System requirements for viflow 8

Operating systems*

at least Windows® 10 (32/64 Bit) or
at least Windows® Server 2016 (32/64 Bit)

All listed server operating systems can also be used as a terminal server
Only viflow licenses of the same edition can be used on a terminal server.

*No warranty after the end of the mainstream support by Microsoft.


Processor: min. 1 GHz (2 GHz or better recommended)
ARM processors are not supported
Working memory: min. 4 GB RAM (8 GB or more recommended)
Hard disk capacity:
(SSD recommended)
for viflow 3 GB free;
for Microsoft® Visio (if not already installed): 1.5 GB free
Monitor resolution: min. 1200 x 800 Pixel


at least Microsoft® Visio (32/64 bit) version 2019, when using Microsoft 365: Visio Plan 2
at least Microsoft® Excel (32/64 Bit) version 2019
.net Framework from version 4.8

Windows Hosting Bundle 3.1 (download Windows Hosting Bundle directly from

For viflow Team Modelling (optional)

at least Microsoft® SQL Server min. 2012 or Microsoft® SQL Server Express min. 2012

For WebModel

  • Web server (Software)
    We recommend using Microsoft Internet Information Services (IIS) in conjunction with Windows Hosting Bundle 3.1.

    Also possible: Apache (not Tomcat!), NGINX, and other reverse proxy capable web servers (not application servers!) in conjunction with the (ASP).Net Core Runtime 3.1, or Azure Web App .NET Core 3.1 (LTS).

  • Web browser
    • Chrome
    • Edge (Chromium-based)
    • Firefox
    • Opera
    • Safari

For activation

An Internet connection is required for activation.