, India. Every single working day I watched a staff member walk to the school bell, ring it manually, walk back. Ten times a day. Every working day. One missed ring meant late classes. One wrong timing meant confusion across the campus. It was 2026 and we were still doing this by hand. I decided to fix it. What I Built SaSiE Bell System — a free, open source Windows desktop application that automates school bell scheduling completely using Python and a $6 USB HID relay module. No expensive hardware. No proprietary software. No monthly subscription. Just Python and a ₹500 relay module connected to your existing bell.…