View the website oldmapsonline.org in a desktop app.
View old world borders in a desktop app. You don't need to enable WebGL or Canvas in your browser.
Native support for Linux, Windows, and Darwin (MacOS).
How to run from source
Note to MacOS users: If the os says the program is corrupt, you must type "xattr -c /Pathtofolder/Old-maps-desktop.app" into your terminal
Note: This app promotes or depends entirely on a non-free network service