Artweaver - Another free Photoshop?

Another Photoshop clone? or is this the real deal? Artweaver looks quite impressive with its support for all file formats, brushes, layers support, transparency and also a wide array of open source plug-ins.

Artweaver is a simple Freeware program for creative painting, i.e. Artweaver offers you all artistic effects which you need for your work.
You can [...]