• Release and work updates
  • Continued the discussion on the architecture of an Aries core library, including the threading model.

Note: This call is Recorded. Recordings posted at the bottom of the page.


(7AM Los Angeles, 10AM New York, 3PM London, 17H Moscow)

Remember the Hyperledger Code of Conduct

Anti-Trust Policy:

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Examples of types of actions that are prohibited at Linux Foundation meetings and in connection with Linux Foundation activities are described in the Linux Foundation Antitrust Policy available at If you have questions about these matters, please contact your company counsel, or if you are a member of the Linux Foundation, feel free to contact Andrew Updegrove of the firm of Gesmer Updegrove LLP, which provides legal counsel to the Linux Foundation.


Welcome / Introductions


  • Hyperledger voting is happening. Make sure you have received an invitation to hyperledger-contributors mailing list to get voting instructions.
  • Community project: Aries RFCs - process to move HIPES; RFCs that have been moved concepts / features / pull requests.
  • Aries Workshop/Connectathon December 3-5 in Provo, Utah (details to follow)

Summary of Prior Calls and Related Meetings

  • Aries WG
  • Indy
  • Ursa
    • Question for the Indy team on testing and deploying debian packages

Release Status

  • Aries-CloudAgent-Python ( - Release 0.3.1 has been tagged and is on PyPi
    • Working on next release, particularly on revocation support.
  • Aries-Framework-Go (Troy)
  • Aries-SDK-Ruby (Jack)
    • Moved to
    • Released as a Gem (0.0.2)
    • Will use synchronous (blocking) threads due to GIL with reliance on ActiveJob in Rails (adaptors for Sidekiq, Resque, Sucker Punch, etc.) to support threading (but untested)
  • Aries-Framework-DotNet (Tomislav)
  • Aries-StaticAgent-Python - Release 0.4.0
    • Move from Pysodium → PyNacl
    • Improved module interface and routing.
  • Aries-SDK-Python - Wrapper from JeromK and SBCA?
  • Aries-SDK-Java
    • People are expressing interest in Rocket Chat, but no one has started contributing code yet. Could start by moving the Indy SDK wrapper to Aries.
  • Aries-SDK-JavaScript
    • Need a reviewer for the pull request moving code from Indy-SDK to Aries.
  • Indy SDK
    • August
  • Ursa
    • Working on release of 0.2.0
      • ZKP  / ZKLang improvements
      • Debian packages
      • Refactor internal plumbing for anoncreds 2.0, shouldn't impact external interfaces
      • Refactor multi-signature BLS in addition to aggregated signature
    • Sovrin Foundation is looking to build a Indy specific Ursa,  with ZKPs. Other Aries clients would build a different Ursa.

Work Updates

RFC Progress

Other Business

Future Topics

Action items

  • Schedule a deep dive into Aries / Indy architecture (Ken / Richard)

Call Recording

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