Ecclesia-CheckIn: How I Replaced a Church Roster with a Time-Locked QR Attendance Engine

Byali

Mar 14, 2026 #java

Ecclesia-CheckIn: How I Replaced a Church Roster with a Time-Locked QR Attendance Engine

A technical deep-dive into building a fraud-proof, zero-cost Sunday School attendance system with Google Apps Script, localStorage, and…

Continue reading on Medium »

Ecclesia-CheckIn: How I Replaced a Church Roster with a Time-Locked QR Attendance Engine A technical deep-dive into building a fraud-proof, zero-cost Sunday School attendance system with Google Apps Script, localStorage, and…Continue reading on Medium » Read More JavaScript on Medium

#java

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Ecclesia-CheckIn: How I Replaced a Church Roster with a Time-Locked QR Attendance Engine

Byali

By ali

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