Source-checkedWorld generation

Cave Horror Project 1

by JustErikSK · for Minecraft

Forge 1.20.1 | Chapter 6 is out! | Best horror modpack with quests and story! PLAY NOW!

1.9MDownloads
35d agoLast updated
LicenseRef-All-Rights-ReservedLicense
ForgeLoaders

About Cave Horror Project 1

From Modrinth

Forge 1.20.1 | Chapter 6 is out! | Best horror modpack with quests and story! PLAY NOW!

Bisect Hosting

Use our code " withrage " to get 25% discount!

Welcome to Cave Horror Project 1

If you need any help or have any suggestions for future updates, please join our Discord! # Step back into the darkness of Cave Horror Project, the ultimate horror survival modpack where every step into the shadows could be your last. Since version 2.0 and 3.0, the experience has been completely transformed with new quests, bosses, decorations, and terrifying encounters.

📖 Full Questline

  • Over 200 quests across multiple chapters, now with a proper progression path alongside some optional quests.
Quests

🪓 Horror-Themed Additions & Custom Mods

  • Creepy Decorations Mod – Add unsettling props like Haunted Pumpkins, Broken Dolls, and more to intensify the atmosphere.
  • Many horror mods such as The Anomaly, Cave Dweller or Doctor Who: Weeping Angels.
  • Enhanced Herobrine events with legacy structures.
Creepy Decorations

🎮 Immersive Experience & Menus

  • Completely redesigned main menus for singleplayer and multiplayer.
  • Added special resource packs (Enhanced Audio, Creepy Speaker, Cave Packer, and more) for deeper immersion.
  • Shader and lighting improvements for eerie, cinematic visuals.
Main menu

🗣 Multiplayer Horror Experience

  • Simple Voice Chat combined with Simple Void Radio Mod – craft walkie-talkies and communicate in-game even at a distance.
  • Multiplayer-friendly quest and event system.
Walkie-talkie

⚔ New Encounters & Boss Fights

  • Apollion and Red’s Anomaly spawn rates adjusted for balanced horror encounters.
  • Herobrine’s abilities improved, but villagers are now safe from possession.
  • Many difficult bosses from the ArPhEx Mod.
TORMENTOR

🔧 Quality of Life & Performance

  • Backpack crafting rebalanced (Backpacked and Sophisticated Backpacks mods).
  • Updated mods and Forge versions for stability.
  • Streamlined quest crafting recipes for horror-themed items.
New backpack crafting recipe

This is the Cave Horror Project, combining chilling atmosphere, deep story, and heart-pounding survival gameplay. Whether solo or with friends, the horrors that await will test your courage to the limit.

✨ Discover more of our projects on our website!

website image

Mod links for copyright reasons (with mod permissions):

Spoiler #

Born In Chaos mod: https://www.curseforge.com/minecraft/mc-mods/born-in-chaos

Deep Dark: Regrowth mod: https://www.curseforge.com/minecraft/mc-mods/deep-dark-regrowth

Apollyon mod: https://www.curseforge.com/minecraft/mc-mods/apollyon

Mod links for attribution requirements:

Spoiler #

Better Title Screen mod: https://www.curseforge.com/minecraft/mc-mods/better-title-screen

Camera Mod: https://www.curseforge.com/minecraft/mc-mods/camera-mod

GraveStone Mod: https://www.curseforge.com/minecraft/mc-mods/gravestone-mod

Simple Voice Chat mod: https://www.curseforge.com/minecraft/mc-mods/simple-voice-chat

THE UNDEAD REVAMPED mod: https://www.curseforge.com/minecraft/mc-mods/theundead

Fresh Animations resource pack: https://www.curseforge.com/minecraft/texture-packs/fresh-animations

Highlights

From source data

Game versions

Built for Minecraft 1.20.1.

Loaders

Runs on Forge.

Footprint

Rated a light load on a server.

Cave Horror Project 1 on Nxeon

From our catalogue
One-click install
Supported on Nxeon Minecraft servers. We download it from Modrinth, place it, and restart the server.
Server side
Required on the server
Server type needed
Forge
Server load
light
Smallest plan we suggest
Minecraft — 2 GB (2 GB RAM). This follows our own load rating above, not a benchmark.
Latest build
v3.6.1, released 2026-10-01

Game versions by loader

LoaderGame versionsNewest
Forge1.20.11.20.1

From 5 recorded builds of Cave Horror Project 1.

Recent builds

BuildReleasedGame versionsLoaders
v3.6.12026-10-011.20.1Forge
v3.62026-09-101.20.1Forge
v3.5.22026-08-211.20.1Forge
v3.5.12026-08-211.20.1Forge
v3.52026-08-211.20.1Forge

Dependencies

  • Bundled: modrinth project Qgn68FJf (modrinth, not in our catalogue)
  • Bundled: modrinth project d47NdDkH (modrinth, not in our catalogue)
  • Bundled: modrinth project Iab86Kv6 (modrinth, not in our catalogue)
  • Bundled: modrinth project 4Rh1Mobu (modrinth, not in our catalogue)
  • Bundled: modrinth project CnOG2wlS (modrinth, not in our catalogue)
  • Bundled: modrinth project Tanquv9C (modrinth, not in our catalogue)
  • Bundled: modrinth project UinPYBF7 (modrinth, not in our catalogue)
  • Bundled: modrinth project OieZFwRr (modrinth, not in our catalogue)
  • Bundled: modrinth project yD9qW65f (modrinth, not in our catalogue)
  • Bundled: modrinth project t6BIRVZn (modrinth, not in our catalogue)
  • Bundled: modrinth project p1WH6sHr (modrinth, not in our catalogue)
  • Bundled: modrinth project YAVTU8mK (modrinth, not in our catalogue)
  • Bundled: modrinth project JHgf35QL (modrinth, not in our catalogue)
  • Bundled: modrinth project QpsOhpBa (modrinth, not in our catalogue)
  • Bundled: modrinth project nvQzSEkH (modrinth, not in our catalogue)
  • Bundled: modrinth project abooMhox (modrinth, not in our catalogue)
  • Bundled: modrinth project hB899VmG (modrinth, not in our catalogue)
  • Bundled: modrinth project x9UbUYtK (modrinth, not in our catalogue)
  • Bundled: modrinth project 5ZwdcRci (modrinth, not in our catalogue)
  • Bundled: modrinth project cAptbNNE (modrinth, not in our catalogue)
  • Bundled: modrinth project 50dA9Sha (modrinth, not in our catalogue)
  • Bundled: modrinth project S7b8mMXS (modrinth, not in our catalogue)
  • Bundled: modrinth project 6HC5WpwN (modrinth, not in our catalogue)
  • Bundled: modrinth project P1Kv5EAO (modrinth, not in our catalogue)
  • Bundled: modrinth project fJFETWDN (modrinth, not in our catalogue)

Declared by the newest build that lists any. Required ones are installed with it on one-click installs.

Run Cave Horror Project 1 on a Minecraft server

Pick a server or deploy a new one above; it is installed in one click.

What kind of mod it is

From the catalog
Listed on Modrinth as “Modpacks”

World generation

Changes or adds to how new terrain, biomes and structures are created.

Runs on your server

From source side support

Modrinth lists Cave Horror Project 1 as required on the server. Check its Modrinth page to see whether players need it too.

Compatibility

Game
Minecraft
Loaders
Forge
Runs on
Serverrequired on the server
Game versions
1.20.1

Verified at the source

  • ✓ModrinthOfficial listing, checked 2026-10-03Open ↗
  • ✓AuthorJustErikSK, as published on Modrinth
  • ✓LicenseLicenseRef-All-Rights-ReservedFree

Cave Horror Project 1, answered

Generated from the mod’s own source data.

Do my players need to install Cave Horror Project 1?

Modrinth lists Cave Horror Project 1 as required on the server. Check its Modrinth page to see whether players need it too.

Which loaders does it support?

Forge.

Is it free?

Yes. Cave Horror Project 1 is free to download from Modrinth. Its license is LicenseRef-All-Rights-Reserved.

How do I add it to my Nxeon server?

Use “Add to a server” on this page, or open NxLabs from your dashboard. We install it, restart your server and switch it on.

NxLabs

Run Cave Horror Project 1 on a Minecraft server.

Deploy in about a minute from $4.99 a month, then add Cave Horror Project 1 in one click.