Here’s a very short, free, 2-page RPG played for laughs, on a “cyberpunk” theme. You can of course mine it as a source of ideas. There are similar games in the series for other genres such as “Lasers & Feelings” or “Tactical Waifu”.
http://drivethrurpg.com/product/199811/Rockerboys–Vending-Machines
But why post it here?