Prism Launcher Modpacks & Mod Downloader
Download and update modpacks from Modrinth, CurseForge, FTB, Technic, and ATLauncher directly inside Prism Launcher on Windows.
Practical Windows guide for "how to add mods to a modpack in prism launcher": instance setup, Java configuration, and mod management in Prism Launcher.
Minecraft players searching for **how to add mods to a modpack in prism launcher** want a fast, reliable workflow on Windows without corrupting existing worlds or fighting Java errors. Prism Launcher connects directly to the Modrinth, CurseForge, FTB, Technic, and ATLauncher APIs so you can browse, install, and update modpacks without ad-heavy third-party clients.
Whether you are managing isolated Instances, installing Modrinth & CurseForge Modpacks, switching Loaders, or tuning Java 17 & 21, Prism Launcher keeps every control in one tabbed window.

Install the latest Windows build from /download, right-click your target instance, and click **Edit** to access Version, Mods, and Java settings.
No. Every instance in Prism Launcher is isolated in its own folder unless you explicitly edit global launcher settings.
Free and open source. Sign in with the Microsoft account that owns Minecraft, then create your first instance.
