PolySwarm is a malware detection marketplace. It uses the Ethereum blockchain to create a marketplace for threat intelligence. Security resources are connected to help detect threats and maximize coverage. PolySwarm's real-time malware protection network is powered by the Ethereum-based NCT token. .

Kik's vision is to establish a decentralized marketplace to connect app developers with users. Their aim is to create alternative revenue sources for developers that are not tied to advertising. The company's blockchain project has attracted attention due to its status as an established consumer company, the large amount of money that was raised, and their plans to use both the Stellar and Ethereum blockchains for the KIN token.
Kik currently operates a mobile messaging app with over 300 million users. Kik launched the KIN token in an ICO that raised close to $100 million in 2017. The token is intended to power a a decentralized ecosystem of digital services, but will first be used, within the Kik messaging ecosystem.

GXChain allows users to take greater control of their personal data and creates a blockchain-based marketplace of data. Unlike centralized data centers, the GXS marketplace provides more privacy through encryption and allows users to profits from access to their data. GXChain's platform allows users to generate a unique digital identity and manage their personal data through the Inter Planetary File System (IPFS). Users can then monetize this data according to their preferences and well defined smart contracts. The network features an innovative hybrid consensus mechanism that combines Delegated Proof of Stake (DPoS) and Proof of Credit Share (PoCS).