Visual Math Editor can be use from EquaThEque website, from your own site or on your local computer

You can use it directly from the EquaThEque website:
or download to install and to host it on your own serveur to use it on your website or on your local computer.    

To use it on your own site or on your local computer, download Visual Math Editor package and unzip it. Then it works:
See the documentation to know how Visual Math Editor is very simple to implement.
See the copyright to understand the terms of use.