DOKK / manpages / debian 12 / vcftools / vcf-merge.1.en
VCF-MERGE(1) User Commands VCF-MERGE(1)

vcf-merge - merge the bgzipped and tabix indexed VCF files

merge-vcf [OPTIONS] file1.vcf file2.vcf.gz ... > out.vcf

About: Merge the bgzipped and tabix indexed VCF files. (E.g. bgzip file.vcf; tabix -p vcf file.vcf.gz)

Same as -r, left for backward compatibility. Please do not use as it will be dropped in the future.
If there should be two consecutive rows with the same chr:pos, print only the first one.
Use the VCF header
This help message.
Do only the given regions (comma-separated list or one region per line in a file).
Try to be a bit more silent, no warnings about duplicate lines.
July 2011 vcf-merge 0.1.5