Tracking snapshot: Iroha v2 (2.0.0-rc.3 milestone)

[s8sato]

Purpose

This issue documents the implementation status of Iroha v2 as of commit 884f870. It provides a clear view of the current milestone status—covering both implemented and ongoing work—so that the baseline remains reproducible, traceable, and informative for future iterations.

Snapshot metadata

• Milestone: 2.0.0-rc.3

• Reference commit: 884f870

• Docker image: hyperledger/iroha:2-snapshot-2025-10

  docker pull hyperledger/iroha:2-snapshot-2025-10
  

• Total issues: 37 (excluding sub-issues)

• Categories:

  • Open – feature issues
  • Open – non-feature issues
  • Closed issues

Open – feature issues

Core functional items still in progress or planned for the next incremental release.

• #1177
• #1225
• #5356
• #5355
• #5250
• #5522
• #5338
• #5439
• #5440
• #4372
• #5486
• #4637
• #5498
• #5315
• #4426
• #5351
• #5477

Open – non-feature issues

Maintenance and improvement tasks that can be addressed after release, including bug fixes, performance tuning, documentation updates, and security hardening.

• api-changes #4672
• api-changes #5361
• api-changes #5280
• api-changes #5022
• api-changes #5147
• api-changes #5359
• api-changes #5512
• #5342
• #4756
• #5442
• #5495
• #5416
• #5171
• #2112
• #5375

Closed issues

Changes already merged but not yet included in a tagged release.

• #5473
• #4968
• #5441
• #4937
• #5232

State of Iroha JavaScript SDK

A pre-release version of Iroha JS supporting 884f870a791994cccd62da5febf246a1705eeb48 (as clearly seen here) is available at the current main (https://github.com/hyperledger-iroha/iroha-javascript/tree/c7fad03a54e2317ccf63f9960c7bfe198a2e9f3d) and is published on JSR:

• https://jsr.io/@iroha/[email protected]
• https://jsr.io/@iroha/[email protected]

SDK API changes are briefly documented in the relevant PR:

• https://github.com/hyperledger-iroha/iroha-javascript/pull/263