2Key network is a blockchain based platform for building referral campaigns. 2Key allows users to create and manage online campaigns that are powered by smart contracts. The Ethereum based 2KEY token is used to activate campaigns and to reward users for their participation.

Patron is developing a blockchain-based marketplace for social media influencers. It will serve as a dedicated ecosystem, based on crypto payments, for brands, influencers, and their fans. Patron hopes that their decentralized network will create new opportunities for influence marketing. Users with significant social media followers will be paid with PAT tokens for marketing brands and sharing content.

DATx is cooperating with Avazu to develop a blockchain powered digital advertising platform with cross-chain capabilities. It will have a hybrid model of, centralized and decentralized data storage, that will give users more control of their personal information. DATx will encrypt their details, and use blockchain to improve privacy, transparency, and security for viewers, publishers, and advertisers. DATx will also use transparent machine learning algorithms, decentralized auditing, and incentives based on user attention, to help improve the inefficiencies that currently plague digital advertising.
The network is powered by the DATX token, and is backed by several influential firms, such as Genesis Capital, Qtum, and Game.com.