: Right-click the X-axis and go to the Scale tab. Uncheck "Automatic" for the minimum and maximum values and enter a date slightly before your first task to center the view. Open Source Alternatives
Using a pre-built template is the fastest way to get started. These templates use conditional formatting to automatically generate task bars based on the dates you enter. gantt chart open office free download
: Since OpenOffice Calc can open .xls and .xlsx files, you can also use general Excel Gantt chart templates available through the OpenOffice repository. How to Create a Gantt Chart in OpenOffice Calc : Right-click the X-axis and go to the Scale tab