Any updates on free HDR software?

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hiya.. anyone got any updates on where to download those free HDR software.. i hv google quite a few and try but still Photomatix is better... only thing is there is watermark on it...

i hv tried some of the open source and freeware but still photomatrix is much better...

Qtpfsgui
Picturenaut
FDRTools Basic
Essential HDR Community Edition
etc...

hopefully can recommend me some lobang...