> For the complete documentation index, see [llms.txt](https://docs.dbnl.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.dbnl.com/v0.21.x/using-distributional/release-notes.md).

# Release Notes

## Mar 21, 2025 - Version 0.21.1

This patch release adds a critical bug fix to the sandbox authentication flow.

### Bug Fixes

* Fix a bug with the sandbox authentication flow that resulted in credentials being considered invalid

## Mar 17, 2025 - Version 0.21.0

This release adds a sandbox environment with the dbnl platform which can be deployed to a single machine. Contact us for access! 

### New Features

* New Sandbox deployment option
* Support for RunSchema on Run creation in the API

### Improvements

* Add install option to set dev tokens expiration policy
* Link to versioned documentation from the UI
* Terms of service updates
* Remove link to "View Test Analysis" page

### Bug Fixes

* \[UI] Only allow closed runs when selecting a default run for comparison in UI
* \[UI] Allow selecting more than 10 columns in test session summary page
* \[SDK] Fixed default namespace in URL for project upon get\_or\_create

### SDK Updates

* New SDK CLI interface
* Changes in minimum and maximum versions for some libraries (pyarrow, numpy, spacy)

## Feb 18, 2025 - Version 0.20.0

This release adds a number of new features, improvements, and bug fixes. 

### New Features

* New Test History feature in Test Spec detail page that enables users to understand a single tests' behavior over time, including its recalibration history 
* Added support for [Slack notifications](/v0.21.x/learning-about-distributional/reviewing-test-sessions-and-runs-in-distributional/notifications.md) in UI

### Improvements

* Close runs in the UI
* Viewable dbnl version in sidebar
* UI performance improvements
* Update color of links
* Preserve input expressions in test spec editor
* Extend scope of Project export
  * Export Tags by name for Project export
  * Better error messages for Project import
* Improve namespace support for multi-org users
* Miscellaneous package updates
* Validate results on run close
* `/projects` redirects to home page

### Bug Fixes

* Fix broken pagination
* Fix broken Histogram title
* Fix Results Table rendering issue for some Tests
* Fix support for decimal values in assertion params
* Fix rendering of `=` and `!=` Assertions
* Test spec editor navigation bugfix

### New SDK Version

* Check compatibility with API version
* Add support for double and long values
* Improved errors for invalid API URL configuration
* Remove `en-core-web-sm` from requirements to enable PyPI support
* Updated helm-charts for on-prem

## Jan 13, 2025 - Version 0.19.0

Highlights in this version:

* Improvements to the project import/export feature including support for notifications.
* Support for new versioning and release process.
* Better dependency management.
* Too many bug fixes and UX improvements to list in detail.