AppJet, Inc.[1] was a website that allowed users to create web-based applications on a client web browser.

[2] They launched their initial public beta on December 12, 2007, allowing anyone to create a web app.

[4] On August 14, 2008, AppJet released a programming tutorial aimed at a target audience of "absolute beginners".

[5] The tutorial used the AppJet IDE to provide a programming sandbox, allowing readers to experiment with sample code.

This was one of the first online tutorials to embed an IDE, exposing a complete server-side web app framework inline with text.