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06-24-2026 Release Notes

· One min read

Blog posts and news updates​

New Content​

  • Added new Events portal (#125)
  • Added many new tutorials to Pantarhei documentation (#136)

Updates​

  • Updated 2i2c documentation regarding custom images (#128, #143)
  • Added image and thumbnail viewer to Publications page (#131)
  • Updated Cyberinfrastructure SOPs to v1.2, reflecting migration from CIROH DocuHub to CIROH Hub (#138)
  • Added join link to Working Groups page (#139)
  • Fixed an outdated link on the NWM BigQuery API page (#142)

04-30-2026 Release Notes

· One min read

Blog posts and news updates​

Updates​

  • Fix broken components on CyberInfrastructure pages (#121)
  • Reorganized the taskbar and adjusted the homepage to more clearly highlight CIROH Cyberinfrastructure (#117)
  • Adjusted colors and text size site-wide for readability (#115)
  • Revised Infrastructure Access for link accuracy, along with a new help section (#111)
  • Content updates to Data Access info page (#71)
    • External changenote: dataaccess.ciroh.org now correctly redirects to this page on Hub, rather than its old DocuHub target.

Technical changes​

  • Internalized images related to Purdue Anvil (#124)
  • Updated to DocuHub 3.10.0 (#109)

04-15-2026 Release Notes

· One min read

New content​

  • Fully revamped NextGen on CIROH-2i2c tutorial (#108)
  • Added featured resource carousels to Research Portal pages (#98)

Updates​

  • Updated YouTube tutorial embeds in 2i2c guides (#106)
  • Updated Infrastructure Access and other IT Services pages to link to the latest processes and request forms (#105, #100)

03-30-2026 Release Notes

· One min read

New content​

  • Added page discussing Tethys Platform development (#80)

Blog posts and news updates​

03-12-2026 Release Notes

· One min read

New content​

  • Added policy page for NOAA Scientific Integrity Policy (#79)
  • Added additional statistics to homepage (#74)

Updates​

  • Backfilled release notes (#78)
  • Fixed CIROH Community NextGen Hub image name (#75)
  • Cards on Documentation landing page now have clickable headers (#70)
  • Removed inactive subdomain request form (#70)
  • Fixed responsive scaling and transparency issues on mobile devices (#59)

02-18-2026 Release Notes

· One min read
info

This update marked the first major release of CIROH Hub. All change notes are relative to CIROH DocuHub's release from February 2nd, 2026.

Migrated content​

The following pages were migrated from CIROH Portal:

New content​

  • Notebooks: Explore JupyterHub notebooks hosted via HydroShare
  • Working Groups: Discover venues for collaboration
  • Contribute: Revamped to reflect the merger of DocuHub and Portal

Blog posts and news updates​

Updates​

  • Updated aesthetics site-wide

02-02-2026 Release Notes

· One min read
info

This update marked the last release prior to the transition from CIROH DocuHub to CIROH Hub. As such, this and all prior release notes refer to DocuHub changes and are retained for historical reasons.

Blog posts and news updates​

Updates​

  • Updated name for NextGen image on CIROH-2i2c JupyterHub (#551)

11-03-2025 Release Notes

· One min read

New content​

  • Infrastructure Access page redesigned with modern UI and navigation #492
  • NRDS product page reorganized to reflect the new directory structure (#495)
  • Added product page for rust-lstm (#502)

Blog posts and news updates​

Updates​

  • Adjusted mentions of CIROH-2i2c JupyterHub site-wide for consistency (#501)
  • Updated to Docusaurus 3.9.2 (#483, #496)
  • Minor content adjustments to NWM BigQuery page (#488)
  • Minor content adjustments to Services landing page (#487)
  • Adjusted content of HydroShare documentation (#482)

10-01-2025 Release Notes

· One min read

New content​

  • Reorganized 2i2c documentation, with new content pages for HydroShare integration and available server images (#479)
  • Revamped HydroShare documentation to focus on HydroShare itself (#479)

Blog posts and news updates​

Updates​

  • Added local mirror of NOAA Data Sharing Directive #473

09-12-2025 Release Notes

· One min read

Note that several changes in this release were published earlier as hotfixes.

Updates​

  • Added redirect and announcement banner for Science Meeting 2025 Survey (#472, #470)
  • Fixes to Community Impact page (#471, #468)
  • Corrected error in "NWM, NextGen, and NGIAB" page (#469)
  • Updated news entries for NGIAB-HPCInfra and CIROH community forks of ngen/troute (#467)

08-29-2025 Release Notes

· One min read

New content​

  • Added product pages for CIROH's community forks of NextGen repositories (#460)

Blog posts and news updates​

Updates​

  • Added link to NGIAB's academic paper in "NGIAB Reaches 10,000 Docker Pulls" (#462)
  • Minor updates and visual improvements to the Community Impact page (#461)

08-01-2025 Release Notes

· One min read

Blog posts and news updates​

Updates​

  • The NextGen News page has received a new look! (#447)

07-24-2025 Release Notes

· One min read

Updates​

  • Education tab has been deprecated (#440, #443)
    • CIROH Portal is now CIROH's primary hub for conference material and online lessons.
    • Relocated information on NWM-affiliated technologies to Products tab
    • Homepage and navbars rearranged accordingly
  • Mirrored new documentation pages from NGIAB-CloudInfra (#442)
  • Added notice regarding storage limits on 2i2c (#438)
  • Resized a screenshot on the blog post "AORC Data in Your Hands" and added a caption (#437)

07-01-2025 Release Notes

· One min read

Blog posts and news updates​

Updates​

  • Site-wide improvements and additions to tags (#435)
    • Added new "Community Spotlight" tag to blog, highlighting key application of CIROH's tooling and cyberinfrastructure across the community
    • Added new "Data Preparation" tag, highlighting tools and research that accelerate the retrieval and preprocessing of data
    • Increased distribution of "NGIAB" tag across older blog posts

06-11-2025 Release Notes

· 2 min read

New content​

  • The "Community Hydrologic Modeling" tab has been completely reworked! It's now called "NextGen In A Box", better reflecting the content of the folder. (#427)
    • Lots of new content has been added alongside this change within the "Intro to NGIAB" sub-section.
    • NGIAB product subpages have been reorganized into the "Distributions" and "Components" sub-sections.
    • As a part of this transition, content regarding the Reseach Datastream (formerly "NextGen Datastream") has been spun out into its own category.
  • The "Research Datastream" tab now correctly includes its documentation subpages from GitHub. (#425)

Updates​

  • General corrections and upkeep to past news and release notes (#426)
  • Reformatted the way that CIROH Hub renders external README files (#425)
  • Refactored URLs site-wide to remove spaces (#423)
  • Upgraded to Docusaurus 3.8; enabled preview functionality for 4.0 (#420)

Please note that this update alters the URLs of many CIROH Hub pages. We've added redirects from their old locations to avoid breaking external links, but updating links to the new URLs is strongly preferred.

06-04-2025 Release Notes

· One min read

Blog posts and news updates​

Updates​

  • Moved several NGIAB tutorials to a new, generalized header (#415)
  • Added "CIROH Research Cyberinfrastructure" video to Services landing page (#413)
  • Improvements to CI/CD pipelining (#409, #395)

05-22-2025 Release Notes

· One min read

New content​

  • Added CIROH RIVR App to Products section (#389)
  • Added FIM Database for Multi-Model Visualization to Products section (#393)

Updates​

  • Updated NGIAB E2E Workflow Video: Local setup page with the latest instructions (#385)
  • Added more information on ngiab-cal (#387)
  • Added link to DevCon25 Workshop JupyterHub (#398)

05-16-2025 Release Notes

· One min read

New content​

  • Added NGIAB-Calibration to Products section (#378)
  • Added a dashboard for NGIAB and CIROH repositories to Products section (#374)
  • Added Community Hydrofabic Patcher to Products section (#354)

Blog posts and news updates​

Updates​

  • Added message from CIROH Hub team in footer (#372)
  • Added descriptive headers to News and Blog pages (#371)
  • Updated CIROH funding acknowledgement (#370)

05-05-2025 Release Notes

· One min read

New content​

  • Added researcher testimonials to homepage (#358)
  • CIROH Hub now has a release notes feed! (#318)

Updates​

  • Added workshop IT support form to services access page (#362)
  • Reorganized links to blogs for cloud services (#360)
  • Video tutorial added to "HydroShare and CIROH-2i2c JupyterHub Integration" product page (#357)
  • Reworked homepage display of CIROH sponsors, members, and partners (#356)
  • Added link to CIROH Portal in CIROH Hub navbar (#355)
  • All page tags have been refactored and condensed (#352)
  • New landing page images for Products, Public Cloud Services, and Policies pages (#351)
  • DataStream CLI key features clarified (#349)
  • New social media icons in footer (#341)

04-08-2025 Release Notes

· 2 min read

New content​

  • Community Hydrologic Modeling page now features tables detailing features and access methods (#290)
  • Added NGIAB-TEEHR and NGIAB-CLIENT to products section (#320)
  • Added Flood Inundation Mapping Framework to products section (#300)
  • Added documentation on debugging Python package conflicts in CIROH-2i2c JupyterHub (#308)
  • Added tutorial for running datapreprocess on CIROH-2i2c JupyterHub (#299)

Blog posts and news updates​

Updates​

  • Office Hours page updated; added to homepage and Contact page (#337)
  • Contribute page heavily reworked; now features GitHub issue templates (#309)
  • Added link to National Water Model API documentation (#307)
  • Added graphical headers to News tab (#305)
  • Guidance on accessing services and resources refactored (#287, #294)