1)   jxProject 2.1.0.2
Free Project Management Software - Windows/Linux/Mac, Supports resource leveling, parent/child task structures and familiar linking relationships. Flexible resource scheduling: multiple calendars, timezones, part-time and shifts.
free, project, management, software, application, gantt, chart, gant, time, schedule,

 2)   GanttPV for the Mac v0.6
Create project schedules. Plan assignments. Prioritize followup items. Calculate float. Display gantt charts. Manage workload. Reuse template projects. Define keyboard shortcuts. Write scripts. Monitor productivity and out-of-pocket expenses.
project management, schedule, gantt, gant, gannt, gantt chart, bar chart, task, critical path, earned value,

 3)   GanttPV - Project Scheduling Software v0.6
Create project schedules. Plan assignments. Prioritize followup items. Calculate float. Display gantt charts. Manage workload.
project management, schedule, gantt, gant, gannt, gantt chart, bar chart, task, critical path, earned value,