Released: Jun 11, 2026

Updates in 6.0.5

Fixes

• ^GD border thickness param was not correctly rendered.

Released: Mar 27, 2026

Updates in 6.0.4

Fixes

• ~DB command for loading bitmap fonts were not working correctly.
• ^CW command did not work when a bitmap font was specified.

Released: Jan 26, 2026

Updates in 6.0.3

Fixes

• Critical Fix: Port 80 is no longer the default port. Changed to port 8080. This change now allows non-root users.
• Updated all third-party libs and dependencies that are free of known vulnerabilities.

Released: Jan 19, 2026

Updates in 6.0.2

Fixes

• DataMatrix encoding honoring rect formats if specified through the ^BX command.

Released: Oct 24, 2025

Updates in 6.0.1

Fixes

• Validation of range values in params for barcode commands ^B7, ^BF and ^BQ.

Released: Oct 21, 2025

Updates in 6.0

Features

• Added support for adding Graphics (images) and ZPL formats through the JSON config files.
• Added the EnablePngCompression prop to perform a file size reduction of PNG outputs when possible.
• Added the RenderOutputIndexes prop to set the list of indexes which the rendered outputs must be filtered by.
• Added support for ^FL command (Font Linking).

Released: Sep 22, 2025

Updates in 5.0.21

Features

• Added a new global exception handler.

Fixes

• Fixed font metrics when using custom fonts.

Released: Jul 3, 2025

Updates in 5.0.20

Fixes

• Scaling text when using bitmapped fonts.
• Custom fonts in barcode were not rendered correctly.

Released: May 21, 2025

Updates in 5.0.19

Features

• Added support for the SWAGGER_UI_ENABLED parameter which allows you to enable/disable Swagger UI.

Released: Apr 15, 2025

Updates in 5.0.18

Fixes

• Fixed issue where ^TB text alignment was ignored.
• Fixed problem with ^TB text offset rendering.