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This is a paid asset, but we’ll share NumberFlow Free for you. Enjoy!!!
NumberFlow v1.3.1
NumberFlow is a visual node-based editor extension that allows you to design procedural textures in Unity.
You can generate textures and animations at runtime, allowing for virtually limitless content while requiring very little storage space. You can also export directly from the editor.
Includes a C# noise library.
There is also a free version available for non-commercial use. It can be downloaded from the website.
More information on the website and forum.