Which architectural software product launch in the early 1980s revolutionized the industry by introducing Computer-Aided Design (CAD) to mainstream architectural practice?

The architecture industry has been transformed by software tools that changed how professionals design buildings and spaces. From manual drafting to sophisticated 3D modeling and BIM (Building Information Modeling), these tools have revolutionized architectural workflows and possibilities. This trivia question tests your knowledge about a groundbreaking product launch that fundamentally changed architectural practice worldwide.

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AutoCAD by Autodesk (1982)
ArchiCAD by Graphisoft (1987)
SketchUp by @Last Software (2000)
Revit by Charles River Software (1997)