File Conversion Tools
Filetype testing:
FITS -- a nice combination of the major file identification tools http://code.google.com/p/fits/
Comparison of DROID, JHOVE, NLNZ http://www.artefactual.com/wiki/index.php?title=DROID,_JHOVE,_NLNZ_Metadata_Extractor
PRONOM Registry: http://www.nationalarchives.gov.uk/PRONOM/Format/proFormatSearch.aspx?status=new
DROID: http://sourceforge.net/apps/mediawiki/droid/index.php?title=User_guide:_File_format_identification
Archivemata -- a useful sample architecture http://archivematica.org/wiki/index.php?title=Software
Virus: http://code.google.com/p/clamavj/ clamAV testing
images
ImageJ -- java native image editor and converter; easier to install and manage than ImageMagik http://rsb.info.nih.gov/ij/
ImageMagick or GraphicsMagick (a fork) http://www.imagemagick.org/script/index.php http://www.graphicsmagick.org
Documents
Java tools for DOCX format http://openxmldeveloper.org/archive/category/1008.aspx
POI Tools for Word (.doc) format http://poi.apache.org/hwpf/index.html
OpenOffice Tools for converting documents:
Canadian Guidelines for format support http://www.collectionscanada.gc.ca/government/products-services/007002-3017-e.html
US Guide: http://www.digitalpreservation.gov/
http://www.fcla.edu/digitalArchive/pdfs/DigitalArchivePolicyGuide.pdf