CTRLServers is a free and open-source desktop app for Windows, Linux and MacOS. It helps manage all your Pterodactyl, Calagopus, HydroDactyl, PufferPanel, Pelican, Reviactyl and VPS/VDS servers in one app. Just like a browser, but it consumes a less RAM than an actual Browser.
npm install
npm start
Use npm run build:os, for example npm run build:win.