Nearly all of them! It saves your standard JPEG, PNG, GIF, MOV, and MPEG4, but it also saves a vast array of file types as listed below: JPEG (*.jpg, *.jpeg, *.jpe, *.jiff) GIF (*.gif) PNG (*.png) BMP (*.bmp, *.rle, *.dib) TIFF (*.tif, *.tiff) ICO (*.ico) Camera Raw (*.tif, *.crw, *.nef, *.raf, *.orf, *.mrw, *.dcr, *.mos, *.raw, *.pef, *.srf, *.dng, *.x3f, *.cr2, *.erf, *.sr2, *.kdc, *.mfw, *.mef, *.arw, *.nrw, *.rw2, *.rwl, *.iiq, *.3fr, *.srw) Photoshop (*.psd, *.pdd) PCT File (*.PCT, *.PICT) MOV (*.mov, *.qt) MPEG4 (*.mpg4, *.mpeg4) AVI (*.avi) WMV (*.wmv)