This is the official development repository for BCFtools. It contains all the vcf* commands
which previously lived in the htslib repository (such as vcfcheck, vcfmerge, vcfisec, etc.)
and the samtools BCF calling from bcftools subdirectory of samtools.
For a full documentation, see bcftools GitHub page.
Other useful links:
File format specifications live on HTS-spec GitHub page
htslib
samtools
tabix