Prismo

Windows · Mac · Linux

Freedom report

Three barsScore 6.4

Prismo is ranked #28 of 78 in game mod managers on Freedom251. It runs on Linux, macOS, Windows. There is a free plan.

Prismo plans and pricing

Zephyr (free) Free Free, open source zephyr.prismo-studios.dev · 8 Oct 2026

Purpose: Zephyr is a desktop mod manager for browsing, installing, updating, and organizing game mods.
Game support: Zephyr supports about 200 games out of the box.
Mod sources: Zephyr lets users browse Thunderstore and CurseForge in one place.
Profiles: Users can create and switch between mod profiles for each game.
Cloud sync: Optional cloud sync lets users sign in with Discord and sync mod profiles across devices.
Randomizer: The app includes an Archipelago multiworld randomizer with a bundled Python runtime.
Profile sharing: Users can share a profile with a code or link so friends can use the same mod setup.
Other features: Zephyr includes a config editor, gamepad navigation, and seven languages.
Privacy: Without signing in, profiles, configuration files, and preferences stay on the device, while public mod metadata is fetched using anonymous requests.
Cloud data: When users opt in to cloud sync, profile archives and metadata are stored on Prismo Studios' hosting provider in France.
Security: The privacy policy says app-to-backend communications use HTTPS and refresh tokens are hashed before database storage.
Open source: Zephyr is licensed under GPL-3.0 and its source code is available on GitHub.
Downloads: The repository lists Windows .exe, Linux AppImage and .deb, and macOS .dmg installers.
Support: The documentation directs users to Discord for documentation issues and GitHub Issues for app bugs.
Price from: Free

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