Bonelab Sideload May 2026

Before we install custom avatars or fusion maps, we need to understand the terminology.

Sideloading is the act of installing software (applications, files, or patches) onto a device without using the official app store. For Android-based headsets like the Meta Quest 2, Quest 3, or Quest Pro, sideloading means transferring files from a PC to the headset via a USB cable, bypassing the Meta Horizon Store.

Go to a site like Thunderstore.io (Bonelab section) or the Bonelab Modding Discord.

Assuming you want a direct, usable path—these are the common, general steps most modders and users follow. Exact folder names can differ by platform/build; adjust accordingly. bonelab sideload

Find and download a mod:

Extract and inspect:

Locate the game’s mod or user data folder: Before we install custom avatars or fusion maps,

Install:

Start the game and test:

Manage conflicts and updates:

Sometimes a Bonelab patch breaks your favorite mods. When you sideload, you can keep a local archive of mod versions that work. The in-game downloader always grabs the latest version (which might be broken).

Meta requires you to enable Developer Mode. Here’s how: