nphysics
The premium Open Source alternative to Havok
🎯 Best for:Developers building high-performance simulations or games in the Rust ecosystem.
What is nphysics?
Replaces proprietary physics engines like Havok or PhysX for Rust-based applications. Provides real-time collision detection and multibody dynamics with a focus on memory safety and performance.
Tech Stack
RustGame Development
Why nphysics?
- • Type-safe physics API
- • Supports 2D and 3D
- • Zero-cost abstractions
Limitations
- • Maintenance shifted to Rapier
- • Steep Rust learning curve
- • Smaller ecosystem than PhysX
2/5/2026
Last Update
119
Forks
44
Issues
Apache-2.0
License
Financial Leak Detected
Stop the "SaaS Tax"
Your team could be burning cash. Switching to nphysics instantly boosts your runway.
Competitor Cost
-$1,440
/ year (est. based on Havok)
Self-Hosted
$0
/ year
Team Size10 Users
150+
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