Introduction
Graphviz is required so that you can see the protocol visualisations in the ACRE Repository Manager
Windows
Download graphviz from here. The latest .msi package is recommended. After installation, you may need to log in to Windows again before it can be seen.
Mac OSX
Graphviz packages for OSX are also available from the graphviz download page.
Debian Linux (incl. Ubuntu and variants)
Run the following command as root:
apt-get install graphviz
Fedora Linux
Run the following command as root:
yum install graphviz
Others
Your package manager may also have a graphviz package. Alternatively, it can be downloaded from here