Web Feed

A web feed (or news feed) is a data format used for providing users with frequently updated content. Content distributors syndicate a web feed, thereby allowing users to subscribe to it. Making a collection of web feeds accessible in one spot is known as aggregation, which is performed by an Internet aggregator. A web feed is also sometimes referred to as a syndicated feed.

In the typical scenario of using web feeds, a content provider publishes a feed link on their site which end users can register with an aggregator program (also called a feed reader or a news reader) running on their own machines; doing this is usually as simple as dragging the link from the web browser to the aggregator. When instructed, the aggregator asks all the servers in its feed list if they have new content; if so, the aggregator either makes a note of the new content or downloads it. Aggregators can be scheduled to check for new content periodically. Web feeds are an example of pull technology, although they may appear to push content to the user.

The kinds of content delivered by a web feed are typically HTML (webpage content) or links to webpages and other kinds of digital media. Often when websites provide web feeds to notify users of content updates, they only include summaries in the web feed rather than the full content itself.

Web feeds are operated by many news websites, weblogs, schools, and podcasters.
RSS is a family of Web feed formats used to publish frequently updated works—such as blog entries, news headlines, audio, and video—in a standardized format. An RSS document (which is called a "feed", "web feed", or "channel") includes full or summarized text, plus metadata such as publishing dates and authorship. Web feeds benefit publishers by letting them syndicate content automatically. They benefit readers who want to subscribe to timely updates from favored websites or to aggregate feeds from many sites into one place. RSS feeds can be read using software called an "RSS reader", "feed reader", or "aggregator", which can be web-based, desktop-based, mobile device or any computerized Internet-connected device. A standardized XML file format allows the information to be published once and viewed by many different programs. The user subscribes to a feed by entering the feed's URI (often referred to informally as a "URL", although technically, those two terms are not exactly synonymous) into the reader or by clicking an RSS icon in a browser that initiates the subscription process. The RSS reader checks the user's subscribed feeds regularly for new work, downloads any updates that it finds, and provides a user interface to monitor and read the feeds.

RSS formats are specified using XML, a generic specification for the creation of data formats. Although RSS formats have evolved since March 1999, the RSS icon ("") first gained widespread use between 2005 and 2006.

FEED Validator

FEED Validator

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Top 10 Windows RSS Feed Readers and News Aggregators

By Heinz Tschabitscher, About.com

RSS feeds are a spam-free, quick and efficient way to read news and weblogs. To get the most out of newsfeeds, you need a powerful aggregator, though, that lets you organize, search, categorize and use news items just like emails. Here are my top picks for reading news on Windows.

1. NewzCrawler - RSS News Feed Reader

NewzCrawler
NewzCrawler is a fantastic RSS feed reader with a highly usable interface and tons of useful features and gimmicks. While NewzCrawler lets you post to blogs, its weak spot is news item relations.

2. FeedDemon - RSS News Feed Reader

FeedDemon
FeedDemon is a clean and well thought-out approach to reading RSS feeds. Easy to configure and use, FeedDemon still has a very comprehensive feature set and hardly any weak spots.

3. Google Reader - RSS News Feed Reader

Google Reader - Free RSS News Feed ReaderHeinz Tschabitscher
Google Reader is a decidedly simple yet very usable and, thanks to a flexible labeling system, quite comprehensive web-based RSS feed reader.

4. Omea Reader - RSS News Feed Reader

Omea Reader - RSS News Feed ReaderHeinz Tschabitscher
Omea Reader makes staying up to date with RSS feeds, Usenet news and web pages a smooth experience tailored to your reading style and organizing talent with search folders, annotations, categories and workspaces.

5. Bloglines - RSS News Feed Reader

Bloglines - Web-Based RSS News Feed ReaderHeinz Tschabitscher
Bloglines is a great, web-based way to read RSS feeds. There's no software to wrestle with, and using Bloglines is smooth and easy. You can even subscribe to searches in either your or all feeds and publish a blog with remarkable simplicity.

6. NewsGator Online Services - RSS News Feed Reader

NewsGator Online Services - RSS News Feed ReaderHeinz Tschabitscher
NewsGator Online Services make your RSS feed follow you. Using intelligent subscription and item synchronization, you can read news on the web, via POP email, on a mobile device or in NewsGator for Outlook. Unfortunately, the NewsGator Online Services web edition lacks a bit in features and functionality.

7. NewsGator Inbox for Outlook - RSS News Feed Reader

NewsGator Inbox for OutlookHeinz Tschabitscher
NewsGator does the very right thing of integrating RSS feeds (and Usenet news) with an email client. NewsGator lets you read, archive, organize and search news with all the power of Outlook.

8. Awasu Personal Edition - RSS News Feed Reader

Awasu Personal Edition - RSS News Feed ReaderHeinz Tschabitscher
Awasu Personal Edition is an extremely feature-rich RSS feed reader. The option to enhance it with plug-ins and hooks in particular makes Awasu a powerful aggregator, in spite of some limitations.

9. Blog Navigator - RSS News Feed Reader

Blog Navigator - RSS News Feed ReaderHeinz Tschabitscher
Blog Navigator is a sophisticated RSS feed reader that packs a lot of power — search folders and offline article archiving, for example — in an easily approachable interface. There are still some rough edges, though, Blog Navigator comes with little documentation and search as well as organization show room for improvement.

10. SharpReader - RSS News Feed Reader

SharpReader - RSS News Feed ReaderHeinz Tschabitscher
SharpReader is a great RSS feed reader that knows how to organize news and blogs in their logical order to make following them easy. Virtual folders and searches would be logical next steps.

Source: http://email.about.com