LibreOffice and WikiSuite have some similarities. This page is to explain the differences and rationale of choices. You likely will be interested in the other alternatives to WikiSuite.
LibreOffice is a desktop application which stores data in files and folders, wheras Tiki is a web application which stores data in a database. See Files vs web pages
| LibreOffice | WikiSuite |
| Writer – word processor | Tiki Wiki with or without WYSIWYG |
| Calc – spreadsheet | Tiki Spreadsheet (jQuery.sheet) |
| Impress – presentations | Tiki Slideshow (reveal.js) |
| Draw – diagrams | Tiki Diagrams (MxGraph / draw.io) |
| Base – database | For end user databases: Tiki Trackers. For a more traditional relational database, use the same as Tiki: MySQL or MariaDB. |
| Math – formula editor | Tiki Calculations |
| Charts | Plotly |
Tiki offers svery good PDF generation with mPDF