Perpetuum is a sci-fi MMORPG by Avatar Creations Ltd. Its setting is a far away planet inhabited by robots. It is now available for free on Steam.
SteamDB information about Perpetuum client. The client can be launched with a Vulkan-based translation layer on Windows to improve performance. Due to low system requirements, several copies of clients can be launched on one computer. To do this, copy the directory with the game files to a new folder and launch from there. To disable the game integration with Twitch (it still does not work), use the command line key "-disabletwitch".
SteamDB information about Perpetuum Dedicated Server. In the Steam client, the server is in the category - Tools. The distribution is designed for the Windows operating system, but the server can be built for Linux (runs through Mono or .NET). Microsoft SQL Server is used as a database server (free edition is used).
The Open Perpetuum Project is an ongoing development effort - a freely accessible persistent server and community development effort for Perpetuum.