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Hyperledger Sawtooth

Project Health

New features:

  • PBFT Consensus -

  • Getting RUSTY: Continuing porting internal components from python→rust

  • Sawtooth Rust SDK API updates

  • Sawtooth Sabre has been updated to match new Rust SDK API

  • Getting Shwifty: Swift and Android SDKs have been added to Hyperledger

Blog content:


Prior issues

  • Sawtooth Next Directory feels like a separate project. Project is moving primary development to T-Mobile github.

  • As the community grows communication becomes a risk.  We have created a monthly Contributors meeting to help with this issue. The first one went really well.

New issues

  • Hyperledger needs a place for open source applications.


  • Feb 2019 1.1.3 
  • Feb 2019 1.1.4
  • 1.1.5 (coming April 2019)

Overall Activity in the Past Quarter

  • Chat activity continues to increase

  • Developer chat has continued to move to rocket chat from private channels

  • listserv traffic remains light.

See community calendar for occurrences of our

  • Tech Forum

  • Sawtooth Contributors Meeting

Current Plans

Continuing development on:

  • Rewrite of remaining Python components in Sawtooth Core in Rust

  • PBFT 1.0 Release

  • Sawtooth 1.2 Release
  • Getting Sawtooth Rust SDK to 1.0

Maintainer Diversity

Maintainers are roughly evenly distributed across, Cargill, Intel, with T-Mobile on Next Directory.

Contributor Diversity

Commits from 2019-01-01 to 2019-03-31 : 729
Committers from 2019-01-01 to 2019-03-31 : 41
Domains from 2019-01-01 to 2019-03-31 : 13

Additional Information

Reviewed by

  •  Arnaud Le Hors
  •  Baohua Yang
  •  Binh Nguyen
  •  Christopher Ferris
  •  Dan Middleton
  •  Hart Montgomery
  •  Kelly Olson
  •  Mark Wagner
  •  Mic Bowman
  •  Nathan George
  •  Silas Davis