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Speed up your solar engineering process

Plan, design and engineer large-scale solar projects fast, efficiently and accurately.

Try Virto.CAD for free for 30 days.

Why choose Virto.CAD

Easy 3D Modeling

Create 3D models of buildings easily with our custom tools, without prior modelling knowledge.

Fast & Efficient

Save more than 75% on engineering time by automating repetitive tasks such as module layouts and calculations.


Prevent errors and wrong installations. Use automatic configurations to generate plans ready for construction.

All-in-one platform

Optimize your workflow and productivity by using our all-in-one platform which integrates all the tools you need.


Our dedicated support team provides onboarding sessions, PDF and video tutorials and trainings. Moreover, they're always available through the helpdesk.

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Redefining software for solar engineering

Virto.CAD is a powerful PV design plugin for AutoCAD and BricsCAD.

It allows EPC, engineering firms and developers in the solar industry to create detailed drawings and calculations for commercial rooftop and utility-scale ground mounted PV projects.


3D Modelling

Generate 3D buildings automatically.

Module Layout

Generate module layouts automatically.

Shadow & Irradiation simulation

Based on weather reports.

Bill of Materials Report

Generate reports as pdf of xls files.

Ballast Calculation

Calculate and visualize ballast.

String Mapping

Draw your strings automatically and colorize them for improved visualization when printed.

Cable Tray Path & Routings

Define cable tray paths on and off your roof surface or even bridge between buildings, etc.

Export to PVSyst

Simulate performance and yield of your system.

and more

Add civil objects such as roads; calculate cable lengths, voltage drops and materials, etc. Read more here.

Our other PV software

Get Started

Request a free trial and get started right away! Our free trial is available for 30 days.

Need assistance? Schedule a free demonstration with a Virto Solar Team member to see how to set up your first project with Virto.CAD.