The Year of Livestreaming - A 2016 live video retrospective from Livestream
Steam Charts - An ongoing analysis of Steam's concurrent players.
Lightstream - Powerful, cloud-based live streaming studio.
Steam Database - This tool was made to give better insight into the applications that Steam has in its absolutely huge database.
Brime - Brime is a new live streaming platform that supports 4K 120 FPS streaming, low latency, live chat translation, and has built-in multi streaming.
Steam Inventory Helper - Steam Inventory Helper is a free browser extension for Google Chrome that adds a big amount of new features into the Steam trade-offer system & Steam store functionality.