LibreOffice is a free and open-source office suite that provides users with powerful tools for word processing, spreadsheet creation, presentation design, and more. 

LibreOffice offers a range of features and functionalities that allow users to create and edit documents with ease. Writer, the word processing tool, allows for the creation of professional-looking documents and includes features such as spell check, grammar check, and the ability to insert images and tables. Calc, the spreadsheet tool, allows for complex calculations and data analysis, while Impress provides a variety of options for creating engaging presentations.

One of the most significant advantages of LibreOffice is its compatibility with Microsoft Office file formats, making it easy for users to share files with others who use different office suites. Additionally, LibreOffice is highly customizable, with the ability to add extensions and themes to enhance its functionality and appearance.

Another important feature of LibreOffice is its commitment to privacy and security. Unlike some proprietary office suites, LibreOffice does not collect user data or include any hidden tracking features. This makes it a reliable choice for individuals and organizations concerned about data privacy and security.

LibreOffice is a powerful and versatile office suite that is available to everyone for free. Its compatibility with popular file formats, customization options, and commitment to privacy and security make it a top choice for individuals and organizations alike.

Key Features:

• Word processing, spreadsheet, presentation, drawing, and database management tools
• Allow open and edit various file formats, including those from Microsoft Office
• Customizable appearance with different themes, fonts, and colors
• Collaboration support for multiple users to work on the same document
• Formula editor for creating mathematical equations and symbols

The change log – with over 50 bugs solved

Bugs fixed against 3.6.5

1. bnc#404221 PPT export: fix text rotation in shapes: [Michael Stahl]
2. bnc#590020 oocalc produces wrong XY-diagrams, probably wrong sorting of x values [Kohei Yoshida]
3. bnc#798271 Charts are not visible after save [Kohei Yoshida]
4. bnc#798309 OOXML import: A shape with background are missed when importing xlsx. [Noel Power]
5. fdo#33484 Printing multiple files from Windows Explorer at once makes LibreOffice unusable [Stephan Bergmann]
6. fdo#34548 EDITING: CRASH in action after Undo [David Tardon]
7. fdo#34800 EDITING: Comments added to footer are placed at the right top of the page. [Joren De Cuyper]
8. fdo#34897 FILESAVE as .ppt mis-rotates text [Michael Stahl]
9. fdo#35365 Wrong automatic text color "dark grey" with black background for some GNOME themes [Benjamin Drung]
10. fdo#37449 Crash when previewing the Pgtextje.ttf font in the font list [Caolán McNamara]
11. fdo#39135 EDITING CRASH when R1C1 conversion (Shift+F4) from relative to absolute [Kohei Yoshida]
12. fdo#45879 VIEWING: Selected Glue Point no longer highlighted [Michael Meeks]
13. fdo#49784 CRASH when FILEOPEN particular document containing .svm pictures [Julien Nabet]
14. fdo#52286 FILESAVE as .RTF will show subscript and superscript with normal font height instead of reduced height [Miklos Vajna]
15. fdo#54087 Firefox plugin not recognized in LibO 3.6 (regression) [Andras Timar]
16. fdo#54275 Linux: Unable to "Save" (or "Save As") New Document on Samba (gvfs) Mounted Share [Stephan Bergmann]
17. fdo#56031 Accessible Text Interface not updating until word boundary at caret offset [Caolán McNamara]
18. fdo#57465 : Calc sorts columns incorrectly [Markus Mohrhard]
19. fdo#58204 Textbox properties export to PPT bad (Impress) [Michael Stahl]
20. fdo#58283 .desktop files miss translations -> LibO descriptions untranslated in application menu [David Tardon]

    ... https://wiki.documentfoundation.org/Releases/3.6.6/RC1
    ... https://wiki.documentfoundation.org/Releases/3.6.6/RC2