There are some companies that sell meal planning software. The Living Cookbook meal planning software is one of the highly recommended ones.
There are a number of companies that sell GIS software which is a software used for mapping. This software is offered by companies such as Geoplan, RockWare and Caliper.
Amazon.com sells a variety of books about diabetic meal planning. Some of the top results are titled "Easy Meal Planning for Diabetics" and "Diabetic Meal Planning Made Easy: How to Put the Food Pyramid to Work for your Busy Lifestyle." http://www.amazon.com/s/ref=nb_sb_ss_c_1_22?url=search-alias%3Dstripbooks&field-keywords=diabetic+meal+planning&sprefix=diabetic+meal+planning
Most of them sell their software for money. They can also sell tech support (troubleshooting, upgrades etc.)
Here are a couple companies that will sell this software to you: http://www.replicon.com/ and http://www.timesheet.com/ .
A lot of companies sell software for conference systems you can see on google. if you want the best software for conference systems with a 1-month free trial then I want to recommend you DeskFlex. more details at deskflex .com
Companies have special websites where they sell software. Amazon, being one of the most popular retailer on the internet, you can find copies of Microsoft Word 2010 to Windows 8.
Event planning software can typically be found from stores that sell home electronics and computers, there are also stores that specialize in selling only various software. There are also many online software stores, from which the software can often be straightaway downloaded for use.
Software written by the machine's users. The manufacturers of computers supplied none with the machine and no companies existed to develop and sell software.
Google is now one of the biggest travel software companies. Its new program called ITA Software can track prices of flights through their Matrix airfare finder.
There are a number of companies that develop these kinds of software. Totality Software and Lariat Software, for example, are both known to make this software.
Firms in the United Kingdom which sell payroll software are 12Pay, Moneysoft and Sage. They all offer a range of different types of payroll software for different companies.
Chiropractic medical software can be purchased though health specialist webpage stores, such as ChiroTouch. Similarly, companies such as Chiro Monkey sell chiropractic software, for example.