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Questions tagged [add-on]

An add-on is a python script or plugin created to expand Blender's functionality. There are many add-ons in the official builds of Blender, and with every new version comes new add-ons.

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1answer
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Is there a way to insert an operator into a menu?

I've written an add-on for saving files, and I want to insert it into the file>save menu. But if I use ...
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creating a filter system for Add on

my goal is to make a sort of filter system in the panel. I have the Tabs already. I just need to be able to tell it to read the certain folder when the appropriate tab is selected. for example, when I ...
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Blender 2.83.5 crash with mecabricks addon

I recently installed the free blender lite mecabricks addon to import .zmbx files. after importing, blender runs fine in the solid view mode but crashes in the lookdev or rendered view. is this a bug ...
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Add texture slots in blender 2.8 special cases

slots = mat.texture_slots slot = mat.texture_slots.create(0) for slot in mat.texture_slots: i have this occurrences in old plugin how to implement this in blender 2.8
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Is there any Blender UI Builder software?

I have search all over the internet but I didn't managed to find (if there is one) a Blender UI Builder software or something like this any way. So my question is simple... Is there any? And if yes, ...
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2answers
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Is there a method to create bl_info using variable?

I have noticed that when creating addon, if the bl_info is create with variable. The script will break the addon system. Causing disappear tab after restarting ...
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Edit right sidebar content

guys just a noob question. Is there a way to edit the content of the right sidebar. I have several addons installed and I lost one of them in the sidebar while the addon is still working, and it does ...
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Mesh/Node/Edge/Face selection lost after installing Blender Source Tools Add-On

Downloaded and installed the Blender Source Tools to import a Source Filmmaker model and am finding my existing .blend files are not allowing me to select any meshes to manipulate. If I open the file ...
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1answer
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Help accessing code from addons without making the user enable the addon themselves

I'm trying to access some code in an addon that ships with blender (bool tools and extra objects) and I want to be able to automatically import the code I need without having to make the user enable ...
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25 views

How to install mantaflow in 2.9

I've been trying to install manta flow for blender 2.9 and am stumped I cant find any tutorials or anything and from what I can see you cant install the blender experimental branch with manta flow ...
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1answer
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I have error in my python code(while producing a blender addon) which i couldn't figure it out. Can anyone please help me out?

So, recently I was planning on creating a 3D model pack for blender 2.9 in which my 3d models can be easily accessible within blender through addon. My plan was to make a small little tool shelf (at ...
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NO cycles in the render properties tab(Filter addons off)

There is no cycles render option in the render engine list , i had a look on another questions but there was mentioned to turn of filter addons but i already have done it , my cycles is enabled in the ...
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import CSV data(X,Y,Z) into blender to generate many vertices

I have a complicated surface (consists of many spatial points) generated in matlab. Now I want to import these points into Blender as vertices. I've tried many python scripts available from Internet, ...
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How can i add a preview picture to operator

Hi) I'm trying to write my own addon and I don't know how to add a picture in front of the operator, like on the example
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Issues installing two addons to under Mac OS

I am new to Blender and downloaded this program from Steam under Mac OS. I am attempting to install two addons, called UniVRM, and the other is called Catsblender. Here are a look at those links: ...
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How to make TISSUE blend between solid and wire frame?

Blend file hereOkay, so I'm messing with tissue and some other techniques to create an object that has two areas blended or have a gradient. The first area will be solid/flat, and the second area will ...
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Mesh Data transfer to make similar shape

I have a small plant and created a ivy on the walls and its hidden. I want my small plant take the ivy shape. Is it possible with data transfer modifier. Never used. Any other suggestion how can i ...
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1answer
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Equivalent of Material.alpha and Material.use_transparency

I am working on upgrading a 2.79 plugin to 2.8. The plugin was using the Material.use_transparency and Material.alpha fields, ...
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1answer
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Archipack not showing in object mode

my first question here actually. I want to add a window using the archipack addon. I already enabled the addon, chose a location for the material library, and rendered presets thumbs. For some reason, ...
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Hardops + Blender 2.9 Support

https://gumroad.com/l/hardops Can anyone confirm if the HardOps (2.8) addon is compatible with Blender 2.9?
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I can't find the dynamic parenting add-on

I am trying to find the add-on for dynamic parenting, and after hours of searching, i have not come to find a singe one that actually exists. Is there any working one? If not, how can i alternatively ...
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9 views

changing object name by multi button operator

i has 8 operator button and want every button change object name ...
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1answer
24 views

Permanently expanded submenu in pie menu

Is it possible to add submenu (from another custom class) in pie menu is a such way as to make it always expanded (without howering over it). Or maybe it possible with popup menu as submenu? (For ...
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EEVEE SSGI add-on question

After trying out the eevee ssgi add-on, I started wondering if using the add-on is really necessary? Because you can just append the node groups to another project without needing to even install the ...
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1answer
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How to stack UV island using Python in Blender?

I'm looking for a help/solution to my question "How to stack UV island using Python in Blender. I haven't got far from beginning but this is all I got this far: ...
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Issue with installing an addon

i tried installing lip sync importer following the normal step of installing addons in blender but i keep getting this message [Modules Installed() from 'C:\users\tstick\Download\Compressed\...
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I want to remove void from volume of cube script

I have two problems Getting Volume its return volume before object Edit and didn't change with editing object I want here to remove Void From Cube what ever is it (x,y,z) For each cube selected ...
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1answer
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Re-Arrange UV slots

Is it possible to re-arrange the UV slots, maybe using an addon or...? I need a specific UV to be on the second slot, but after forgetting to create it & creating four of them I can't move it to ...
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1answer
28 views

Booltool addon not punch a hole

With the inbuilt booltool addon. Why i can't punch a hole. The face facing correct. Removed double verts, scale rotation are 1 and 0,. Mesh has subsurf, solidify, mirror modifier. Im using 2.9 version ...
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Is there a 2.83.6 LTS on Steam?

I went to install 2.83.6 via Steam but instead 2.90 got installed. Is there a mix up or something?
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Multiple sun objects using the Sun Position add-on

Is it possible to have multiple sun objects (different coordinates and UTC zones) with the sun position add-on.
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Unable to select a Bone in Edit Mode Via Scripting

I try the next sentence in Blender, and nothing happens, I only want to select this bone and see the orange line thats says that bone is selected. The name of the Armature in the Scene is "MyRig&...
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How to migrate preferences and add-on in Blender 2.8 and later when installing a new version?

How are settings and add-ons migrated in Blender 2.8 and later? In 2.7 the splash screen had an option to import old settings. This is not present in 2.8. This answer looks very dated - How would I ...
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Force Updating Script-Created Shapekey Driver

I have written a small addon that takes a mesh with its shapekeys and adds a custom property per shapekey to a selected bone of an armature and connects the two with a driver, so that in the end, all ...
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1answer
25 views

Want to get volume using 3dprint addon but get Problem From blender Console

Problem in Console ...
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no addons showing up in blender 2.9 despite them being in the correct directory [SOLVED]

after updating blender to 2.9 all preinstalled addons will not show up in add-ons setting page. ...
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Import into After Effects Add-On Missing in 2.9 [duplicate]

I just saw a tutorial on YT how to import Blender 3D models into After Effects, and the add-on is not showing up on 2.9. I remember I had installed in 2.83. What could have happened and it's not ...
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1answer
34 views

How to have a clean slice

With the Booltool addon. Im slice the mesh to get a top part separate. Im looking for this type of battery opening. I tried to add a sphere and with booltool i tried to slice the mesh. The mesh get ...
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Problem with Archpack addon in blender (traceback most recent call last)

I am having a problem with the Archpack addon, it was working normally, and suddenly started showing this error every time I had to add a new object in the scene: traceback (most recent call last) The ...
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1answer
29 views

Blender AttributeError: 'PreferenceView' object has no attribute 'use_international_fonts'

I am at intermediate level in Blender and i recently came across Groove 3D. So, I downloaded and installed it. But when I enable the add-on it displays " Error(see console) " under ...
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53 views

Does Blender have a C++ API?

The docs tantalizingly hint at a C++ API in Blender that allows for creating new mesh modifiers, object types and shader nodes: https://docs.blender.org/api/current/info_overview.html I'm unable to ...
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1answer
24 views

Why i cant punch a hole through the mesh?

With the BoolTool Addon why i cant punch a hole. Why its making a groove. I check the orientation of both the faces. Scale and rotation are also 1 and 0. Any suggestion whats going wrong. Thanks
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1answer
26 views

Merge or join surfaces generated in sverchek . Curves made by Bezier

Initially I created bezier lines in Blender. Then applyied Sverchok. Visually I devided a shoe into some areas(6-7) and according to these areas I generated surfaces through Sverchok. Now the ...
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20 views

Python API - Panel INSTANCED Flag

I have 16 collections of properties that I would like to display in a list of panels. It seems that the old way to do this is to write and register a new class for each panel, even though they are all ...
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1answer
26 views

Blender Pie Menu help

I decided to try and write an addon in Blender for a school project. I am 100% new to the Blender api and I am trying to get my bearings from the api docs. The below code works sometimes and most ...
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0answers
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When calling self.layout.operator() no button appears

Using blender 2.83.2 blender my personal addons aren't working. Calling self.layout.operator() no longer causes a button to appear in the panel which breaks much of the functionality. Anyone have any ...
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0answers
34 views

Panel UI - subpanels and buttons

I'm trying to create a simple panel that is organazied in the following way: Properties of the main panel (text, operators, etc). Subpanel that has it's own properties and operators. More properties ...
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0answers
82 views

BlenderKit Traceback Fix? (Blender 2.9)

I am trying to use the BlenderKit addon, and I keep getting this Traceback error. How do I fix this? Cuz the BlenderKit Addon used to work before but now this error keeps popping up. (This Version of ...
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How to Create Addon to import .txt file

I'm trying to script an Add-on that lets user to choose .txt file from some directory by pressing a button from panel and read data in that .txt file. This is what I tried ...

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