Okular
Description: Okular is a versatile document viewer software for KDE. It supports viewing PDFs, EPUBs, ODT, and other document formats. Okular allows annotating, highlighting, commenting on documents as well as filling forms.
Type: software
Pricing: Free
Wekan
Description: Wekan is an open-source kanban board web application. It allows users to create and view kanban boards to track projects and tasks.
Type: software
Pricing: Open Source