21
University of Colorado
94
Freeware
Fun, interactive, research-based simulations of physical phenomena.
5
University of Colorado, Department of Physics
46
Freeware
It allows you to build circuits with resistors, light bulbs, batteries, etc.
2
HVAC Computer Systems Ltd.
54
Commercial
All construction data is presented on screen, in english, no code numbers.
335
New Wave Concepts Limited
9,802
Shareware
Combines circuit design, simulation and CAD manufacture to realize projects.
Circuit Magic
32
Shareware
Circuit Magic is an electrical circuits simulation program.
3
CMH Software, Inc
255
Shareware
Makes the creation, testing of diagram schematics diagrams fast and easy.
CMH Software, Inc
12
Freeware
View and print PCF files exported from the Constructor 12 program.
5
@Last Software
53
Freeware
Complementary construction accesories regarding library for Google Sketchup.
1
Professional Estimating Systems
81
Shareware
Pro-Est HVAC is the complete HVAC estimating program.
Elite Software Development, Inc.
132
Shareware
The HVAC Tools program allows the quick calculation of HVAC design tasks.
8
the Qucs team
3,037
Open source
Quite Universal Circuit Simulator is an integrated circuit simulator.
13
Richard P. Andresen
1,142
Shareware
Use analog circuit simulation for the professional circuit designer.
3
ABB
324
Freeware
Air circuit breakers can be used both as circuit-breakers for general protection.
Formative Software, Inc.
Shareware
Construction Advantage is a valuable tool for construction professionals.
2
Mainstream Engineering Corporation
365
Freeware
Open Book HVAC Certifications software for EPA certifications.
5
Taco Inc.
415
Freeware
Design HVAC systems and perform design calculations and changes.
1
Software Advice, Inc.
49
Shareware
QuoteExpress SheetMetal is the premier HVAC and Mechanical estimating programs.
15
Carrier Corporation
1,108
Demo
Block Load is a powerful, fully featured HVAC load estimating program.
