Polish economist Karol Adamiecki attempted to display task development in a floating chart and laid the foundation for project management software as it is today.
The term project management was not used prior to 1954 when US Air Force General Bernard Adolph Schriever introduced it for military purposes.
Like Gantt charts and CPM, PERT was invented for military purposes, this time for the US Navy Polaris missile submarine program.
WBS was an inspiration for Winston Royce’s Waterfall Method (1970) where management phases are organized in a way that doesn’t allow a new task to begin before the previous ones are completed.
[8] The trend continued with PRINCE2 (1996) which increased the number of processes to seven, because of which developers considered designing products for managing complex projects.
Web-based tools, including extranets, generally fall into this category, but have the limitation that they can only be used when the user has live Internet access.
[11] To tackle this, some project management software utilize information visualization, so that users can more easily find, analyze and make changes to their data.