The State of Blockchain Interoperability in 2021

After nearly 9 months of work, version 3 of “A Survey on Blockchain Interoperability: Past, Present, and Future Trends” is out. This survey depicts the state of blockchain interoperability as of March 2021, by collecting and analyzing 404 documents.

Three main categories of solutions exist Public Connectors (previously known as Cryptocurrency-directed approaches); Blockchain of Blockchains (previously known as Blockchain Engines); Hybrid Connectors (previously known as Blockchain Connectors).



Get the Medium app

A button that says 'Download on the App Store', and if clicked it will lead you to the iOS App store
A button that says 'Get it on, Google Play', and if clicked it will lead you to the Google Play store
Rafael Belchior

R&D Engineer at Blockdaemon. Opinions and articles are my own and do not necessarily reflect the view of my employer.