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Basalt Launcher

Free#20 of 75 in Minecraft Launchers

Basalt Launcher: A capable cross-platform launcher for users who need organized, filtered mod workflows. Ranked #20 of 75 in Minecraft Launchers by our editors (7.5/10); pricing: Open source; best for users prioritizing compatibility filtering.

7.5/10Editor score

Try Basalt Launcher

Basalt Launcher7.5 Try Basalt Launcher

At a glance

Editor score
7.5 / 10
Pricing
Open source
Best for
Users prioritizing compatibility filtering
Paid from
Free
Facts checked
22 Sep 2026

Where it wins
- Compatibility filtering and dependency resolution across Modrinth and CurseForge
- Isolated instances with separate saves, mods, settings, and launch options
- Supports Fabric, Quilt, NeoForge, Forge, Java controls, and instance imports
Where it doesn't
- Currently described as beta software
- Desktop deployment only across Windows, macOS, and Linux
- Support is community-based

Our verdict on Basalt Launcher

Basalt Launcher is an open-source desktop launcher for Minecraft on Windows, macOS, and Linux. It is aimed at players who manage multiple modded setups and want each instance to keep its own saves, mods, resource packs, shaders, settings, and launch options. Its compatibility-focused discovery connects Modrinth and CurseForge, while support for Fabric, Quilt, NeoForge, and Forge covers several major loader choices. The launcher also handles Microsoft accounts, skins, capes, Java runtimes, and imports from other launchers.

Compatibility management is the clearest reason to choose Basalt Launcher. Modrinth and CurseForge discovery include compatibility filtering and dependency resolution, and modpacks can be installed from both services. Java runtime detection, plus global and per-instance overrides, gives users more control when different installations need different Java configurations. Launcher and game diagnostics, including launch-argument preview, add useful visibility when an instance does not start as expected. These features make the product a strong fit for solo players and small groups maintaining several modded profiles.

The trade-off is maturity and support coverage. The project is currently described as beta software, so users who require a more established release should consider that before moving their primary setups. Deployment is limited to desktop operating systems, and support is community-based rather than presented as a dedicated service. Basalt Launcher should appeal to players who value open-source software, cross-platform access, separate instances, and filtered catalog discovery. It is less suitable for users seeking a polished, supported service with a broader deployment model or a non-desktop workflow.

Your product? Our editors can test Basalt Launcher in depth and publish a review, labelled as paid · from $149/mo →

Basalt Launcher pricing

Plans Open sourceFree Free to use — no paid tier required for the core job.

See plans on github.com

Basalt Launcher fact sheet

Free plan	Not verified
Paid from	Free
Desktop OS support	Not verified
Separate instances	Yes
Modpack import	Catalog
Mod loader support	Multiple
Java runtime management	Yes
Built-in modpack catalog	Yes
Automatic updates	Not verified
Deployment	Desktop
Platforms	Windows, macOS, Linux
Support	Community
Built for	Solo, Small business (editorial estimate)
Integrations	3 integrations: Modrinth, CurseForge, Microsoft accounts
Pricing	Open source
Website	github.com
Facts checked	22 Sep 2026

Basalt Launcher integrations

Basalt Launcher lists 3 integrations on its own site.

Modrinth
CurseForge
Microsoft accounts

Alternatives to Basalt Launcher

See all Basalt Launcher alternatives →

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The editor score above is our own research. What this page doesn't have yet is a reader's view — what you used Basalt Launcher for, what worked and what didn't. No stars are seeded and no review is paid for; an editor reads every one before it appears.

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Featured on iTechGuides

Basalt Launcher is listed in our Minecraft Launchers directory. Add the badge to your site — it links back to this page.

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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Last updated 7 Oct 2026 · How we research and update