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Autodesk is a world leader in 3D design software for manufacturing, building, construction, engineering, and entertainment. Since introducing AutoCAD in 1982, Autodesk has developed a broad portfolio of 3D CAD software programs to help users visualiz...

On Center Software develops construction software, estimating software and takeoff software for commercial and residential contractors. We also provide construction labor tracking software.

Computer Glossary, Computer Terms – Technology Definitions and Cheat Sheets from Whatis.com – The Tech Dictionary and IT Encyclopedia

“Advocating advanced technologies for bringing design, review, virtualization, and simulation into environments – Beyond the Paper. All DWF Related Content & Navisworks Product Suite”

Bluebeam

homewyse is the complete, independent reference for home product and service decisions

Vico Virtual Construction software and 5D BIM services integrate coordination, quantities, cost planning, project scheduling, and production control.

Professional takeoff services provides professional quantity surveyors/estimators to prepare cost estimates and plans, audit projects, manage construction costs and administer construction contracts for all levels and types of construction.

YouTube is a place to discover, watch, upload and share videos.

Vertigraph, Inc. develops and markets software solutions to automate the takeoff, digitizing, estimating, bidding and project management activities of companies engaged in building and construction. Vertigraph also carries a complete line of digitiz...

WikiEngineer has Equations, Examples, and information on Engineering Fundamentals including Engineering Education, Examples & Help.