ATLauncher
ATLauncher: A free, cross-platform launcher for managing modpacks, separate instances, and modded content. Ranked #9 of 75 in Minecraft Launchers by our editors (8.6/10); pricing: Free · open source (GPL-3.0); best for modpack and server management.
At a glance
- Editor score8.6 / 10
- PricingFree · open source (GPL-3.0)
- Best forModpack and server management
- Free planYes
- Paid fromFree
- Founded2013
- Facts checked19 Sep 2026
Where it wins
- Browse packs from ATLauncher, CurseForge, Modrinth, Technic, and FTB.
- Keep separate instances and import them from files or URLs.
- Manage Java and mod loaders, back up saves, and run supported modpack servers.
Where it doesn't
- Server creation and running are limited to supported modpacks.
- Its documented content tools focus on modded packs and related game content.
- Its launcher features center on Minecraft instances rather than general game management.
Our verdict on ATLauncher
ATLauncher is an open-source Minecraft launcher for players who install modpacks and maintain different Minecraft configurations. It runs on Windows, macOS, and Linux, and its free distribution makes it relevant to players looking for a launcher without a paid plan. Separate instances help keep versions or configurations apart, while support for multiple Minecraft accounts accommodates players who manage more than one account. Its scope is firmly Minecraft-focused, particularly for players whose play depends on modded content rather than a general-purpose game library.
The launcher brings together packs from ATLauncher, CurseForge, Modrinth, Technic, and FTB. Beyond browsing and installing modpacks, players can import instances from files or URLs and manage mods, resource packs, shader packs, plugins, and worlds. Java handling can automatically select or install compatible versions, and users can select or update mod-loader versions. That combination makes ATLauncher useful when a player wants pack discovery and several parts of a modded setup in one launcher. Players who only need to start an unmodified Minecraft installation may not need this breadth of pack and content management.
For ongoing play, ATLauncher includes one-click save backups and lets users create and run supported modpack servers. Those tools connect instance management with preserving worlds and playing packs in a server context, though the server feature is specifically for supported modpacks rather than a general server-management workflow. The fit is strongest for players who switch among modpacks, maintain separate setups, or want launcher-based access to supported pack servers. Players seeking server management beyond that scope should look for an alternative suited to those needs.
Your product? Our editors can test ATLauncher in depth and publish a review, labelled as paid · from $149/mo →
ATLauncher pricing
ATLauncher fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| Desktop OS support | Not verified |
| Separate instances | Yes |
| Modpack import | Both |
| Mod loader support | Multiple |
| Java runtime management | Yes |
| Built-in modpack catalog | Yes |
| Automatic updates | Not verified |
| Deployment | Desktop |
| Platforms | Windows, macOS, Linux |
| Integrations | 5 integrations: ATLauncher, CurseForge, Modrinth, Technic, FTB |
| Pricing | Free · open source (GPL-3.0) |
| Website | atlauncher.com |
| Facts checked | 19 Sep 2026 |
ATLauncher integrations
ATLauncher lists 5 integrations on its own site.
- ATLauncher
- CurseForge
- Modrinth
- Technic
- FTB
Alternatives to ATLauncher
- Prism LauncherA free, open-source launcher for organizing isolated Minecraft instances and modpacks.9.4
- RefractA broad, free launcher for players moving libraries and modpacks from other launchers.9.2
- Spectra LauncherA free, open-source launcher with strong instance, mod, and modpack workflows.9.1
See all ATLauncher alternatives →
ATLauncher vs the competition
- ATLauncher vs Godlike.Host
- ATLauncher vs Prism Launcher
- ATLauncher vs Refract
- ATLauncher vs Spectra Launcher
- ATLauncher vs X Minecraft Launcher
- ATLauncher vs Histolauncher
Compare ATLauncher with any tool side by side →
Also Ranked In
ATLauncher is ranked in 2 of our directories.
Used ATLauncher? Be the first to review it
The editor score above is our own research. What this page doesn't have yet is a reader's view — what you used ATLauncher 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.
Write a reviewTwo minutes · verified accounts only · read by an editor before it appears
Featured on iTechGuides
ATLauncher is listed in our Minecraft Launchers directory. Add the badge to your site — it links back to this page.
<a href="https://www.itechguides.com/products/atlauncher/"><img src="https://www.itechguides.com/best/badge/atlauncher.svg" alt="Featured on iTechGuides" width="230" height="46"></a>
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
Last updated · How we research and update