Apps with 'Grouping entries' feature
- Bibliography reference manager. The native file format used by JabRef is BibTeX, the standard LaTeX bibliography format.
- Log4View is a convenient viewer for XML or pattern formated log4net, log4j or log4cxx logging output.
- Nooshub can group articles from your RSS feeds that are similar. That makes it easy for you to compare different viewports on the same topic.