keep-header
preserves the first line of a file while passing the remaining lines through
TLDR
Sort file keeping header
$ keep-header [file] -- sort
Filter with grep keeping header$ keep-header [file] -- grep [pattern]
Pipe through multiple commands$ keep-header [file] -- sort | head -20
SYNOPSIS
keep-header file -- command [args...]
DESCRIPTION
keep-header preserves the first line (header) of a file while passing the remaining lines through another command. Useful for processing CSV or TSV files where you want to sort or filter data without losing column headers.