Linux repositories -
There are a number of linux distributions.
In general they have primary repositories which are setup for every installation of the operating system and they have special purpose repositories which require specific setup.
Repository Setup
openSUSE
For current openSUSE 11.4 and 12.1 users it is necessary to have the following repositories configured:
security
devel:languages:perl
devel:languages:python
This is most easily done from the command line via (assumes openSUSE 12.1):
sudo zypper ar -f http://download.opensuse.org/repositories/security/openSUSE_12.1 security sudo zypper ar -f http://download.opensuse.org/repositories/devel:/languages:/perl/openSUSE_12.1 perl sudo zypper ar -f http://download.opensuse.org/repositories/devel:/languages:/python/openSUSE_12.1 python
zypper lr # used to verify you have the repos installed
fedora
CERT maintains a fedora security repository with a large number of DFIR applications.
debian
You can search for debian packages at debian's search page
ubuntu
altlinux
ALT Linux packages (interesting things from autoimports tend to be integrated into main repository)
Computer Forensic Tools
Below is a list of computer forensic tools. For each tool the repository it can be found in and the version in the repository is shown.
As an example, aimage is in the openSUSE security repository and it is version 3.2.5
Imaging Tools
Tool	openSUSE	fedora	debian	ubuntu	comment	General Remarks	
adepto	N/A	?	N/A	?		adepto is included in the Helix boot CD	
aimage are recommended for creating aff images.							
AIR	N/A	?	N/A	?	Automated Image and Restore	a GUI front-end to dd and dc3dd designed for easily creating forensic bit images	
dc3dd	security*/7.1.614	?	sid/7.1.614	?	DoD Cyber Crime Center DD	This tool was formerly known as dcfldd. When released as dc3dd it was totally rewritten.	
ddrescue	Base/1.14	?	squeeze/1.14 sid/1.23	?	Also known as GNU ddrescue	This tool is different than dd_rescue.	
dd_rescue	N/A	?	N/A	?		This tool is different than GNU ddrescue.	
ewfacquire	security*/20100226	?	squeeze/20100226	?	a imaging tool to create ewf format images	ewfacquire is part of ewftools in some distributions.	
IXimager	N/A	?	N/A	?	A law enforcement only imager	used in conjunction with ILook Investigator	
LinEn	N/A	?	N/A	?	a proprietary imaging tool to create ewf format images	included on the Helix boot CD	
guymager	N/A	?	Squeeze/0.4.2 Sid/0.5.9-3	?	a imaging tool to create aff format images	Guymager is an open source forensic imager. It focuses on user friendliness and high speed.	
rdd	N/A	?	2.0.7-2	?	a dd-like tool, with forensic imaging features	Rdd is robust with respect to read errors	
sdd	Archiving:Backup/1.52	?	lenny/1.52 deprecated	?	a dd-like tool	Designed to work well when IBS != OBS. Working with tape is an example.	
package will appear in the base release with the next full distribution release.
File Inventory Tools
Tool	openSUSE	fedora	debian	ubuntu	comment	General Remarks	
exiftool	base/v8.65	?	squeeze/v8.15 sid/v8.60	?		exiftool has superior metadata reporting capability -->	
fiwalk	security*/v0.6.15	?	N/A	?		fiwalk is a robust \$MFT walker	
package will appear in the base release with the next full distribution release.