Disclaimer: Sideloaded mods are created by the community and are not officially vetted by Stress Level Zero. Always download files from reputable sources and be aware that installing third-party software carries inherent risks. This article is for informational purposes only.
Most BoneLab mods use the game’s Mods or Plugins folder structure. Typical paths:
Always check the mod author’s install instructions — locations can vary.
Bonelab—the physics-based action-adventure title from Stress Level Zero—is often hailed as the Garry’s Mod of VR. Its core appeal lies not just in the gripping campaign or the "Marrow" physics engine, but in its deep, built-in modding support. While the in-game mod repository (Mod.io) offers a safe and easy way to download content, true power users know that the magic happens when you learn how to Bonelab sideload content. bonelab sideload
But what does "sideloading" actually mean within the context of Bonelab? Simply put, it is the process of manually transferring files (mods, code mods, or full PCVR versions) from a computer directly into the headset’s internal storage, bypassing the official in-game browser.
Whether you are using a Quest 2, Quest 3, Quest Pro, or a PCVR headset, mastering the sideload process is the only way to access custom avatars, scripted mods (like guns that shoot lightning or portal guns), and the infamous "Official Bonelab Mod" SDK content that isn't filtered by Mod.io.
This article will serve as your encyclopedia for everything related to Bonelab sideloading. We will cover why you need it, the tools required, step-by-step instructions for every headset, troubleshooting common errors, and the best places to find sideload-only mods. Disclaimer: Sideloaded mods are created by the community
This is the part where most people get stuck. You need to find the Mods folder. The location differs based on whether you are on Steam or Oculus.
For Steam Users:
Manage -> Browse local files.Bonelab folder.MelonLoader -> Mods.
UserData -> Mods.For Oculus/Meta Store Users (PCVR):
Program Files -> Oculus -> Software -> Software -> stress-level-zero-inc-bonelab.MelonLoader -> Mods.In the pantheon of virtual reality physics sandboxes, Bonelab stands alone. Developed by Stress Level Zero, it offers a level of interactive fidelity—from weight simulation to inverse kinematics—that is unmatched on the Meta Quest and PC VR platforms. However, for many users, the base game is just the starting point. The true potential of Bonelab lies in its modding community, and the gateway to that world is a process known as Bonelab sideloading.
But what exactly does "sideloading" mean in the context of Bonelab? Is it legal? Is it safe? And most importantly, how do you do it without bricking your headset or corrupting your save file?
This article is your comprehensive, 2,500-word guide to everything you need to know about Bonelab sideloading—from basic definitions to advanced troubleshooting. Where mods normally go Most BoneLab mods use
The holy grail. Allows you to play Bonelab co-op with friends. Requires precise matching of mod versions on both PCs/Quests. Sideload only.
While historically for flat-screen games, Nexus has a growing Bonelab section. It is excellent for texture replacers and model rips (e.g., Master Chief, Garfield).
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