Twitter4J is an open-sourced and mavenized Java library for the Twitter API which is released under a BSD-style license. http://yusuke.homeip.net/twitter4j/index.html With Twitter4J, you can easily integrate your application with twitter.com. Twitter4J 1.0.6 fixes some compatibility issues. All projects depending on Twitter4J are strongly suggested to update the library. You can check the complete list of changes at the Twitter4J Jira site. http://yusuke.homeip.net/jira/secure/IssueNavigator.jspa?reset=true&pid=10002&fixfor=10090