OCCT3D is pleased to announce that the next maintenance release (version 7.7.2) of the open-source core is ready. The sources of OCCT3D Open Source 7.7.2 are available under the V7_7_2 tag in the OCCT repository.
This maintenance release fixes the following problems:
- 23638: Data Exchange – Reading IGES file produced invalid shape
- 33377: Data Exchange – STEPCAFControl_Reader crash in OCC 7.7.0
- 33350: Data Exchange, Step Import – Improving parsing performance
- 33318: Data Exchange – Modifying the BRep flag after exporting the shape [Regression]
- 30066: Data Exchange – Fail to load VRML from ArcGIS
- 33378: Configuration – Moving ExpToCas into separate module
- 33361: Modeling Algorithm – Fuse operation generates incomplete result
- 33369: Modeling Algorithms – BRepBuilderAPI_Transform makes invalid shape after transformation
- 33382: Configuration – Installation issue for debug mode for static build
- 33375: Coding – Static Analyzing processing. [Performance increase]
- 33379: Coding – Processing Clang-15 warnings
- 33390: Coding – Debug version of OCCT does not compile
- 33391: Coding – Clearing old definition way for strcasecmp
- 33372: Visualization – Compilation of git master fails against vtk 9.2.6
- 31956: Visualization – provide Image_AlienPixMap::Save() writing into a memory buffer instead of a file
- 31777: Visualization – improve SelectMgr_EntityOwner to process selection scheme
- 33366: Documentation – Add description of BRepAlgoAPI_Algo::Shape()
- 33414: Modeling Algorithms – Access violation during executing BRepAlgoAPI_Section::Build()
![](https://occt3d.com/wp-content/uploads/2023/08/2023_07_OCCT3D_Release-Social-Media-posts_Twitter_Post-v2.png)
![](https://occt3d.com/wp-content/uploads/2023/12/2023_11_OCCT3D_Version7.8_Social-Media-posts_1520x1080_Post-V3-800x568.png)
We are delighted to announce the release of OCCT3D Open Source core version 7.8.0.
![](https://occt3d.com/wp-content/uploads/2023/07/771_img01-800x568-1.jpg)
OCCT3D Open Sorce v.7.7.1 is published featuring many improvements and corrections over the previous magor release 7.7.0.
![](https://occt3d.com/wp-content/uploads/2022/12/AVC-57-800x569-1.png)
The new release of added-value components for OCCT 7.7.0 provides around 100 bug fixes over the previous release.