The SANS SIFT is an Ubuntu-based Live CD that includes all the forensic and incident response tools you'll need to conduct a thorough investigation.
These tools are meant to give you access to cutting-edge information and technology, streamlining your research in the process. It is their top responsibility to assist the DFIR community in any way they can. This includes not only providing content to assist with the toughest difficulties investigators confront on a daily basis, but also offering a platform for community mentoring, development, and support.
There are a bunch of decent tools out there that offer the same array of services as SIFT SANS. And it can sure get confusing to choose the best from the lot. Luckily, we've got you covered with our curated lists of alternative tools to suit your unique work needs, complete with features and pricing.