Apps similar to across include KDE Connect, which is free and open source. Other options are RustDesk, AnyDesk, Chrome Remote Desktop and Synergy. There's no shortage of Remote Desktop Tools like across, with more than 100 alternatives for Windows, Mac, Android, Linux and iPhone.
Offers endpoint management with remote control, IT tools integrating remote monitoring, management, access, support, ticketing, and automation. Mobile Device Management manages apps, security, and devices across systems.
United States
GSConnect is a complete implementation of KDE Connect especially for GNOME Shell with Nautilus, Chrome and Firefox integration. It does not rely on the KDE Connect desktop application and will not work with it installed.
Canada
Phone Link is a syncing software developed by Microsoft to connect Windows PCs to your Android phone or iPhone to view notifications, make phone calls, use mobile apps amongst others – all right on your PC.
United States
TigerVNC is an advanced VNC implementation. It is based on the fourth generation of VNC. TigerVNC also includes features from the TightVNC and TurboVNC projects. This includes accelerated JPEG compression. TigerVNC supports the latest X.Org X server.
DWService is a half (only the client/agent) open source project which offers a service that allows access to remote systems (Windows, Mac, Linux, Raspberry...) using a standard web browser - without any component required on the client side.
Estonia
EU
Access remote computers easily with enterprise-class speed and features supporting any content including audio and video.
LuxembourgEU
Secure, cost-effective remote access and support for your computer, from your desktop or mobile device.
United Kingdom
Deskflow is a free and open-source keyboard and mouse sharing app. Use the keyboard, mouse, or trackpad of one computer to control nearby computers, and work seamlessly between them. It's like a software KVM (but without the video). TLS encryption is enabled by default.
Control multiple PCs effortlessly with a single mouse and keyboard, drag-and-drop files between machines, and customize your screens with Bing images, all without extra gear.
InputShare enables you to share the keyboard and mouse of your computer with an Android device via ADB in wired / wireless way.
Multiplicity offers a virtual KVM solution, managing several computers with one keyboard and mouse. Its remote modes enable cursor transition across monitors and centralized control. Users can transfer files, stream audio, and lock computers without extra hardware, suitable for command rooms, IT desks, and home users.
United States
Guacamole is a clientless remote desktop gateway. It supports standard protocols like VNC and RDP. We call it clientless because no plugins or client software are required.
United States
