# OpenSlide 4.0.0 released with DICOM WSI support!

**URL:** <https://discourse.canceridc.dev/t/openslide-4-0-0-released-with-dicom-wsi-support/513>\
**Category:** Announcements\
**Tags:** dicom-wsi\
**Created:** [October 12, 2023, 4:43pm UTC](https://discourse.canceridc.dev/t/openslide-4-0-0-released-with-dicom-wsi-support/513 "2023-10-12T16:43:45Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![fedorov](https://sea1.discourse-cdn.com/flex015/user_avatar/discourse.canceridc.dev/fedorov/32/3_2.png) [@fedorov](https://discourse.canceridc.dev/u/fedorov)\
**Post date:** [October 12, 2023, 4:43pm UTC](https://discourse.canceridc.dev/t/openslide-4-0-0-released-with-dicom-wsi-support/513/1 "2023-10-12T16:43:45Z")

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We are happy to announce the release of OpenSlide 4.0.0 - the first new release in 8 years! - which now includes support of DICOM Whole Slide Imaging!

Development of DICOM WSI functionality in OpenSlide was initiated and funded by the NCI Imaging Data Commons project with the goal to simplify the use of the DICOM WSI data available in IDC.

For details, please see the [official release notes](https://github.com/openslide/openslide/releases/tag/v4.0.0) and the announcement post by Benjamin Gilbert:

> **[OpenSlide 4.0.0 released](https://forum.image.sc/t/openslide-4-0-0-released/87323)**
>
> OpenSlide is a C library that provides a simple way to read whole-slide images, also known as virtual slides. OpenSlide 4.0.0, the first new OpenSlide release in 8 years, is a major release that adds support for DICOM WSI slides, ICC color...