Lightscape Technologies, Inc. The Lightscape Visualization System is an advanced lighting and visualization application for creating accurate images of how a 3D model or an object of space would appear if physically built. http://www.lightscape.com/

Architectural Lighting Design Software - Rayfront Radiance based lighting design and architectural visualisation software. Comprehensive lighting design glossary. http://www.schorsch.com/

Adeline A lighting simulation and visualization package based on Superlite and Radiance. http://radsite.lbl.gov/adeline/

LightCalc Lighting Design Software Lighting calculation software for Windows and Macintosh. Allows to determine lamp selection and fixture spacing for general, task, and art lighting. http://www.lightcalc.com/

Relux Informatik AG A lighting calculation program for Windows with free standard version for electrical lighting. Pro version adds daylighting and US format luminaire data import. http://www.relux.ch/en/index.html

Columbia Lighting LitePro is an indoor and outdoor lighting calculation program for Windows with color 3d display capability. http://www.columbialighting.com/programs/litepro.html

Lighting Technologies, Inc. Lighting calculation software such as Lumen Micro and the Simply Lighting series. http://www.lighting-technologies.com/

Rayforge Services Offers Olivia and Fiona software packages to check your outdoor lighting design for compliance with dark sky requirements and unobstrusiveness. http://www.ozemail.com.au/~rayforge/

Lighting Analysts, Inc. Lighting calculation and visualization software for daylighting and electric lighting prediction. Products include AGI32, AGI-Light, Photometric Toolbox32 and WebZC. http://www.agi32.com/

AutoLUX Performs exterior direct lighting calculations within your AutoCAD drawing session. http://www.alux.org/

Trevor Caswell Software The Perfect Lite series of lighting calculation programs for MS-DOS. http://www.powerup.com.au/~trevorc/

Crouse-Hinds Luxicon Software Lighting calculation software targeted at industrial lighting applications. http://www.crouse-hinds.com/index.cfm

Bid4Build Construction Estimating Software Bid2Build is well suited for all types of residential construction, insurance estimating, home remodeling projects and some areas of commercial construction. Bid2Build's extensive database and category listings enable you to provide accurate estimates which span the gamut of contractor jobs and which include most every common building material. http://www.bid4build.com/