This pint-sized board can handle everything you actually need ...
The Bee Write Back is a writerDeck that combines a 5.5 inch AMOLED display with a small mechanical keyboard, a battery, and a ...
The Pi Picos are tiny but capable, once you get used to their differences.
But if you want something a little more versatile, you may want to consider plugging a full-fledged computer into your TV.