Sin IDE is... a super slick and snappy mashup of Sublime Text + IntelliJ IDEA + NetBeans IDE.
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Featuring a firy brew of free and out of the box tools for seamless work with Git, Mercurial, Subversion, Maven, Gradle, Java, JUnit, TestNG, FindBugs, Java EE, JavaFX, Java Profiler, Tomcat, TomEE, GlassFish, WildFly, WebLogic, MySQL, Oracle DB, Java Derby, embedded JavaFX WebKit browser, AngularJS, KnockoutJS, RequireJS, NodeJS, Bower, Karma, Grunt, HTML5, CSS3, JavaScript, Chrome Developer Tools, PhoneGap/Cordova, IoT, Oracle Cloud, Raspberry Pi, PHP, C/C++ and much much more, the top ten of which are here.
Promo material consists of a t-shirt featuring a laughing demon on the front and the logo "So good, it's sinful" on the back in flames...