ParseKit is a Mac OS X Framework written by Todd Ditchendorf in Objective-C and released under the Apache 2 Open Source License. ParseKit is suitable for use on Mac OS X Leopard and later or iOS. ParseKit is an Objective-C is heavily influced by ANTLR by Terence Parr and “Building Parsers with Java” by Steven John Metsker. Also, ParseKit depends on MGTemplateEngine by Matt Gemmell for its templating features.