The best, or rather almost all shaders 1.21.3 for Minecraft are already waiting only for you in this section. And of course at the end of each page there are links to download shaders for 1.21.3
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Beautiful Shaders for Minecraft PC
DrDestens MinecraftShaders – contains water effects with reflections, environmental occlusion, blooms, realistic depth of field, motion…
Beautiful Shaders for Minecraft PC
Super new shaders!