Launcher comparison
SynCraft vs Prism Launcher
Two free, cross-platform Minecraft Java launchers that approach the problem from opposite ends: Prism is the mature, fully open-source client-only launcher; SynCraft is the newer, native-Rust launcher that also ships a full local server dashboard. Here's how they compare and when each one is the right pick.
TL;DR
- Pick Prism Launcher if open source is non-negotiable, you want the widest modpack format coverage, or you rely on offline accounts / LAN setups.
- Pick SynCraft if you want to run a local Minecraft server from the same window you launch the game in — RCON console, player management, and a setup wizard included, not bolted on.
- They're not mutually exclusive. Both install cleanly side-by-side and point at the same Minecraft install, Java, and accounts.
At a glance
| Feature | SynCraft | Prism Launcher |
|---|---|---|
| Price | Free | Free |
| Open source | No (closed source, free to use) | Yes — GPL-3.0 |
| Platforms | Windows, macOS, Linux | Windows, macOS, Linux |
| Microsoft login | Yes | Yes |
| Offline accounts | No | Yes |
| Mod loaders (Fabric / Quilt / Forge / NeoForge) | All four | All four |
| Modpack sources | Modrinth, FTB, CurseForge, local .mrpack | Modrinth, FTB, CurseForge, ATLauncher, Technic, local |
| Built-in local server dashboard | Yes — full RCON console + admin tools | No |
| 7-step Vanilla / Paper setup wizard | Yes | No |
| server.properties editor | Yes, inside app | No |
| Native Rust desktop app | Yes (Tauri) | C++ / Qt |
| Community and maturity | New, active development | Mature, widely used, community-supported fork of MultiMC |
Information about Prism Launcher reflects publicly documented features at time of writing. Double-check the Prism Launcher site for the latest.
Where Prism Launcher wins
- Open source, period. Prism is GPL-3.0 with a mature contributor base. You can read the code, fork it, audit it, and — if Prism ever stops being maintained — the community can keep it alive. SynCraft does not offer that today.
- Widest modpack format coverage. Prism supports Modrinth, FTB, CurseForge, ATLauncher, and Technic. If you have a legacy pack in one of the more obscure formats, Prism likely imports it directly.
- Offline accounts. For LAN parties, shared kiosks, or test rigs, Prism lets you create a local account without Microsoft sign-in. SynCraft is Microsoft-first and does not offer this.
- Maturity and community trust. Prism is a fork of MultiMC and inherits years of modding community muscle memory — guides, troubleshooting threads, and modpack docs often reference it by name. If you're following a tutorial, odds are good it assumes Prism.
Where SynCraft wins
- Built-in local server dashboard. This is the single biggest difference. Prism is a client-only launcher. SynCraft includes a 7-step Vanilla / Paper server setup wizard, a live RCON console, player management (ops, whitelist, bans), and a full server.properties editor — all in the same window you launched the game from.
- Rust + Tauri under the hood. SynCraft is a native Rust desktop app wrapped in Tauri, not a C++/Qt classic. Cold start is fast, RAM usage stays low, and the UI uses the system's native webview instead of bundling one.
- Integrated from day one. Everything — login, loaders, modpacks, and the server dashboard — lives inside one consistent UI. You don't switch to a separate tool to run a local server or mess with properties files.
- Newer codebase. SynCraft doesn't carry MultiMC-era architecture choices. That's a double-edged sword (less community knowledge applies directly), but it also means a tighter focus on current Java Edition requirements rather than legacy support.
The honest caveat
Prism Launcher is fully open source. SynCraft is not — at least, not today. The app is free to download and use, and the binary is signed and distributed through Syntax Forge, but the source is private. For a lot of users that doesn't matter. For some users it's the only thing that matters. If you're in the second group, Prism is the right choice and we'd rather you run a launcher you trust.
When to pick Prism Launcher
- You require open source launcher software.
- You want broad modpack format coverage including ATLauncher and Technic.
- You run LAN or offline-account scenarios.
- You're following a modding tutorial that assumes Prism or MultiMC.
When to pick SynCraft
- You want to run a local Minecraft server in the same app as your launcher.
- You want RCON, whitelist, ops, and server.properties editing without opening a terminal.
- You prefer a fast native Rust app over Qt-based launchers.
- You're starting fresh and want one tool instead of a launcher plus a server manager plus a config editor.
FAQ
- Is SynCraft open source like Prism Launcher?
- No. Prism Launcher is open source (GPL-3.0). SynCraft is free to download and use, but the source code is not currently public. If full source availability is a hard requirement for you, Prism is the right pick today.
- Does Prism Launcher have a built-in Minecraft server dashboard?
- No. Prism focuses purely on the client-side launcher experience — instances, loaders, modpacks, and accounts. SynCraft ships a full local server dashboard inside the launcher: 7-step Vanilla / Paper setup, live RCON console, ops / whitelist / bans, and a server.properties editor.
- Can I use Microsoft login in both?
- Yes. Both SynCraft and Prism Launcher support Microsoft sign-in for owned Minecraft Java accounts. Prism also supports offline accounts for LAN-style scenarios; SynCraft focuses on standard Microsoft-authenticated play.
- Which one handles modpacks better?
- Both support Modrinth, FTB, and CurseForge modpacks natively. Prism additionally supports ATLauncher and Technic formats out of the box. SynCraft is narrower on format support but adds an in-app local server layer that Prism does not.