Format plugins (load/save)
To install, unzip the file to the Plugins directory below the XnView directory.

All Plugins v1.90 Setup
All Plugins v1.90 Zip
Plugins SDK	SDK for developer who wants to add new image format
SPL, PRN, PCL, HPGL, PLT	NT EMF Spool, PCL5 and HP-Gl/2, PCL6(XP) & ZjStream file format (read) Thanks to Oleg Kovalenko, http://www.prnwatch.com
OpenRaster	OpenRaster format (read)
WebP	WebP format (read/write)
Paint.net	Paint.net format (read)
AWD	AWD format (read)
BMF	BMF format (read)
DjVu	AT&Ts DjVu format (read)
ECW	Ermapper format (read)
OpenEXR	OpenEXR format (read)
ERI	ERIchan format (read)
FIF	Iterated Systems format (read)
FPX	FlashPix format (read/write)
Jbig	"Joint Bi-level Image experts Group" format (read/write)
Jbig 2	JBIG 2 format (read)
SFF	Structured Fax format (read)
WIC	J Wavelet Image Codec format (read/write)
LWF	Lurawave format (read/write) (Can only save images up to 4096x4096 pixels)
LDF	LuraDocument format (read) (Can only save images up to 4096x4096 pixels and maximum of 6 pages)
JPEG 2000 LWF	JPEG-2000 JP2/JPC File format (read/write) (Can only save images up to 4096x4096 pixels)
IWC	WaveL format (read/write)
JPEG 2000	JPEG-2000 JP2 File format (read/write)
MrSid	MrSid format (read)
WLM	CompW format (read/write)
JNG	JNG/MNG format (read)
JPEGls	JPEG lossless format (read)
Susie	Allows to use Susie's plugins
PWC	PWC (Fast Piecewise-constant) format (read)
Whypic	YPC format (read)
P2	Pic2 format (read)
PCD	Allows to read high resolution of PCD files
DC	kdc format (read)
CPA	CPA Prism format (read)
LDF-JPM	LDF.jpm format (read/write)
DXF/DWG/HPGL CGM/SVG	DXF/DWG/HPGL/CGM/SVG format. Use third party component from http://www.cadsofttools.com
Compound	3DSMax & Picture IT! thumbnail, and Microsoft Image Composer (read)
PAX	PAX format (read)
WMP	HD Photo format (read/write)
WSQ	WSQ format (read)