Description: KeepNote is an open-source note taking and organization program. It provides a simple tree-based notebook metaphor for storing notes and information in a hierarchical structure much like folders on a file system.
Type: software
Pricing: Open Source
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