This is a generic filter to merge feeds, remove duplicates and ensure unique items in feeds. You can also truncate or limit the maximum number of resulting items per feed. Replace default feeds and max items below with your own feeds.

Accepts 5 feed names and their RSS URLs, append name to title, simplify date, add description to end of content (in case content is blank), remove some error causing tag code from content, find unique, sort, limit to 50 results.

Take any two XML feeds and merge them together, taking the latest 25 unique items from the combined set.

This pipe filters your merges your RSS feeds into one document to share on Friendfeed.com

This feed merges the photostreams of BlogTo, Torontoist, Toronto, Toronto Photobloggers, Toronto B&W and Toronto Transit to produce a new photostream that is free of duplicate images. It was created by Ramanan Sivaranjan.

Merge a set of links from several social bookmarking feeds (eg merge a set of feeds from several different tags on your delioius account). The supplied rss feed (eg from a delicious account) should contain a list of RSS feeds from the delicious accounts/tags you want to merge.

Merge five feeds. Corrects for Chinese pubDate; sorts according to pubDate; filters non-unique entries based on titles; add date & source site in each entry's title; correct for author (some sites use dc:creator as the author)

A merging of the official smash dojo posts, along with response from the Smash World blog.

A pipe uniting RSS feeds from four blogs and Twitter.

Last submitted videos, blogs, photos and discussions from the http://transhumanist.ning.com/ network