Key takeaways
- Every pack here runs on Iris, so the days of needing OptiFine to see a sunset are over.
- Complementary Reimagined is the safe default – vanilla-like, well documented and by far the most installed pack on Modrinth.
- If your machine struggles, MakeUp Ultra Fast is built for that case specifically rather than being a lighter preset of something heavier.
Shader packs are the least honest category in Minecraft modding. Every screenshot is taken at golden hour, from a spot the author spent an afternoon framing, on hardware nobody mentions. The pack that looks best in a thumbnail is frequently the one you will turn off after two evenings because your frame rate halved and the water is now too shiny to see through.
So this is a list of five packs picked by what they are actually good at, not by which screenshot hits hardest. All of them load in Iris, all of them are free, and all of them are on Modrinth, which means installing one is a matter of dropping a .zip into a folder. The download counts below are rough, because they move fast.
How these were picked
Three filters. The pack has to be maintained – anything without an update in the last year is out, because Minecraft’s renderer keeps changing underneath these. It has to run on Iris rather than being OptiFine-only, since that is where the modding ecosystem now lives. And it has to be good at something specific, rather than being a slightly different grade of pretty.
1. Complementary Reimagined – the default
Roughly 60 million downloads, and the pack most people mean when they say they are running shaders. Reimagined is the vanilla-faithful branch: it keeps Minecraft’s colour palette and block identity intact, adds coloured lighting, sharper shadows and proper water, and does not try to turn the game into a photograph. Performance is unusually good for how it looks, and the settings menu is the most thoroughly labelled of any pack on this list.
There is a sibling pack, Complementary Unbound, with a more dramatic and less vanilla look – same team, same settings depth. Start with Reimagined; move to Unbound if you decide the vanilla look is holding you back.
2. BSL Shaders – the colourful one
Around 28 million downloads and the oldest name on the list. BSL is bright, saturated and heavy on bloom, and it has never pretended to be realistic. It is the pack that makes screenshots of builds look like promotional art, and the one that suits cartoon and pastel resource packs better than any of the realistic options here.
It also scales down gracefully. The settings include genuinely low presets rather than token ones, which is why BSL keeps showing up on mid-range machines years after it launched.
3. Photon – semi-realistic without the cost
About 26 million downloads. Photon is aimed at gameplay rather than screenshots: a semi-realistic look with strong atmospheric work – fog, sky, volumetric light – and a deliberate refusal to make the world so dark that caving becomes tedious. If you have bounced off realistic packs because you could not see anything at night, this is the one to try next.
4. MakeUp Ultra Fast – for weak hardware
Roughly 12 million downloads, and the only pack here designed from the start around the quality-to-performance ratio rather than around a look. On integrated graphics and older laptops, MakeUp is frequently the difference between shaders being possible and not. It still gives you shadows, waving foliage and reflective water; it just refuses to spend frames on effects that do not change the picture much.
5. Solas – stylised fantasy
Around 16 million downloads. Solas is the stylised option: coloured lighting, PBR support, and a fantasy grade that makes torches and lanterns actually feel like light sources rather than yellow dots. It is the pack to run on a build server where everything is a castle, and the wrong pack if you want Minecraft to look like Minecraft.
Honourable mention: Rethinking Voxels
Built on Complementary Reimagined, with voxel-based coloured block light and sharp shadows – the closest thing to real-time global illumination you can run without a dedicated ray tracing setup. It is marked work-in-progress and updates have slowed, so it does not make the main list, but the lighting is worth seeing at least once.
What you need to run them
One mod loader (Fabric or NeoForge), Iris Shaders, and Sodium, which Iris requires – the full install walkthrough is here. Download the shader .zip, put it in the shaderpacks folder inside your game directory without unzipping it, then pick it from Video Settings. No pack on this list needs OptiFine, and installing OptiFine alongside a modern mod list is the fastest way to break both.
Two settings matter more than the pack you choose. Render distance is the single biggest cost – dropping from 16 chunks to 10 will buy back more frames than switching packs. Shadow distance is the second, and most packs let you cut it separately, which costs you very little visually.
Which one to start with
Complementary Reimagined, unless you already know you want something else. It is the pack with the least friction: it looks like Minecraft, it runs on most hardware, and if something is wrong you will find an answer within one search. Try BSL if you want colour, Photon if you want atmosphere you can still play in, MakeUp if your machine is the constraint, and Solas if your world is a fantasy build rather than a survival base.
And treat every shader screenshot you see – including the ones in this article – as a best case. What a pack looks like at 3pm in a plains biome with your render distance is a different picture, and it is the one you will actually be playing.