How do I install Aeterna Obsessio?

Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. Download the .jar. Put it in the .minecraft/mods folder and launch that loader profile. Opens on Modrinth — not every file is mirrored on our own servers.

What Minecraft version does Aeterna Obsessio work with?

The listing gives Minecraft 1.21.1. This is the version stated by the author or source site, not something we verified ourselves.

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Aeterna Obsessio

Java modpack listed for Minecraft 1.21. Downloads from the MC Java Mods app on Android.

by OwshiCrackerz · on Modrinth

⬇ Download on Modrinth

Open in MC Java Mods Get it on Google Play →

Aeterna Obsessio

Modpack created and used by OwshiCrackerz on his Survival Forever world that started on 05/09/2026 til I graduate. It's a survival-friendly modpack focused on essential quality-of-life improvements and aesthetics.

Quality of Life & Gameplay

Artifacts, cherishedworlds, Clumps, comforts, durabilitytooltip, dynamiccrosshair, dynamic_fps, EnchantmentDescriptions, freecam, Jade, jei, modmenu, replaymod, shulkerboxtooltip, trade-cycling, travelersbackpack, treeharvester, veinminer, daycounter, waystones, xaerominimap, xaeroworldmap, and zoomify.

Aesthetic & Performance Optimization

beautify, Continuity, dynamiclights, entity_model_features, entity_texture_features, entityculling, ImmediatelyFast, immersive_melodies, iris, lambdynamiclights, particlerain, skinlayers3d, and Sodium.

Farming & Building

FarmersDelight, mcw-doors, mcw-fences, mcw-windows, moredelight, ubesdelight, and YungsBridges.

Comical amount of Libraries & Dependencies

Bookshelf, cardinal-components-api, cloth-config, collective, delightlib, fabric-api, fabric-language-kotlin, ForgeConfigAPIPort, GlitchCore, kuma_api, moonlight, placeholder-api, PrickleMC, PuzzlesLib, ResourcefulLib, shogi, spectrelib, supermartijn642configlib, yet_another_config_lib_v3, and YungsApi.

Quick facts

Edition: Minecraft Java
File type: .jar
Minecraft version listed: 1.21.1
How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.

Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.

File checked by MCModsHub

Downloads as Aeterna Obsessio 1.0.0.mrpack
Download size: 81 KB
Download link checked 8 Oct 2026 — working

These come from our own check of the pack file, not from the source page.

Explore more

All Modpacks for Java All Minecraft Java mods Java mods for 1.21