Side by side
QuantumLauncher vs SJMCL
Both stand on minecraft launchers. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan LinuxMacWindows
QuantumLauncher brings instance management, mod discovery and older-version support together in a free launcher. macOS users should be prepared for a documented terminal workaround if the system blocks the app.
Visit QuantumLauncher Free plan LinuxMacWindows
SJMCL combines instance organization, mod downloads, account options, and external integrations in a free cross-platform launcher. Check platform-specific feature availability and the non-affiliation disclaimer before using it.
Visit SJMCLThe facts
| QuantumLauncher | SJMCL | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Linux, Mac, Windows | Linux, Mac, Windows |
| Lowest paid plan | Free or on request | Not published |
| Plans published | 1 | None |
| Maker | Not published | Not published |
| Website | mrmayman.github.io | mc.sjtu.cn |
| On minecraft launchers | #27 of 76 | #31 of 76 |
QuantumLauncher: what it does well
- Available for Linux, macOS and Windows.
- Keeps game versions in separate instances.
- Store connects to CurseForge and Modrinth.
- Includes Java runtime management and automatic updates.
- Supports older versions through Omniarchive.
What to know first
- Offline mode is at the user's own risk.
- macOS may block the app; a terminal workaround is documented.
- Some assets have additional licensing.
SJMCL: what it does well
- Free plan available
- Supports Windows, macOS, and Linux
- Manages multiple instances and game directories
- Supports multiple mod loaders
- Automatic updates available
What to know first
- Some features vary by region or platform
- Extensions are marked coming soon
- Not affiliated with Mojang or Microsoft
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