Short bio: Computer Scientist, FOSS supporter (read more)
Tux Machines (TM)-specific
Over the weekend, LibreOffice took the Experiment award for most appreciated software at the Open World Forum in Paris. I use LibreOffice every day, so I definitely think the award is well-deserved. Although I use some extensions, LibreOffice (and OpenOffice) have a collection of add-ons that I haven't even explored yet. Here are three particularly useful add-ons to improve your office tools:
Oracle PDF Extension: This handy extension allows you to open and edit PDF files within LibreOffice or OpenOffice. If there's a better, non-Adobe PDF editor, I haven't found it yet (but feel free to leave comments with your recommendations).