Tools to create and analyze gVCF files
gvcftools is a set of utilities to help create and analyze Genome VCF (gVCF) files. gVCF are VCF 4.1 files which follow a set of conventions for representing all sites in the genome, further described here.
You can download the latest version of gvcftools from this site along with installation and usage guidlines for each tool.
To report issues or get the most recent (possibly unstable) changes to gvcftools, please see the development page on github.