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Current

From Hyperledger Fabric version 2.4, the only The supported API for building client applications application to interact transact with Hyperledger Fabric version 2.4 and later a Fabric network is the Fabric Gateway client API. Implementations are provided in Go, Node (TypeScript / JavaScript) and Java. Full documentation can be found at:

Legacy

Legacy SDKs are available for Hyperledger Fabric versions prior to 2.4. Although these SDKs are no longer actively developed, they should continue to be function with Fabric version 2.x releases.children. They will not work with Fabric 3.x using a BFT ordering service.