IBM Launches Maqetta HTML5 Tool

IBM announced Maqetta, an HTML5 authoring tool for building desktop and mobile user interfaces, and also announced the contribution of the open-source technology to the Dojo Foundation.

You can use Maqetta only or donload it to your computer. No install. Just extract the downloaded file to a directory of your choice and start a .bat file on Windows. There are also start files for Linux and Mac.

Source: eWeek.com