Dapp Store - DappStore is a platform, which lists all popular dApps
Amazon Mechanical Turk - The online market place for work.
DappRadar - A list of the best decentralised Ethereum applications
Universal Data Tool - Machine learning, data labeling tool, computer vision, annotate-images, classification, dataset
Universal Dapp Store - Discover decentralized apps on ETH, Blockstack, IPFS & more
Labelbox - Build computer vision products for the real world