CheatKeys - View Windows keyboard shortcuts in the current application.
Codespace - A beautiful cross-platform code snippet manager
Hotkey Commander - Find out and override what hotkey combination is registered by which application.
CodeMyUI - Handpicked code snippets you can use in your web projects
KeyCue - Menu shortcuts are supposed to provide quick access to frequently used menu commands.
Snipper.ml - A simple snippet manager in the menubar