GeekTool

GeekTool is a macOS application that lets you customize your desktop with great flexibility. There are four modules available that you can use for different types of informations.

• Project Homepage [EN]

• GeekTool [EN] @ Homebrew Cask

Examples

Show current month in a line

~/dev/calendar.sh (Bash) or ~/dev/calendar.py (Python)

Output:

Week 9                 Week 10                Week 11                Week 12
Mo Tu We Th Fr Sa Su   Mo Tu We Th Fr Sa Su   Mo Tu We Th Fr Sa Su   Mo Tu We Th Fr Sa Su  ...
         1  2  3  4    5  6  7  8  9  10 11   12 13 14 15 16 17 18   19 20 21 22 23 24 25

Show the different times of some cities

~/dev/worldclock.sh

Output:

New York  05:23  -04:00
London    10:23  +01:00
Zurich    11:23  +02:00
Sydney    20:23  +11:00

Show current time

date '+%H:%M'

Show current day, date and week number

date '+%A, %e. %B %Y, KW:%V'

Show the ten processes using the most CPU

ps -c -r -ax -o 'command,pid,pcpu' | head -n 11

Show the ten processes using the most memory

ps -c -m -ax -o 'command,pid,pmem' | head -n 11

Show the hard disk usage

df -h | grep -Ee '^(/dev|Filesystem)'