RSSOwl is an open source alternative to organize and manage all your RSS feeds. Is running as standalone program installed on personal computer and interface is available in many languages.
Is more productive to use a RSS reader to keep, organize and read all your RSS feeds from a single application.
It supports multiple tabs, includes a browser to read web pages, can group feeds by date, category, add tags and more.
View mode is customizable, can filter and organize desired feeds as you want.
Can import feeds from file or another account/program or export them. Supports password protection.
A full featured and highly customizable RSS manager and reader.