How can you make such a hotbar (Minecraft)?

ky
3

Does anyone know how to get such a hotbar?
PS: The gray line is from the YouTube video
L.G. Tobias

Va

It's very easy with a texture pack.

ky

TexturePack Yes, easy No, because of the scaling it is calculated like Minecraft textures.
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PS: By calculating, I mean how the game recognizes which texture belongs to which item. (Is calculated based on the pos in the file)

Va

And the filename