clusterss is described as 'Clusterss is a web content dashboard designed for people who consume lots of information. It presents a rolling window of pages from your feed, grouping closely related items together. Browser notifications are provided for new items that relate to previously bookmarked pages' and is an website in the News & Books category. There are more than 100 alternatives to clusterss, not only websites but also apps for a variety of platforms, including Android, Mac, Windows and Linux. The best alternative is Feedly, which is free. Other great sites and apps similar to clusterss are Inoreader (Freemium), QuiteRSS (Free, Open Source), Tiny Tiny RSS (Free, Open Source) and NewsBlur (Freemium, Open Source).
Feedly is a better way to organize, read and share the content of your favorite sites. It weaves the content from the RSS feeds of your favorite websites into a fun magazine-like experience and provides seamless integration with social networks.
Discover, share and read the best on the web. With Inoreader, content comes to you, the minute it's available. Subscribe to RSS Feeds, Blogs, Podcasts, Twitter searches, Facebook pages, even Email Newsletters! Get unfiltered news feeds or filter them to your liking.
Tiny Tiny RSS is an open source web-based news feed (RSS/Atom) reader and aggregator, designed to allow you to read news from any location, while feeling as close to a real desktop application as possible.
NewsBlur is a personal news reader that brings people together to talk about the world. It shows you the original site and allows you to read stories directly off the site while keeping track of what you read. It also filters and highlights stories you like and dislike.
FreshRSS is a free, self-hosted RSS aggregator. It is quite lightweight, fast (it can manage +100k articles without complaining) and powerful (e.g. shortcuts, filters, responsive design, multi-views, multi-themes, multi-users, statistics, provides a Google Reader API, etc.)