Knowledge Base
Card image cap


If you're looking for Core Documentation and reference resources look here.

Card image cap


If you're looking for How-tos and troubleshooting articles look here.


Supported Systems

Because Terminalfour is based on open standards, it can run on a wide variety of different operating systems and application servers.

CDN/PXL Implementation

With CDN/PXL you can serve files from a CDN to improve page load times and give you more control over how images are output.

See more

Release Notes


June 11 2020

Some users running Windows 2012 and 2016 servers reported some configuration issues on upgrades to 8.3 and up. This patch release targets that issue so that our Windows upgrades are back on track.


April 23 2020

This patch release addresses a bug (RDSM-31943) that resulted in the duplication of form submissions. Since this could require unnecessary cleanup work we wanted to get this patched up as soon as possible.  

See more

Support and Resources

Contact Support Icon

About Support

Logging an issue or requesting an upgrade? Learn how to get the most from Client Support.

Upgrade Icon

Developer Resources

Learn how to get the most from TERMINALFOUR with these resources