Cash Drawer Helper Extension 作者： Yellowstone Team

Firefox Extension for Cash Drawer Integration – Detailed Description
Overview
The Firefox Extension acts as a bridge between a web-based point-of-sale (POS) system and a locally installed cash drawer application. It facilitates secure and seamless communication using Native Messaging, enabling direct interaction with the hardware.
Key Features
Automatic Detection & Installation: Ensures that the required native application is installed and prompts users if missing.
Secure Communication: Uses Chrome’s Native Messaging API to securely transmit commands.
User-Friendly Permissions: Only requests necessary permissions for execution.
Logging & Error Handling: Provides logs and error messages for troubleshooting.
Cross-Platform Support: Designed to work on multiple OS platforms where Firefox supports Native Messaging (Windows, macOS, Linux).