generated: '2026-08-02'
method: searched
source: >-
  TraceLink "What's new" release pages on opus.tracelink.com and
  tracelink.com/resources/tracelink-university
scheme: calendar release train (YYYY.N), with named platform releases
current_version: '2026.1'
changelog_urls:
- name: What's new in the OPUS Platform
  url: https://opus.tracelink.com/documentation/val/en-US/opus_platform_ux/Content/topics/whats_new/plat_2025_01_release_info.htm
- name: What's new in the OPUS Solution Environment, version 6.0.0
  url: https://www.tracelink.com/resources/tracelink-university/whats-new-opus-solution-environment-version-600-release
- name: What's new in the OPUS Solution Environment, version 5.0.0
  url: https://www.tracelink.com/resources/tracelink-university/whats-new-opus-solution-environment-version-500-release
- name: Product Release and Roadmap Special Interest Group
  url: https://www.tracelink.com/resources/community/product-release-and-roadmap-sig.md
- name: News room (release announcements)
  url: https://www.tracelink.com/about/news-room
entries:
- version: '2026.1'
  date: null
  type: release train
  highlights:
  - Current documentation train; all eleven API guides republished at 2026.1.
  evidence: 'https://opus.tracelink.com/documentation/2026.1/en-US/api/*/pdfs/*_api_guide_2026.1.pdf (HTTP 200, application/pdf)'
- version: '2025.5'
  date: null
  type: release train
  highlights:
  - Prior documentation train; full API guide set published.
  evidence: 'https://opus.tracelink.com/documentation/2025.5/en-US/api/*/pdfs/*_api_guide_2025.5.pdf (HTTP 200, application/pdf)'
- version: 'Orff 2025.1.14'
  date: '2025-08-14'
  type: point release
  highlights:
  - Available on Validation and Production.
- version: 'Orff 2025.1.13'
  date: '2025-08-07'
  type: point release
  highlights:
  - Available on Validation and Production.
- version: 'Orff 2025.1.12'
  date: '2025-07-29'
  type: point release
  highlights:
  - Available on Validation and Production.
- version: 'OPUS Solution Environment 6.0.0'
  date: '2025-04-08'
  type: application release
  highlights:
  - Available on Validation and Production.
- version: 'OPUS Platform Orff 2025.1.0'
  date: '2025-04-05'
  type: release train
  highlights:
  - First Orff train available on Validation and Production.
- version: 'OPUS Solution Environment 5.1.0'
  date: '2025-01-28'
  type: application release
  highlights:
  - Available on Validation and Production.
x-note: >-
  Each "What's new" page is per application per release rather than one consolidated
  dated changelog feed. Entry dates above are the availability dates TraceLink states
  on those pages; entries without a stated date are recorded with date null rather than
  guessed.