KvarQ is written in Python and C, is open-source and published under GNU GPLv3.
Pre-compiled packages are available for Windows 7 or later, and for Mac OS X (10.6 or later). For Mac OS X 10.9 (Mavericks), please allow installation of additional software as described here.
KvarQ is available as source-code under https://github.com/kvarq/kvarq.
The documentation including the installation procedure is found under http://kvarq.readthedocs.org.
How to cite
KvarQ: targeted and direct variant calling from fastq reads of bacterial genomes. Steiner A, Stucki D, Coscolla M, Borrell S, Gagneux S. BMC Genomics. 2014 Oct 9;15(1):881. doi:10.1186/1471-2164-15-881. www.swisstph.ch/kvarq.