In computing, an Announcement (ANN) is a Usenet, Mailing list, or E-mail message sent to notify subscribers that a software project has made a new software release version. Newsgroup announcement recipients often have a name like "comp.somegroup.announce". Mailing list announcement recipients often have a name like "toolname-announce". Most software projects that make announcements are open source. In an announcement the subject line commonly contains the abbreviated prefix ANN:. Some additional, optional fields might include Highlights, Author(s), License, Requirements, and Release History