RustDesk is described as 'Open source tool for secure remote access and screen sharing, supporting cross-platform use and self-hosting for complete data control' and is a very popular Remote Desktop tool in the remote work & education category. There are more than 100 alternatives to RustDesk for a variety of platforms, including Windows, Mac, Android, Linux and iPhone apps. The best RustDesk alternative is TeamViewer. It's not free, so if you're looking for a free alternative, you could try TeamViewer or AnyDesk. Other great apps like RustDesk are Parsec, TightVNC, UltraVNC and DWService.