One block horrorby kamussy · Modpacks · 1.19It's regular one block survival, but with many dwellers to give you a chilling experience (optimized)
Free522K downloads
Zillemattically Optimized is a modpack that works on Minecraft 1.21. Here are 12 modpacks that do a similar job, ranked by how close they are and how many people use them.
| Resource | Downloads | Rating | Versions | Last update | Price |
|---|---|---|---|---|---|
 Zillemattically Optimizedthe one you looked at | 6 | – | 1.21 | Sep 29, 2026 | Free |
| One block horrorkamussy | 522K | – | 1.19 | Oct 9, 2026 | Free |
 Spunky Optimizedspunkyinsaan | 516K | – | 1.16 – 26.x | 14 days ago | Free |
 命运齿轮FOM机械动力航空学【Fate's Machinery】moonboss666 | 401K | – | 1.21 | 21 hours ago | Free |
 Spirity OptimizedItsAnshuXD | 33K | – | 1.21 | Jun 5, 2026 | Free |
 Hoplite for Lunar ClientLunarClient | 1.1M | – | 1.20 – 1.21 | 20 days ago | Free |
 MCC Island for Lunar ClientLunarClient | 534K | – | 1.20 – 1.21 | May 11, 2026 | Free |
 Keo Optimizedgokukeo | 491K | – | 1.20 – 26.x | Sep 17, 2026 | Free |
 PvP OptimizedMaximalOG | 73K | – | 1.21 – 26.x | 12 days ago | Free |
One block horrorby kamussy · Modpacks · 1.19It's regular one block survival, but with many dwellers to give you a chilling experience (optimized)
Spunky Optimizedby spunkyinsaan · Modpacks · 1.16 – 26.xOne of The Best optimization modpack for Minecraft designed to enhance performance and improve gameplay experience.
命运齿轮FOM机械动力航空学【Fate's Machinery】by moonboss666 · Modpacks · 1.21轻量级机械动力整合包，基于最新NeoForge优化，专注自动化玩法，流畅低耗。 Lightweight Create modpack on NeoForge, optimized for smooth automation gameplay.
Spirity Optimizedby ItsAnshuXD · Modpacks · 1.21A lightweight Fabric optimization and PvP utility modpack focused on FPS, smooth gameplay, and low-end performance.
Hoplite for Lunar Clientby LunarClient · Modpacks · 1.20 – 1.21Tailor-made list of popular mods to enhance your gameplay experience on Hoplite through Lunar Client, including in-game proximity voice chat.
MCC Island for Lunar Clientby LunarClient · Modpacks · 1.20 – 1.21Tailor-made list of popular mods to enhance your gameplay experience on MCC Island through Lunar Client.
Keo Optimizedby gokukeo · Modpacks · 1.20 – 26.xA lightweight optimization pack with only essential mods, delivering up to 4x higher FPS while keeping Minecraft smooth and stable on Fabric.
PvP Optimizedby MaximalOG · Modpacks · 1.21 – 26.xThe best modpack out there which focuses on improving in game FPS and your pvp experience with mods like sodium, lithium, BetterHurtCam+, etc to ensure…
Cobblemon Apexby Shmeeb · Modpacks · 1.21Enjoy Cobblemon at its finest with our curated selection of over 90 mods, specifically chosen for optimal performance and a streamlined gameplay experience.
Simply Optimized & Up to Dateby clouds · Modpacks · 1.16 – 26.xA Simply Optimized continuation, updated for the latest Minecraft versions and optimization mods while staying lightweight and performance-focused. Supports…
Minecraft: Trailer Editionby Dyzium- · Modpacks · 1.20 – 26.x"Minecraft: Trailer Edition" is a carefully curated modlist designed to transform your Minecraft gameplay into a cinematic experience that mirrors the…
Lunar Fpsby XMP · Modpacks · 1.20 – 26.xLunar Fps is a lightweight and fully-optimized PvP/Fps Boost Modpack designed to work perfectly alongside Lunar Client.