AtomEnabled

This is an ultra-liberal feed parser, suitable for reading RSS and Atom feeds as produced by weblogs, news sites, wikis, and many other types of sites.

A Java toolkit for creating and consuming Atom. New release.

An open source feed parser API for Java. Source provided.

XML::Atom is a server implementation of the API. XML::Atom::Server implements a core base system upon which other implementations can build and hook into their own applications.

Atom4J serves as a library to assist in reading and generating Atom API specified XML. Atom4J includes an abstract Servlet for assisting in the implementation of a Servlet which supports the Atom API.

Atom.NET is an open source library entirely developed in C# aimed to handle Atom feeds in an handy way. It provides an object model to write Atom feeds.

Create .NET applications and web services with rich control of Atom.

Like XML::Atom::Server, this is a base class upon which you can build an Atom server. It provides more default functionality than XML::Atom::Server, however, allowing you to build your server quicker.

An Objective-C/Cocoa implementation of the Atom API

Simple feed integrator script for PHP websites. Part of the CG-PowerPack of scripts -- while packaged for WordPress, FeedRead has no WP dependency, and can display RSS/RDF/Atom feeds on any website.