How to export PUTTY Sessions list?

You can export it simply by:

regedit /e "%userprofile%\Desktop\putty-sessions.reg" HKEY_CURRENT_USER\Software\SimonTatham\PuTTY\Sessions

Or, for exporting all settings:

regedit /e "%userprofile%\Desktop\putty.reg" HKEY_CURRENT_USER\Software\SimonTatham

Note: do not replace SimonTatham with your username.

regedit /e will simply export all settings to the file putty-sessions.reg (or putty.reg) onDesktop.

Reference http://stackoverflow.com/questions/13023920/how-to-export-putty-sessions-list