Keystone Messenger 0.121.0

Keystone.exe         the app. Double-click it.
WebView2Loader.dll   required — keep it in the same folder as Keystone.exe.
keystone-msg.exe     command-line tool, for scripting. Optional.

Extract the whole folder. Keystone.exe on its own cannot start.

Windows 10 and 11 include the WebView2 runtime the app draws with. If the app tells you
it is missing, install "Evergreen WebView2 Runtime" from Microsoft.

Your keys are generated on this machine and never leave it.
