Grsync is used to synchronize folders, files and make backups.
Quick Lookup
Quick Lookup is a simple GTK dictionary application powered by Wiktionary™.
Sigil
Sigil is a multi-platform EPUB ebook editor .
Paperwork
Paperwork will help you sort all your papers by turning them into searchable documents. It’s simple: just scan and forget. Looking for a specific paper? Just type in a few keywords and tada! You can search across your PDF files too!
Ghostwriter
Enjoy a distraction-free writing experience, including a full screen mode and a clean interface. With Markdown, you can write now, and format later.
Gnumeric
Gnumeric is an open-source spreadsheet program.
Diffuse
Diffuse is a graphical tool for merging and comparing text files. Diffuse is able to compare an arbitrary number of files side-by-side and gives users the ability to manually adjust line matching and directly edit files.
Calligra
Calligra Suite is an office and graphic art suite by KDE. It is available for desktop PCs, tablet computers, and smartphones. It contains applications for word processing, spreadsheets, presentation, vector graphics, and editing databases.
Pluma
Pluma is a text editor which supports most standard editor features. It also extends this basic functionality with other features not usually found in simple text editors.
QOwnNotes
Free open source plain-text file markdown note taking with Nextcloud / ownCloud integration