Data entry
Datapasta: Copy data from Excel or HTML to an R file - with keyboard shortcuts. And do it in a nice readable txt "tribble" format. https://github.com/MilesMcBain/datapasta
Quick overview
Quickly plot data having no time for a nice ggplot2 code. https://github.com/stefan-schroedl/plotluck
Quick ensembleR predict data: ensembleR package