How to do AutoHotkey-like things in X Window:

all-in-one packages, very similar to AutoHotkey/AutoIt

• IronAHK
• AutoKey

capturing screenshots

• xwd
• import (part of the ImageMagick toolset)
• Other methods: scrot, imlib2_grab, ksnapshot

sending keystrokes

• see "XTEST Extension" below
• xvkbd (see its "-text" option)
• you can write your own small C program that does it, using XSendEvent()
  • crikey

getting read-only information about windows, events, etc

• xwininfo
• Devil's Pie

hooking keyboard/mouse events

• xmodmap
• xbindkeys
  • xbindkeys-config
• kbd-mangler
  • is evdev related?
• easystroke
• XEvIE extension — X Event Interception Extension

XTEST Extension

• xdotool (example)
• xautomation (man page)
  • xte
• xmacro

REXX

• Regina-Rexx
• NetREXX
• BRexx
• REXX/imc

writeups

The below comes from another document, and is less organized:

command-line utilties for sending XTEST commands and similar

• XTRAP
  • XTrap sample clients
• EWMH (Extended Window Manager Hints)
  • wmctrl

unknown if these are related

• XEmbed