Launch calendar.

KMouth

Productivity

Speak typed text and reuse phrases from a phrasebook

Kontrast

Design

Check the contrast between foreground and background colors

Merkuro

Productivity

Keep events, tasks and contacts together in KDE

Calligra

Business

Write documents, calculate in spreadsheets and build presentations

KRename

Automation

Rename a group of files with one reusable naming rule

Zanshin

Productivity

Sort tasks by project or by where you can do them

Kile

Productivity

Write, compile and preview LaTeX documents from one editor

Krusader

Productivity

Compare, copy and synchronize folders in a twin-pane file manager

Marknote

Productivity

Write formatted notes that stay available as Markdown files

KBibTeX

Productivity

Edit reference records and check duplicates in BibTeX libraries

KleverNotes

Productivity

Organize Markdown notes with an editor and formatted preview

Tellico

Productivity

Build a searchable catalog for books, media or other collections

Apostrophe

Productivity

Draft Markdown in a focused editor with live preview

GNOME Disk Usage Analyzer

Productivity

Find what fills a drive with folder sizes and storage charts

RSI Break

Productivity

Schedule desktop breaks around periods of keyboard and mouse use

Curtail

Design

Compress PNG, JPEG, WebP and SVG images for sharing

GNOME Citations

Productivity

Maintain a BibTeX bibliography in a GNOME desktop editor

Switcheroo

Design

Convert and resize images without opening a full graphics editor

Dialect

Productivity

Translate text on GNOME with a choice of translation providers

Déjà Dup Backups

Privacy & security

Schedule encrypted backups and restore personal files from snapshots

Gradia

Design

Add callouts, arrows and finishing touches to screenshots