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Download LUX

LUX runs as a single Revit add-in shared by LUX Live and LUX Certify — install and sign in once here, before using either.

Download LUX Instructions

System requirements

  • Revit 2025 or newer
  • Microsoft Edge WebView2 (usually included with modern Windows/Office)
  • Active internet connection for cloud simulation

Release notes — v0.2.0 (2026-06-28)

  • Daylight standard selection (SE, NO/DE/UK)
  • One-click PDF report export
  • Perspective/orthographic toggle in 3D viewer
  • Automatic update check on startup
  • Faster geometry transfer