The core difference is simple: Jellyfin stores all user accounts and authentication data entirely on your own server, while Plex routes account authentication through Plex’s cloud services by default. If your priority is keeping accounts fully local, Jellyfin is the straightforward choice, but Plex can be configured to work with local accounts for most users, with some limitations.
Background: Why Account Location Matters
Media servers manage not just your files but also who can access them. When you create a user account on a media server, that account controls what libraries each person sees, what content they can watch, and whether they can share your server. The question of where those accounts live—on your hardware or in the cloud—affects privacy, offline access, and how you manage permissions.
Plex was designed as a client-server platform where the server is yours but authentication and metadata are handled by Plex’s infrastructure. This means when you log in to Plex, your credentials are checked against Plex’s servers, not your own. Jellyfin, on the other hand, is a fully open-source fork of an older Plex version, built with the explicit goal of removing all cloud dependency. Every user account, password hash, and permission setting is stored in Jellyfin’s database on your machine.
How Plex Account Authentication Works
Plex uses a central identity system. When you install Plex Media Server, you must sign in with a Plex account (email and password) before the server becomes accessible. That account is verified against Plex’s servers. For additional users, you have two options:
- Plex Managed Users: These are sub-accounts created under your main Plex account. They are stored in Plex’s cloud, and each managed user still needs your server to be reachable by Plex’s servers to authenticate.
- Plex Home: This feature lets you share your server with up to 15 family members, each with their own PIN. The PIN is stored locally on the server, but the underlying account identities still come from Plex’s cloud.
There is no way to create a fully standalone local account in Plex without a Plex account. Even if you use Plex Home, the primary account must be a Plex cloud account. This means if Plex’s authentication servers are down, or if you lose internet connectivity, new logins to your server may fail—though existing sessions can often continue to work.
How Jellyfin Keeps Everything Local
Jellyfin has no cloud component at all. When you install it, you create the first administrator account directly on the server. All subsequent user accounts are created through the Jellyfin dashboard, and their credentials are stored in the Jellyfin database (usually SQLite) on your server. Authentication happens locally on every login attempt.
This design gives you several practical benefits:
- Your server works fully offline—no internet connection is needed for users to log in.
- You control password policies, account deletion, and permissions directly.
- No third-party service can see who your users are or when they log in.
- You can back up the entire user database as part of your server backup.
Jellyfin also supports LDAP and Active Directory integration for enterprise environments, but the default local accounts are sufficient for most home users.
Comparing Account Management Features
Both platforms offer similar user management tools, but the underlying philosophy differs. Here’s a side-by-side look at key account features:
- Account creation: Plex requires a cloud account for the admin; Jellyfin creates a local admin during setup.
- User limits: Plex Home allows up to 15 managed users; Jellyfin has no hard limit on local accounts.
- Parental controls: Both allow per-user content ratings and library restrictions.
- Password reset: Plex resets via email through their cloud; Jellyfin resets via the admin dashboard or by editing the database.
- Two-factor authentication: Plex supports 2FA on cloud accounts; Jellyfin 10.8+ supports TOTP for local accounts.
If you need to revoke access for a user, Jellyfin lets you delete the account immediately. In Plex, you must remove them from your Home or revoke their server access, but the cloud account itself remains.
Choosing the Right Platform for Local-Only Accounts
If your primary requirement is that no user data ever leaves your network, Jellyfin is the only true option. It is also the better choice if you want to run a media server on a Raspberry Pi or an old PC with no internet connection. However, Jellyfin has a steeper learning curve: you must manage your own SSL certificates for remote access, and its client apps are less polished than Plex’s.
Plex can still work for you if you are willing to accept that the admin account must be cloud-based. You can create a Plex Home and set up PINs for family members, which are stored locally. For a single-user household, you could simply use the admin account and never create additional users—in that case, the only cloud dependency is the initial login and periodic metadata refreshes.
Consider your network reliability. If your internet goes down frequently, Jellyfin will keep working for local users, while Plex may lock out new logins. Conversely, if you rely on Plex’s polished apps on smart TVs and mobile devices, the convenience may outweigh the cloud dependency.
Common Problems and Misconceptions
A frequent misconception is that Plex stores all user data locally. While some data (like watch history and playback progress) is cached locally, the authentication layer is always cloud-based. Users often discover this when they try to access their server during a Plex outage and cannot log in.
Another issue is that Jellyfin’s local accounts are only as secure as your server. If your server is exposed to the internet without proper firewall rules, brute-force attacks on local accounts are possible. Jellyfin includes rate limiting, but you should still use strong passwords and consider a VPN for remote access.
When migrating from Plex to Jellyfin, you cannot directly export user accounts. You must recreate each user manually. Watch history and ratings can be migrated with third-party tools, but account credentials cannot be transferred.
Cost and Privacy Considerations
Both Plex and Jellyfin are free to download and use for core media serving. Plex offers a paid tier (Plex Pass) that adds features like hardware transcoding and offline downloads, but the free version still supports local accounts. Jellyfin is completely free with no paid tiers; all features are included.
Privacy-wise, Jellyfin sends no data to any third party beyond what you explicitly configure (like metadata scrapers). Plex collects anonymous usage statistics by default, though you can opt out in the settings. Plex also scans your media library to match content against their databases, which requires sending file names and metadata to their servers.
If you are concerned about telemetry, Jellyfin is the clear winner. Plex’s privacy policy allows them to collect data on viewing habits, device info, and IP addresses. You can disable most of this in settings, but the option is off by default.
Alternatives and Future-Proofing
Beyond Plex and Jellyfin, other media servers with local account support include Emby (Plex’s direct ancestor, which also uses a hybrid cloud/local model) and Kodi with a MySQL backend (fully local but less user-friendly). If you want the Jellyfin approach but with a more polished interface, Emby is a middle ground—it has local accounts but also offers optional cloud connectivity.
For most users, the decision comes down to ecosystem vs. autonomy. Plex offers the best client apps and easiest remote setup, but at the cost of cloud dependency. Jellyfin gives you complete control and privacy, but requires more technical effort. Both are actively maintained and will continue to support local user management for the foreseeable future.
Frequently Asked Questions
Can I use Plex without an internet connection?
Once you are logged in, you can use Plex on your local network without internet for streaming. However, you cannot log in to a new device or create new users without internet, because authentication goes through Plex’s servers. Jellyfin has no such limitation.
Does Jellyfin store passwords in plain text?
No. Jellyfin hashes passwords using PBKDF2 with a per-user salt. The hashes are stored in the SQLite database on your server. You can also enable TOTP two-factor authentication for additional security.
Can I migrate my Plex users to Jellyfin?
You cannot migrate user accounts directly, but you can recreate them manually in Jellyfin’s dashboard. Watch history and ratings can be transferred using community scripts that parse Plex’s database, but credentials must be re-entered.
Is Plex Home truly local?
Plex Home stores PINs locally on the server, but the user accounts themselves are still tied to Plex cloud identities. If Plex’s servers are unreachable, you may not be able to switch users or add new ones, even with Home enabled.
Which is better for a family with kids?
Both allow per-user content restrictions. Plex has slightly easier parental controls with its managed users, but Jellyfin offers similar functionality. Jellyfin gives you full control over what each child can access, and you can even disable remote access for specific users.
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