I created this R package to allow easy VCF files visual analysis, investigate mutation rates per chromosome, gene, and much more: https://github.com/cccnrc/plot-VCF
The package is divided into 3 main sections, based on analysis target:
Take a look at how many different things you can achieve in just one line of code!
It is extremely easy to install and use, well documented on the GitHub page: https://github.com/cccnrc/plot-VCF
I'd love to have your opinion, bugs you might find etc.