General

Added support for Blender 4.3.
Added Color Id Mask operator to import Trims from a bitmap image.
Added the ability to switch Seams sets along with switching the active UV Map.
Added the ability to save some operators settings as default for use across Blender sessions.
Added functionality in Keymaps to track and notify about collisions in assigned hotkeys.
Fixed bugs.

Operators

Added ability to toggle the active UV Map using the hotkey even if the Adv UV Maps tab is closed.
Added the ability to switch Seams sets along with switching the active UV Map.

Updated Mirror Seams operator, eliminating the possibility of erasing seams on the model if the source side does not contain seams.
Added ability to ignore geometry in hidden state for Mirror Seams operator.
Added the ability to save Zen Unwrap operator settings as default for use across Blender sessions.
Fixed a bug in Relax in multi-object mode when non-active objects did not receive a status update.

Added Select Holed Islands operator to select islands with holes inside.
Added the ability to toggle the UV Sync Selection state for Loops to Edges and Loops to Faces operators.
Added option to check Margin - distance from the edge of the island to the border of the specified UV Area for islands inside this UV Area for the Select In Tile operator.
Added Faces Less than Pixel operator to select polygons smaller than one pixel.
Added Select Zero Area Faces operator.
Fixed a bug in the Loop To Edges operator if bordering island edges were processed.
Fixed a bug with selection in 3D View in the Isolate Island operator.

Added the ability to save Quadrify operator settings as default for use across Blender sessions.
Fixed the behavior of Zen Tool to align with changes in Blender 4.3.
Fixed a bug in Quadrify where when the Skip Non Quads option was enabled, islands of any type were ignored.
Fixed bug with incorrect result Quadrify when area of base polygon and polygons in face loop is zero.
Fixed a bug in Relax operator when transitioning objects to Edit Mode.
Fixed a bug in Annotation and Math Visualizer module due to migration to Blender 4.3.
The name of the Symmetrize operator was changed to Mirror UV to clarify that the operator mirrors UV coordinates.
A potential issue in the Randomize operator where data about selected objects might be lost.

Added Color Id Mask operator to import Trims from a bitmap image.
Add Trims menu has been changed. It is now presented as a single group.
Fixed a bug in Select In Tile operator when the selection was not updated in Any Cross mode.
Fixed a bug in Trimsheet Export when source texture proportions were not taken into account.
Fixed a bug in Scroll Fit To Trim where you can’t undo a filter by name if there are no filter matches.
In the Hotspot Mapping operator, the behavior of Allow Location Variation and Variation Offset has been changed. They are now separated and function independently.
Added the ability to work with Trimsheets from materials linked from another scene.

Updated and optimized Stack panel.
Added Clear Selection property to Select Primaries, Replicas, Singles operators. Also added this group to the UV Editor panel.
Fixed a bug in Stacked display where the whole object was displayed instead of stacked parts.

Added Calc UV Edges Length operator to calculate the length of selected edges in units and pixels.
Fixed a bug in Texture Checker if Blender changed texture name to .001 in case of duplication.
Added Calculate UV Pixel Size operator to calculate pixel size based on texture dimensions.

Added Calculate Recommended Margin operator to calculate recommended Margin based on texture size.
Due to the fact that in newer versions of Blender the Pack operator may not be executed if run from a script, a check for execution has been added. In case of non-execution the standard Invoke dialog is displayed.

Added a form for editing all properties of the added operator in a single window instead of a text field.
Since the name of the preset type and its name are displayed in the same field, the preset type is now marked with an asterisk to visually distinguish it from the name.
Fixed a bug in Favorites where Blender native operators cannot be selected in the Favorites operator selection menu.
Fixed a bug in Favorites when after loading a preset at startup, the name is not set active in the list.
Fixed an issue in Favourites where the operator properties edit button was displayed in modes like Panel, Script, etc.
Resolved the inability to add the native UV Maps panel to the Favourites.

Optimized Display panel and added also in UV Editor context.
Fixed a bug in saving Addon Preferences due to a bug in Blender where 2nd and subsequent level variables are not saved.
Added functionality in Keymaps to track and notify about collisions in assigned hotkeys.

Fixed an issue with depsgraph_update during texture baking to ensure compatibility with third-party addons.

Zen UV Team