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Prism Launcher

Download · community · GPL-3

Download Prism Launcher

Pick your OS, install 11.0.3, and line up every Minecraft setup in its own instance — vanilla nights, Fabric labs, Forge kitchens, and modpack marathons, all from one lightweight Qt launcher the community keeps moving.

Stable 11.0.3 · 11 Jul 2026 · Windows · macOS · Linux · GPL-3

Create · Fabric 1.21 ATM10 · Forge Vanilla 1.20.1 Dev Quilt
Instances

Why download here

One launcher, many worlds — zero folder collisions

Prism Launcher is the community fork that turned MultiMC-style isolation into a daily driver: download once, add instances, and let each setup carry its own Minecraft version, loader, Java heap, and mod list.

No embedded browser bloat. No ad shell. Just a fast Qt window where contributors ship fixes — like the July 2026 CurseForge CDN patch in 11.0.3 — while players keep packs separated by design.

Start your download
Prism Launcher

After you install

Pull packs in, keep the mess out

Add instance · Modpack
Modpack installs
Search Modrinth or CurseForge, click install, and land a full pack in a fresh instance — loader and version matched before you hit Play.
Mod updates
Refresh individual mods inside each instance. What you update in ATM10 stays in ATM10.
Light Qt shell
Rainbow-friendly themes, tidy menus, and low overhead — built for people who live in the instance list.
Explore every feature

Built for your stack

Who downloads Prism and why

Modpack hoarders

ATM, Create, and skyblock packs each get their own lane with tuned RAM — swap instances in seconds without touching another pack’s mods folder.

Linux crew

Grab AppImage, Flatpak org.prismlauncher.PrismLauncher, or a native build — the download page lists what fits your distro without hunting forums.

MultiMC refugees

Bring old instances over, then enjoy built-in Modrinth and CurseForge installs the legacy workflow never shipped out of the box.

Loader tinkerers

Prototype Forge, Fabric, Quilt, and NeoForge side by side — no more overwriting one shared .minecraft when a test build goes sideways.

Comparison

Prism Launcher vs other launchers

Practical differences if you want a download-first launcher with both mod platforms baked in — not a walled garden or a manual-import workflow.

Criterion Prism Launcher MultiMC CurseForge App Modrinth App
Isolated instances Yes Yes Limited profiles Yes
CurseForge mods and packs Built-in Manual import Built-in No
Modrinth mods and packs Built-in Manual import No Built-in
Ads / Overwolf shell None None Overwolf ecosystem None
License GPL-3 open source Open source Proprietary Open source
Per-instance Java control Strong Strong Limited Yes

Before you run it

Open code, honest downloads

Every build links to GitHub release assets under GPL-3. Logo files use CC BY-SA 4.0. Windows, macOS, Linux, AppImage, and Flatpak packages are listed with sizes so you know what you are fetching.

SmartScreen may flash on first install — unsigned open-source binaries often do. That is reputation scoring, not a malware verdict. Compare checksums, then read the trust page if you want the full picture.

Read trust notes

Community pulse

Voices from the instance list

Pack runner

“Downloaded 11.0.3, lined up four modpacks before dinner. Updates hit Modrinth mods in-place — no zip archaeology, no ad bar begging for attention.”

Flatpak fan

“One Flathub install and I was swapping between a shader-heavy Fabric world and a Forge tech pack. Isolation actually means isolation here.”

Former MultiMC user

“Imported everything, grabbed CurseForge packs from inside Prism, joined Discord when I had a Java question. Felt like a living project, not abandonware.”

Family PC

“Kids on Windows 11, SmartScreen once, allowlisted, done. Microsoft accounts stick per instance — less ‘why did my world vanish’ panic.”

Pack runner

“Downloaded 11.0.3, lined up four modpacks before dinner. Updates hit Modrinth mods in-place — no zip archaeology, no ad bar begging for attention.”

Flatpak fan

“One Flathub install and I was swapping between a shader-heavy Fabric world and a Forge tech pack. Isolation actually means isolation here.”

Former MultiMC user

“Imported everything, grabbed CurseForge packs from inside Prism, joined Discord when I had a Java question. Felt like a living project, not abandonware.”

Family PC

“Kids on Windows 11, SmartScreen once, allowlisted, done. Microsoft accounts stick per instance — less ‘why did my world vanish’ panic.”

Quick answers

Short FAQ

Open the full FAQ

Ready? Grab the Prism Launcher download

Windows MSVC, macOS DMG, Linux AppImage, or Flatpak — pick a build, skim the changelog, hash-check if you want extra certainty, then spin up your first instance.

Open download page

Join the community

Prism Launcher stays sharp because players and contributors show up. Source lives on GitHub — pull requests welcome. Hop into Discord for fast help, or use our Matrix space if that is more your speed.

Sponsors

Backers on Open Collective keep CI, translation, and infrastructure humming. Chip in if Prism saves you modpack headaches.

Companies below lend hosting, tooling, or translation support — thank you.

Other Information

GPL-3 launcher — source on GitHub. Logo assets: CC BY-SA 4.0.

Official docs: prismlauncher.org. This site’s source: AGPL-3 on GitHub.

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