When I discovered the Swedish RPG Symbaroum, I was immediately smitten. The art, the tone, the setting—it all grabbed me immediately, and to large extent was everything I wanted to do with a game of my own; only it did it better. So my regular group and I got stuck in and played it extensively.
Immediately I saw the need for an easy and quick way to look up powers during the game, moreso even as the GM, juggling several NPCs or monsters at the same time. I grabbed all of the powers and massaged them into a JSON file, and lovingly wrapped that in a lightweight VueJS app, which essentially let you search through them and display them in a card-like fashion.
I even sprang for a hip