esphome-flasher/build-instructions.md

macOS

pyinstaller -F -w -n ESPHome-Flasher -i icon.icns esphomeflasher/__main__.py

Windows

1. Start up VM
2. Install Python (3) from App Store
3. Download esphome-flasher from GitHub
4. pip install -e. and pip install pyinstaller
5. Check with python -m esphomeflasher.__main__
6. python -m PyInstaller.__main__ -F -w -n ESPHome-Flasher -i icon.ico esphomeflasher\__main__.py
7. Go to dist folder, check ESPHome-Flasher.exe works.