Download software tagged by free modeling and simulation

CBT for CCNA contains CCNA network simulator and exam simulator for CCNA. The features include 575+ questions in exam simulator with support to various question types

Real stars and galaxies in 3D color. Easy to use. 9, 000 stars and 2, 400 galaxies. Select stars by magnitude, distance, or spectral type. Displays known planetary star systems. Find stars and galaxies by name and fly to them with a keypress.

All-in-one freeware for pH and equilibrium calculations, real data analysis and simulation of titration curves of acids, bases, salts and buffers (from simple solutions to complex mixtures) with interpolation, smoothing and nonlinear regression.

Free Buttons - Create stylish buttons for your website & projects with our free button maker. Through the program's flexible functionality & advanced features you can design truly impressive web buttons & guide your visitors to the desired 'click'.

The Axigen Free Mail Server is a great alternative to open source: it is an all-in-one, turnkey messaging solution, with an amazing number of free users (100 basic email users, calendaring for 5 users included).

Create calendars easily with the free version of this calendar software. Alternatively, you can get a professional version which has bonus/extra features not included in the free version. You can print the calendars freely, incorporate your own photo

Free DVD Ripper is super fast free DVD audio ripper, free DVD ripping software, can rip DVD to MP4, AVI, WMV, MOV, RM, RMVB, MPG, MPEG, 3GP, 3GPP, MPG, ASF, FLV, VOB, WMA, M4A, MP3, AC3, WAV, etc with wonderful quality.

Proven guide to get a free PS3, free Wii, free Xbox 360, free iPhone, free iPod , free HDTV & much more. I am a private individual just like you.

The Axigen Free Mail Server is a great alternative to open source: it is an all-in-one, turnkey messaging solution, with an amazing number of free users (100 basic email users, calendaring for 5 users included).