Portal Launcher

Spec sheet

Purpose

Portal Launcher is an open-source Minecraft launcher for sharing and automatically syncing modpacks with friends.Read 11 Oct 2026 · github.com

Free plan

YesRead 22 Sep 2026 · github.com

Privacy

Portal says it has no telemetry, analytics, or ads and uses Microsoft’s device-code sign-in without receiving the user’s password.Read 11 Oct 2026 · github.com

Support

The project directs bug reports and suggestions to its GitHub issue tracker.Read 11 Oct 2026 · github.com

License

The launcher code is licensed under GPL-3.0-only.Read 11 Oct 2026 · github.com

Automatic updates

YesRead 22 Sep 2026 · github.com

Build verification

Every release ships a SHA-256 checksum, and releases from version 1.0.6 onward carry GitHub build provenance attestations.Read 11 Oct 2026 · github.com

Built-in modpack catalog

YesRead 22 Sep 2026 · github.com

Compatibility

Portal reads Prism Launcher’s data folder so existing instances, accounts, and settings carry over.Read 11 Oct 2026 · github.com

Friends

The launcher includes a Modrinth friends panel for seeing online friends, sending requests and invites, and joining what a friend is playing.Read 11 Oct 2026 · github.com

Interoperability

Shared packs use Modrinth Shared Instances and can be joined from the official Modrinth App, so only the host needs Portal.Read 11 Oct 2026 · portallauncher.com

Login requirement

Portal requires a genuine Minecraft account through Microsoft sign-in and offers no offline or alternative authentication.Read 11 Oct 2026 · portallauncher.com

Mod browsing

Portal browses Modrinth and CurseForge mods with galleries, download counts, versions, changelogs, and instance compatibility filtering.Read 11 Oct 2026 · github.com

Mod loader support

multipleRead 22 Sep 2026 · github.com

Modpack import

catalogRead 22 Sep 2026 · github.com

Other features

The launcher includes Discord Rich Presence, live server status, duplicate mod finding, modpack update notifications, and importing instances from other launchers.Read 11 Oct 2026 · github.com

Separate instances

YesRead 22 Sep 2026 · github.com

Shared packs

Hosts can publish instance updates, and friends’ copies sync mods, configs, pack icons, and Minecraft or loader version changes before play.Read 11 Oct 2026 · github.com

Sharing limitation

Mods hosted on Modrinth sync by reference, while files from other sources are re-uploaded on each shared-pack push.Read 11 Oct 2026 · portallauncher.com

Update rollback

Before mod updates, Portal takes snapshots so users can revert the last mod update, and its review warns about missing dependencies.Read 11 Oct 2026 · github.com

Plans and prices

Every Portal Launcher plan and price →

Where Specifiction places it

• Minecraft Launchers#20 of 758.4