The Integrative Genomics Viewer (IGV) is a high-performance visualization tool for interactive exploration of large, integrated data sets.
* Support for a wide variety of data types
* Genetic variation (copy number, loss of heterozygosity, somatic mutations)
* Gene/microRNA expression
* RNAi screens
* Epigenetic data
* Genomic annotations
* Sequence alignments
* Easy access to genomes and data sets hosted by the Broad Institute
* Support for Windows, Mac OS X and Linux
A quick tutorial is available to get you up and running.