What is QZ Tray?
QZ Tray is an open-source software solution designed to facilitate silent printing and direct hardware communication from web browsers. It supports a wide range of printing formats including PDF, PNG, HTML, PCL, ESC/POS, EPL, ZPL, SBPL, and FGL, allowing seamless integration with popular hardware such as thermal printers from Zebra, SATO, Epson, and others. The tool operates across Windows, MacOS, and Linux clients and is compatible with major browsers including Firefox, Chrome, Safari, Internet Explorer, Microsoft Edge, and Opera.
With features like serial, HID, USB, socket, and file I/O, QZ Tray enables communication with scales and other hardware directly from the browser. It offers a simple API for easy coding, supported by sample files and a quickstart guide. The software is widely used in industries such as POS and shipping, with over 1,000,000 downloads, and is implemented with various programming languages and backends including PHP, Java, Node.js, and more.
Features
- Thermal Printing: Print barcodes, receipts, and more from the web with support for Zebra, SATO, Epson, and other printers
- Multiple Connection Types: Supports COM, Parallel, Serial, USB, IP, and other connection methods
- Cross-Platform Compatibility: Works with Windows, MacOS, and Linux clients and major browsers
- Open Source: LGPL licensed with free community support and commercial versions available
- Simple API: Easy coding with JavaScript control, sample files, and quickstart guide
Use Cases
- Silent barcode label printing from web applications
- Thermal receipt printing for point-of-sale systems
- Direct hardware communication with scales and devices
- Shipping label generation for e-commerce platforms
- Document printing in warehouse management systems
FAQs
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What operating systems does QZ Tray support?
QZ Tray is compatible with Windows, MacOS, and Linux clients. -
Which web browsers are supported by QZ Tray?
It works with Firefox, Chrome, Safari, Internet Explorer, Microsoft Edge, and Opera. -
What printing formats does QZ Tray support?
It supports PDF, PNG, HTML, PCL, ESC/POS, EPL, ZPL, SBPL, FGL, and more. -
Is QZ Tray free to use?
Yes, it is free to download and use with open-source community support, with premium commercial options available. -
What types of printers are compatible with QZ Tray?
It works with Zebra, SATO, Epson, Citizen, Star, Boca, Dymo, and other popular thermal printers.
