UltraVNC

I agree, autoreconnect would be nice.

I'd like that, if the machine is disconnected, a dialog would appear that says "Reconnecting", would try for a while, and if unable to reconnect, would keep trying every few seconds. This way, if you reboot a machine, it'd connect once it came back up again.

If you configure your VNC server to only accept connections from the Hamachi IP/interface (Can this be done?), then there is no need to enable any extra security on the VNC server. Hamachi uses strong encryption, and you need a cryptographic password just to join the Hamachi network the VNC server ...

Feel free to use it in any noncommercial (Open Source) product.

That restriction is a violation of the GPL; the GPL protects the right to release a GPL'd project commercially, so long as they adhere to the GPL and release the required code.

One good example is the Quake 3 engine, which was GPL'd ...

Keep in mind of course that any time you give somebody VNC access to your box, your security considerations should be the same as if you're giving them a password to your machine and sitting them down physically in front of it. While disabling the VNC admin properties page might make it more secure ...

Here at work, I've got a PHP script on our intranet that generates .vnc files automatically. So when I click a link on a web page that has a list of my machines, it generates a file like computername.vnc which downloads/opens. There's no reason that there couldn't be repeater settings and all that ...