mRemoteNG is a Windows remote connection manager distributed under the open-source GNU GPL v2 license. It is available as an MSI installer and as a portable ZIP build that can run from a folder or USB drive, giving administrators a choice between a conventional installation and a self-contained copy.
The latest stable release is 1.76.20, released in April 2019. Newer 1.77 and 1.78 builds are available as pre-releases, so users who need a stable version should note the gap between the stable release and ongoing development. For installation details and the available package options, mRemoteNG is described as a tool for managing remote sessions on Windows.
After setup, set a master password for the connection file in the options if you save credentials. This protects the stored connection information and is a practical step before building a connection list that contains reusable login details.
mRemoteNG brings connections into a single window, opening each remote session in its own tab. Instead of maintaining separate windows for different hosts, users can switch between active sessions while keeping their connection entries in a tree. That layout is useful when routine work involves moving among multiple servers or machines.
The connection tree supports folders and inherited settings, which can reduce repeated configuration across groups of hosts. A folder can provide shared settings for its entries, while the tree gives a structured way to browse a large list. Saved credentials can also be associated with connections, helping make recurring access more consistent.
The program supports RDP, VNC, SSH, Telnet, rlogin, raw sockets, and HTTP/HTTPS connections. SSH, Telnet, and rlogin sessions use PuTTY. This range lets the same manager hold several kinds of remote connection, including access to Windows and Linux machines, without changing the central tabbed workflow.
Existing connection data can be imported from Remote Desktop Connection Manager files and Active Directory. Importing can help populate the tree when hosts are already defined in those sources, rather than requiring every entry to be created manually. Once imported, connections can be grouped into folders and managed alongside entries added directly.
mRemoteNG is intended for administrators and homelab users who connect to many machines and want their sessions organized in one place. Its folders, inherited settings, and tabbed sessions are particularly relevant when the number of hosts makes a flat list or a collection of separate windows difficult to manage.
The main maintenance consideration is that 1.76.20 remains the latest stable release, while development continues through pre-release builds. The interface also looks dated, and the program is limited to Windows. These details matter for users who prioritize frequent stable releases, a contemporary interface, or access from operating systems beyond Windows.