Thunkable - Powerful but easy to use, drag-and-drop mobile app builder.
Twitch - Twitch is one of the most prominent streaming services around, serving as a platform primarily for video game and pop culture streamers.
MIT App Inventor - App Inventor is a cloud-based tool, which means you can create apps for phones or tablets right in your web browser.
Shipstreams - A list of makers shipping live
Bubble.io - Building tech is slow and expensive. Bubble is the most powerful no-code platform for creating digital products.
Twitch Creative - Watch artists create. Twitch expands into the arts.