Mosaic ERP v2.0 by Hearthplug is a free, open-source retail ERP shaped by an owner interview. New: review supplier bill photos and paper credit/stock records before recording; count cash and close the day with a WhatsApp summary; optional voice entry with a configured transcription provider; AI provider choice including local servers; in-app update notices and pre-upgrade backup; more regional starter templates. Windows x64, Apple Silicon Mac, Docker. Photos need a vision provider.