LibreTrack
Private, cross-platform package tracking app
...The application checks shipment statuses automatically in the background and supports manual refreshing. Local notifications inform users about relevant tracking updates. Its filtering and sorting tools organize shipments by activity date, carrier, and delivery status. Additional features include barcode scanning, QR code recognition, and shipment archiving. Available for Android and Linux, LibreTrack provides a responsive interface with multilingual support and a dark theme.