Install LibreOffice 3.6.1 in Ubuntu 12.04 Precise/11.10 Oneiric Ocelot/Any Ubuntu Version/Linux Mint
LibreOffice is the power-packed free, libre and open source personal productivity suite for Windows, Macintosh and GNU/Linux, that gives you six feature-rich applications for all your document production and data processing needs: Writer, Calc, Impress, Draw, Math and Base. Support and documentation is free from our large, dedicated community of users, contributors and developers.


New Features and Fixes:
  • Support for color scales and data bars. Import from .xlsx and import/export from/to .ods in ODF 1.2 (extended).
  • Added Word Count to status bar.
  • PDF Export with Watermark option.
  • 10 new Impress master pages
  • Support for importing Office SmartArt
  • Import Filter for Corel Draw documents
Writer Changes:
  • Support for contextual spacing.
  • Format paintbrush can now differentiate character automatic formating applied to paragraphs from those applied to text portion inside the paragraph.
  • VML import now handles lines, rotations and flips.
  • DOCX import now handles GetExpression and SetExpression fields.
  • RTF/DOCX import/export handles document zoom settings.
  • Pressing "Ctrl+[" will decrease or "Ctrl+]" will increase the font size of the selected text, respectively.
  • Updates to Word Count.
  • Table AutoFormats now record the following table-level properties.
  • Shows Text Boundaries depending on the choice to display unprintable characters.
  • Support for importing Office SmartArt.
Calc Changes:
  • "Ctrl+D" fills down in more familiar ways, filling with contents of the cell above if no cell is selected, and, filling down multiple cells with larger selections.
  • New option to specify a custom sheet name prefix in new documents.
  • Merge cells option added to right-click menu.
  • Sheets can now be hidden and/or shown by using the sheets tab context menu.
  • Improved error message for invalid sheet name.
  • Export conditional formatting to .xlsx
  • Improved CSV file import.
  • Added a "Save cell formulas instead of calculated values" option to CSV export.
  • Added support for field items in cells.
More features info here

To Install LibreOffice on Ubuntu/Linux Mint open Terminal (Press Ctrl+Alt+T) and copy the following commands in the Terminal:
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