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Best ImmediatelyFast Alternatives in 2026

Free#11 of 24 in Minecraft Performance Mods

The top ImmediatelyFast alternatives are Sodium, Lithium and ModernFix: 15 minecraft performance mods our editors would look at instead of ImmediatelyFast, in our ranking order.

8.2/10Editor score
ImmediatelyFast8.2 View ImmediatelyFast

ImmediatelyFast: A broad rendering optimizer for Minecraft clients using Fabric or NeoForge. Where it falls short: focused on client-side rendering rather than dedicated-server performance.

Switching from ImmediatelyFast? For most minecraft performance mods buyers the best ImmediatelyFast alternative is Sodium, built for broad client rendering and FPS gains.

Why People Look for an ImmediatelyFast Alternative

  • Focused on client-side rendering rather than dedicated-server performance
  • Requires client-only deployment
  • Current documented builds target Minecraft 26.3
  • No dedicated server support — 6 of the alternatives below have it

Quick Picks by What You Need

All 15 ImmediatelyFast Alternatives, Ranked

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

  1. Sodium

    Best forBroad client rendering and FPS gains

    • Better than ImmediatelyFast:
    • Editor score 9.4 vs 8.2

    A free client mod for broad Minecraft rendering and FPS improvements.

    9.4/10★★★★★
    Visit Sodium
  2. Lithium

    Best forBroad client-and-server optimization

    • Better than ImmediatelyFast:
    • Dedicated server support
    • Editor score 9.3 vs 8.2

    A broad, compatibility-focused performance mod without gameplay or visual changes.

    • Dedicated server support
    9.3/10★★★★★
    Visit CaffeineMC
  3. ModernFix

    Best forLoading, memory, and mod compatibility

    • Better than ImmediatelyFast:
    • Dedicated server support
    • Editor score 9.2 vs 8.2

    A multi-loader performance mod focused on loading, memory use, compatibility, and debugging.

    • Dedicated server support
    9.2/10★★★★★
    Visit ModernFix
  4. C2ME

    Best forFaster chunk generation and loading

    • Better than ImmediatelyFast:
    • Dedicated server support
    • Editor score 9.0 vs 8.2

    A focused Fabric mod for faster chunk generation, I/O, and loading.

    • Dedicated server support
    Open source Our C2ME verdict → Visit C2ME
    9.0/10★★★★☆
    Visit C2ME
  5. Best forReducing Minecraft memory usage

    • Better than ImmediatelyFast:
    • Editor score 8.8 vs 8.2

    A focused, open-source mod for reducing Minecraft memory use on clients and servers.

    8.8/10★★★★☆
    Visit FerriteCore
  6. Best forServer performance tuning

    • Better than ImmediatelyFast:
    • Dedicated server support
    • Editor score 8.7 vs 8.2

    A focused open-source mod for tuning server performance and gameplay trade-offs.

    • Dedicated server support
    8.7/10★★★★☆
    Visit ServerCore
  7. Best forHigh-player-count server networking

    • Better than ImmediatelyFast:
    • Editor score 8.6 vs 8.2

    A server-focused Fabric mod with broad networking and chunk-performance optimizations.

    8.6/10★★★★☆
    Visit site
  8. Best forFaster vanilla-compatible world generation

    • Better than ImmediatelyFast:
    • Editor score 8.5 vs 8.2

    A focused, free optimization mod for faster vanilla-compatible world generation.

    8.5/10★★★★☆
    Visit Fast Noise
  9. Best forLighting-heavy servers and world generation

    • Better than ImmediatelyFast:
    • Dedicated server support
    • Editor score 8.4 vs 8.2

    A focused open-source choice for lighting-heavy servers and fast world generation.

    • Dedicated server support
    8.4/10★★★★☆
    Visit ScalableLux
  10. Embeddium

    Best forForge or NeoForge client rendering

    • Better than ImmediatelyFast:
    • Editor score 8.3 vs 8.2

    A rendering-focused client mod for Forge, Fabric, and NeoForge Minecraft setups.

    8.3/10★★★★☆
    Visit Embeddium
  11. Best forImproving FPS in entity-heavy scenes

    A focused FPS mod for entity-heavy scenes, with client-side visibility and tick optimization.

    8.1/10★★★★☆
    Visit Entity Culling
  12. Krypton

    Best forClient-and-server networking efficiency

    • Better than ImmediatelyFast:
    • Dedicated server support

    A focused, free Fabric mod for improving Minecraft client-and-server networking efficiency.

    • Dedicated server support
    8.0/10★★★★☆
    Visit Krypton
  13. Best forRedstone-heavy server workloads

    A focused Fabric mod for reducing redundant redstone updates on servers.

    7.9/10★★★★☆
    Visit site
  14. Best forLaptops and background Minecraft sessions

    A focused client mod for lowering frame rates and background resource use.

    7.8/10★★★★☆
    Visit Dynamic FPS
  15. VulkanMod

    Best forVulkan-capable client rendering

    A focused, open-source renderer for Minecraft players with Vulkan-capable hardware.

    7.7/10★★★★☆
    Visit VulkanMod

ImmediatelyFast Alternatives: Common Questions

What is the best alternative to ImmediatelyFast?

Sodium: #1 in our Minecraft Performance Mods ranking, with an editor score of 9.4 out of 10. A free client mod for broad Minecraft rendering and FPS improvements.

Is there a free alternative to ImmediatelyFast?

Yes. Sodium, Lithium, ModernFix, C2ME and FerriteCore have a free plan or a free tier (15 of the 15 alternatives on this page).

Why do people look for ImmediatelyFast alternatives?

Focused on client-side rendering rather than dedicated-server performance; Requires client-only deployment; Current documented builds target Minecraft 26.3.

How do I switch from ImmediatelyFast?

Back up your world, configs and mods from ImmediatelyFast's panel, or download the server folder over SFTP. Create the server on the new host with the same game version (and the same modpack or loader, if you use one). Upload the world and config files, start the server once and check that the mods and plugins load. Share the new address with your players or point your domain at it, then cancel ImmediatelyFast after a test session.

How to Switch from ImmediatelyFast

  1. Back up your world, configs and mods from ImmediatelyFast's panel, or download the server folder over SFTP.
  2. Create the server on the new host with the same game version (and the same modpack or loader, if you use one).
  3. Upload the world and config files, start the server once and check that the mods and plugins load.
  4. Share the new address with your players or point your domain at it, then cancel ImmediatelyFast after a test session.

ImmediatelyFast vs Each Alternative

#ToolFree planPaid fromMod loaderPerformance focusClient/server scopeMinecraft versionsDedicated server supportScore
11ImmediatelyFastFreeMulti-loaderRenderingClient26.3No8.2
1SodiumYesFreeMulti-loaderFrame-rateClient26.3, 26.2, 26.1.2, 1.21.11, 1.21.1No9.4
2LithiumYesFreeMulti-loaderBoth26.x.y, 1.21.11, 1.21.1, 1.20.1Yes9.3
3ModernFixYesFreeMulti-loaderLoadingBoth26.1.2, 26.1, 1.21.4, 1.21–1.21.1, 1.20.x, 1.19.4, 1.19.2, 1.18.2, 1.16.4–1.16.5Yes9.2
4C2MEFreeFabricLoadingBoth26.3, 26.2, 26.1.x, 1.21.x, 1.20.x, 1.19.x, 1.18.x, 1.17.1Yes9.0
5FerriteCoreYesFreeMulti-loaderMemoryBoth8.8
6ServerCoreYesFreeMulti-loaderServerBoth26.3Yes8.7
7Very Many PlayersYesFreeFabricServerBoth1.18.1, 1.19, 1.19.2, 26.1.18.6
8Fast NoiseYesFreeMulti-loaderLoadingBoth1.19.x, 1.20.x, 1.21.x, 26.1.x, 26.2, 26.38.5
9ScalableLuxYesFreeMulti-loaderServerBoth1.21.1, 1.21.2-1.21.4, 1.21.5, 1.21.6, 1.21.6-1.21.7, 1.21.9, 26.1, 26.2Yes8.4
10EmbeddiumYesFreeMulti-loaderRenderingClient1.16.5, 1.18.2, 1.19.2, 1.20.1–1.20.6, 1.21–1.21.1, 1.21.4No8.3
11Entity CullingYesFreeMulti-loaderFrame-rateClient1.19.4+No8.1
12KryptonYesFreeFabricServerBoth26.2, 26.1, 1.21.9, 1.21.5, 1.21, 1.20.5, 1.20.6Yes8.0
13Alternate CurrentYesFreeFabricServer1.14, 1.15, 1.16, 1.17, 1.18, 1.19, 1.20, 1.21, 1.21.2, 1.21.117.9
14Dynamic FPSYesFreeMulti-loaderFrame-rateClient26.3.0, 26.2.0, 26.1.x, 1.21.x, 1.20.x, 1.19.x, 1.18.x, 1.17.x, 1.16.2–1.16.5, 1.15.x, 1.14.3–1.14.4No7.8
15VulkanModYesFreeFabricRenderingClient1.21.3, 1.21.4, 1.21.5, 1.21.10, 1.21.117.7

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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