Besides being a tasty canned meat product, "spam" can be defined as unwanted messages sent via email, text, instant messaging, social media, search listings, phone (robocalls), direct mail (junk mail), internet forums and blog or article comments. Not only is spam a nuisance, but spam messages can contain threats for content providers, consumers and other innocent users. Developers looking to add spam fighting services to applications are in the right place. To receive updates about Spam APIs, click the TRACK THIS CATEGORY button below. And, if you want updates from other ProgrammableWeb categories, be sure to click the track button on those category pages as well.