The nuvorm website structure was changed, so I updated the link. Now it seems the tool is no longer available online, but it you can download the sourcecode in AS3 and compile yourself. For convenience I’ve generated a few explosion sprites and made them available here.
Preview:
Download the generated explosion sprites from here:
![Explosion 1 Explosion 1](https://hasgraphics.com/wp-content/uploads/2010/08/explosion_1-300x7.png)
![Explosion 2](https://hasgraphics.com/wp-content/uploads/2010/08/explosion_2-300x9.png)
![Explosion 3](https://hasgraphics.com/wp-content/uploads/2010/08/explosion_3-300x6.png)
![Explosion 4](https://hasgraphics.com/wp-content/uploads/2010/08/explosion_4-300x6.png)
![Explosion 5](https://hasgraphics.com/wp-content/uploads/2010/08/explosion_5-300x6.png)