Pretzel - Keyboard shortcuts for the app you're currently using
Jotform - Free Online Form Builder & Form Creator
KeyCue - Menu shortcuts are supposed to provide quick access to frequently used menu commands.
KDAN Mobile PDF Reader - PDF Reader is the one app you can rely on when you need a portable solution to work with PDFs.
Hotkey Commander - Find out and override what hotkey combination is registered by which application.
Anvil PDF Filling API - The easiest way to programmatically populate any PDF