Until we get the popularity of personal computers, existing equipment in large companies used software developed for specific applications these users had. At that time the term Commercial Software was unknown.
Since it began marketing the Personal Computer, it began to generate a movement of software developers, even if your home was supplying their own needs for use in specific applications of many professionals such as graphic designers, engineers, planners, Accountants , etc. their programs working primarily in BASIC. Do not take long time to create a market offering that was revolutionizing given the advantages in increasing the productivity of these professionals and many Companies providing these Professional Services.
The end of the Decade of the 70s and the beginning of the 80s saw birth many of now Software and Hardware Giants.
One after another appeared specialized companies that developed equipment such as Apple Computer Inc., Atari, Commodore, Radio Shack, Sinclair, Dell, IBM and many others who disappeared in the midst of fierce competition.
To fill the demand for Software that market-driven, emerged the Software companies that, with Microsoft at the forefront, have changed to the world and to the concepts of productivity, entertainment, art, photography, editing, graphics, storage and management of information, etc..
Thus were born VisiCorp, Lotus 123, Broderbund, Software Publishing Corp., Micropro, Ashton Tate, Autodesk, and many more.