Script for statistics generation from macOS keylogger (https://github.com/caseyscarborough/keylogger) output

stats.sh

#!/bin/bash

# Usage:
# $ ./stats <<keylogger_output_filename>>
#
# Example output:
# 1784 [left-cmd]
# 1122 [left-ctrl]
# 1020 [return]
#  801 [del]
#  738 k
#  553  
#  539 t
#  485 l
#  420 [esc]
#  418 h
#  413 b
#  405 [up]
#  ... 
#  ... 
#  ... 
#    3 C
#    2 {
#    2 [f8]
#    2 Y
#    2 J
#    2 @
#    2 *
#    1 `
#    1 [f4]
#    1 [f13]
tail -n 1  $1 | sed -E 's/(\[[^]]+\]|[^[])/\1\n/g' | sort | uniq -c | sort -nr