Scratchbox is a Linux embedded application development toolkit which also provides cross compilation support for Linux distributions.
The project has been initially developed by Movial and sponsored by Nokia. It is licensed under the GNU General Public License (GPL).
Scratchbox was designed for the Maemo development platform (Nokia 770, N800, N810 Internet Tablets and Nokia N900 and N9 phones) and supports ARM architecture and x86. Targets like PowerPC and MIPS architecture works under experimental level.
References
Scratchbox Wikipedia(Text) CC BY-SA