Houdini Main Changelogs
| 21.0.871 | Fixed a bug where husk metadata weren't being written out to EXR files when rendering in husk with "Legacy EXR Mode" enabled. |
Fri. October 16, 2026 | |
| 22.0.475 | Fixed a bug where husk metadata weren't being written out to EXR files when rendering in husk with "Legacy EXR Mode" enabled. |
Fri. October 16, 2026 | |
| 22.0.474 | Karma now supports object level primvars for mtlx_imagewidth mtlx_imageblur in addition to the global level properties on the render settings (i.e. primvars:karma:object:mtlx_imageblur). Note that there is no UI for this, but the properties can be created using an edit properties (or other means). |
Thu. October 15, 2026 | |
| 22.0.474 | Recipes: Fixed a bug where parameter preset values which evaluate as False in Python (e.g 0, 0.0, '') were not being applied when selected from the Recipes sub-menu. |
Thu. October 15, 2026 | |
| 22.0.474 | XPU: Fix an Embree-specific crash with nested instancing when toggling prototype visibility |
Thu. October 15, 2026 | |
| 22.0.474 | Fixed bug where the APEX Autorig Component SOP incorrectly turned off the visibility of folders which contain nested shapes. |
Thu. October 15, 2026 | |
| 22.0.474 | The Pack Folder SOP now tolerates having a leading slash in the folder path parameters. |
Thu. October 15, 2026 | |
| 22.0.474 | Fixed a crash in the APEX Animate state which could occur when caching was enabled. |
Thu. October 15, 2026 | |
| 22.0.473 | Fixed USD Create Component SOP, so that it sets the name to 'shape' if the primitives don't have name already authored. This matches the Component Geometry LOP behavior, as it was originally intended. |
Wed. October 14, 2026 | |
| 22.0.473 | Improved how the Component Geometry LOP handles the alternate workflow to behave as it was originally intended. Also fixed the internal '__subdivs__' group from accidentally leaking into the UI or being used to create geomsubsets. |
Wed. October 14, 2026 | |
| 22.0.473 | Improve the performance of the Saturation/Value square in the color editor. |
Wed. October 14, 2026 | |
| 22.0.473 | The Texture Material Library LOP and Edit Properties LOPs now append the required UDIM suffix to asset paths authored to point to COP nodes if the containing COP Network specifies UDIM support. |
Wed. October 14, 2026 | |
| 22.0.473 | Fixed a minor issue in some Muscle nodes whose multiparms would initialize with the wrong labels. |
Wed. October 14, 2026 | |
| 22.0.473 | Added support for deforming linear BasisCurves prims via the APEX Animate LOP |
Wed. October 14, 2026 | |
| 22.0.473 | mplay now properly respects the OCIO file_rules when loading images from disk. |
Wed. October 14, 2026 | |
| 22.0.473 | Expanded the SimpleOpenCLSOPSnippets example file for the OpenCL SOP to include cases showing use of proximity queries, half-edge functions, and subdivision support. |
Wed. October 14, 2026 | |
| 22.0.473 | Recipes: Fixed a bug where parameter presets saved with the "Submenu" checkbox in the Parameter Preset dialog left unchecked was resulting in empty submenu names being saved into the recipe. This was being surfaced in the Recipes menu as a group header with only a colon and no label. |
Wed. October 14, 2026 | |
| 22.0.473 | Fixed a crash that would occur when calling hou.NodeType hidden or deprecated methods for manager nodes like /obj. |
Wed. October 14, 2026 | |
| 22.0.472 | Improved the color editor window load speed. |
Tue. October 13, 2026 | |
| 22.0.472 | Improved performance of the color editor. |
Tue. October 13, 2026 | |
| 22.0.472 | The SOP Import LOP now supports using the 'usdprototypespath' attribute to configure the prototype location for point instancers, similar to what was already possible for native instances. |
Tue. October 13, 2026 | |
| 22.0.472 | Fixed crash when using the Intersect Cache APEX node and the geometry has changed in between evaluations of the graph. |
Tue. October 13, 2026 | |
| 22.0.472 | Add an option to the color editor to disable OCIO color correction entirely. |
Tue. October 13, 2026 | |
| 22.0.472 | Fixes a python exception that would happen when clicking Revert to Factory Defaults on nodes containing the Resolution Menu Parameter. These nodes are:
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Tue. October 13, 2026 | |
| 21.0.868 | Fix crash on File > New when a hipFile callback uninstalls an HDA. |
Tue. October 13, 2026 |