This app is made by Tom Canac, and is released under the CC-BY-SA licence. You can modify it and share it as long as you keep the same licence, and you quote me as the original author.
The computing part of this app is based on HTML Mini-tools (Public Domain) by Timo Van Neerden. If you reuse this part, don't forget to quote him. Thanks you Timo :)
Icon are from the Moka project. This is a great linux-design set of themes and icons, don't hesistate to have a look.