KeyCue - Menu shortcuts are supposed to provide quick access to frequently used menu commands.
The Ultimate Productivity Stack - Curated directory of tools to supercharge your productivity
CheatKeys - View Windows keyboard shortcuts in the current application.
My Daily Planner - Organize your day with pen & paper. Free printable template.
cheat - Cheat allows you to create and view interactive cheatsheets on the command-line.
Productivity.so - Shortcuts and hacks for your favorite tools