Appcelerator, Inc. is an open source software company specializing in products and services for rapid rich Internet application (RIA) and SOA-based services development. The Appcelerator Platform SDKs enable developers to develop rich Ajax and DHTML applications using cross-browser widgets, a unique Web Expression Language and other open standards-based languages like HTML and CSS - without the use of Javascript. Appcelerator supports most languages, including Java, Ruby, PHP, .NET, Python and Perl.