MagicOnion
The premium Open Source alternative to SignalR
🎯 Best for:Unity game developers and .NET teams building high-performance realtime systems.
What is MagicOnion?
A unified realtime API framework for .NET and Unity that leverages gRPC for high-performance, type-safe communication. It eliminates the need for REST or WebSockets by providing a seamless C# interface for client-server interaction.
Tech Stack
C#Backend & Auth
Why MagicOnion?
- • Strict type safety
- • Unity-first optimization
- • High-throughput gRPC
Limitations
- • Strictly .NET ecosystem
- • Steep learning curve
- • Requires HTTP/2 support
3/5/2026
Last Update
458
Forks
6
Issues
MIT
License
Financial Leak Detected
Stop the "SaaS Tax"
Your team could be burning cash. Switching to MagicOnion instantly boosts your runway.
Competitor Cost
-$1,440
/ year (est. based on SignalR)
Self-Hosted
$0
/ year
Team Size10 Users
150+
SAVE 100%