The file blender_visual_scripting_3.1 most likely refers to a version-specific release of the add-on for Blender, which is widely recognized as the premier node-based tool for creating Blender add-ons without writing manual Python code. Overview of Serpens (Visual Scripting)

For the latest official releases, users typically visit the Blender Market or Gumroad .

While the request specifies version 3.1, modern versions (such as V3.3.2) have since been released to support newer Blender versions. How to Install the Add-on

For general add-on management, refer to the Blender 4.2+ Manual for newer extension platforms. Add-on Tutorial - Blender 5.1 Manual

If you have downloaded a file like blender_visual_scripting_3.1.zip , follow these steps to install it:

Serpens allows users to build real, installable .zip add-ons for Blender using a node-based interface similar to Geometry Nodes or Shader Nodes.

Search for "Serpens" or "Visual Scripting" in the search bar and check the box next to the name to activate it. Resources & Documentation

Ensure you are using a compatible version (e.g., Blender 3.1 for that specific file). Access Preferences: Go to Edit > Preferences . Install from File: Click the Add-ons tab on the left. Click the Install... button in the top right. Navigate to your .zip file and select Install Add-on .