- AdSpace on Blockchain - https://github.com/oceanchild/Centurion
- AdCollection on Blockchain - https://github.com/adX-agency/adx-blockchain
- SGX based Private AdChain - https://github.com/wgsjack199213/private_advertisement_recommendation
- Affiliation based AdChain - https://github.com/sayak119/Ad-Chain
- Ad Billboard Marketplace - https://github.com/kdugue/billboards