Digital Asset is integrating its smart contract language into the Hyperledger Sawtooth enterprise blockchain platform.
Court clerks across France will soon be recording changes in companies' legal status on a Hyperledger blockchain built by IBM.
MonetaGo, which builds private blockchains for banks, has switched platforms from Hyperledger Fabric to R3 Corda.
The software giant now has up to a dozen enterprise customers using live blockchain applications.
A new blockchain project will track cobalt from a mine in Africa to a Ford Motor plant in the U.S.
Amazon will help clients build blockchain platforms on Hyperledger Fabric or ethereum with its new product.
More than a potential competition between blockchain platforms, tensions between IBM and Intel point to bigger questions around governance.
Accenture says its new "interoperability node" can connect the four big enterprise platforms: Hyperledger Fabric, R3 Corda, Quorum and Digital Asset.
IBM is taking its food-tracking blockchain into production and has already signed up European supermarket giant Carrefour.
If blockchain projects seek adoption by enterprises, their open-source license will have a material impact on the rate of adoption, say legal experts.