Microsoft Project (or MSP) is a project management software program eveloped and sold by Microsoft which is designed to assist project managers in developing plans, assigning resources to tasks, tracking progress, managing budgets and analyzing workloads. The first version of Microsoft Project was released in for DOS in 1984 by a company the was working for Microsoft. Microsoft bought all rights to the software in 1985 and released version 2. Version 3 for DOS was released in 1986. Version 4 for DOS was the final DOS version, released in 1987. The first Windows version was released in 1990, and was labelled version 1 for Windows. An interesting thing to note is that the first version for DOS introduced the concept of link lines (dependency lines) between tasks in the Gantt chart.