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Hyperledger Transact was moved to dormant status at the request of the maintainers on 4 MAY 2023.  You are welcome to use and contribute to this code, although the maintainers may or may not be responsive to any questions you have.  You would also be welcome to help reactivate this project if you are interested in continuing development of this code.


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DescriptionTransact is a transaction execution platform designed to be used as a library or component when implementing distributed ledgers, including blockchains.

Hyperledger Transact makes writing distributed ledger software easier by providing a shared software library that handles the execution of smart contracts, including all aspects of scheduling, transaction dispatch, and state management.


The Hyperledger Transact API documentation is available on (click "Documentation"):

Project Management

Hyperledger Transact uses JIRA. There is a Kanban board.



Mailing List

Chat (for questions and ephemeral discussions)

Questions are welcome and best asked in Hyperledger Discord.  Learn more about Hyperledger Discord here, get the invite and check out one of the many Grid project channels.  


Contributor meetings are monthly and listed in the Calendar of Public Meetings


Recent space activity