Dear Xirus users,

The updated version of Xirus® Alpha is now freely available for Rhino 5 for Windows and can be downloaded from our website:

The free Xirus® Alpha license key can be used to install Xirus® Alpha on up to 5 machines. The unique license key is sent to you by e-mail. From the Alpha version of Xirus®, offline validation is also possible. Be aware that previous license keys for the Xirus® WIP are no longer valid.

New Features:

– Highlighting of faces, points and edge loops when mouse hovering:
– Xirus Options Page in Rhino to control display settings:
– Enhancements in tangents and derivatives display and control

Updated Commands:

– Improved watertight commands with an interactive dialog window:
– Xirus Watertight Join Edges:
– Xirus Watertight Join Edge Loops:

For any comments, suggestions, and requests, please use our forum or send us an email to

We thank every user for testing our technology.

Kind regards,
Mirrakoi Team