Ibrooni / BiruBox
Ibrooni Revit plugin
BiruBox — 3D section boxes for Revit.
Build a 3D section around a selection, draw a box in plan, and grow or shrink the bounds in millimetre steps. Free for personal and commercial use. No license key.
If Windows blocks the installer, download the ZIP, extract it, and run the MSI.
Tools
Auto Section Box
Computes a tight box around the current selection and applies it to the 3D view.
Draw Box
Click two corners in a plan, section, or 3D view to isolate that volume.
Grow and Shrink
Expand or contract the live section box in even steps without grips.
Toggle
Turn the section box off and on while keeping the last bounds.
FAQ
What is BiruBox?
BiruBox is Ibrooni’s free Autodesk Revit plugin for 3D section boxes.
Is BiruBox free?
Yes. No trial, watermark, or license key. Use it on as many workstations as you need.
Which Revit versions are supported?
Revit 2020 through 2027 on Windows 10 and 11. One installer covers all years.
How do I install it?
Download the MSI, run it, then restart Revit. Choose Always Load once. Later updates install in the background.
Will Revit ask Always Load on every update?
Only after the first install. Later updates install in the background.