OpenMC

Place

#57 of 76

Chart

Score

6.3

The facts below are what the maker publishes about OpenMC, checked and dated. Our editors have not written about it yet.

Plans and prices

From OpenMC's own pricing page, checked 12 Oct 2026.

Plan	Price	What it gives you
OpenMC	Free	No paid plans or usage limits stated

Each one read from OpenMC's own pages, with the date it was checked.

Community development: The README says the project is community-created and features are community-driven.checked 12 Oct 2026
Development contributions: The README invites contributors to open an issue or fork the project and create a pull request.checked 12 Oct 2026
License: The repository states that OpenMC is licensed under Apache License 2.0.checked 12 Oct 2026
Mod loaders: The project says it supports several mod loaders.checked 12 Oct 2026
Mod loader support: multiplechecked 22 Sep 2026
Modpacks: The project says it can download modpacks from several popular platforms.checked 12 Oct 2026
Portable use: The build instructions describe OpenMC as portable and say it should not be installed outside the user's home folder.checked 12 Oct 2026
Project lineage: The repository identifies OpenMC as a fork of the MultiMC project maintained independently of the MultiMC team.checked 12 Oct 2026
Purpose: OpenMC is a third-party Minecraft launcher for managing multiple Minecraft installations.checked 12 Oct 2026
Release availability: The GitHub releases page states that there are no releases.checked 12 Oct 2026
Separate instances: Yeschecked 22 Sep 2026
Technology: OpenMC is built primarily with Qt5 and C++.checked 12 Oct 2026

Platforms: Build instructions are provided for Linux, Windows, and macOS.checked 12 Oct 2026
Windows build limitation: The Windows build instructions say the project will not compile using Microsoft build tools and recommend Qt Creator.checked 12 Oct 2026