Apache OpenOffice (AOO) Bugzilla – Issue 113758
window option to view open sheets tiled vertically/horizontally
Last modified: 2013-07-29 12:54:37 UTC
Viewing data from multiple sheets in a single window allows easy comparison of similar data. This has been a feature of Excel for some time now and seems a major omission from Calc
And even data from different parts of the same spreadsheet by split window.