union
The premium Open Source alternative to LayerZero
🎯 Best for:DeFi protocols requiring maximum security for cross-chain asset transfers.
What is union?
A decentralized alternative to LayerZero or Wormhole for blockchain bridging. Utilizes zero-knowledge proofs (ZKPs) to validate state transitions between chains without relying on trusted third-party validators.
Tech Stack
RustWeb3 & Blockchain
Why union?
- • Eliminates bridge hacks risks
- • Permissionless infrastructure
- • Censorship resistant
Limitations
- • High computational overhead
- • Complex integration logic
- • Newer, less battle-tested tech
3/6/2026
Last Update
3,851
Forks
185
Issues
Apache-2.0
License
Financial Leak Detected
Stop the "SaaS Tax"
Your team could be burning cash. Switching to union instantly boosts your runway.
Competitor Cost
-$1,440
/ year (est. based on LayerZero)
Self-Hosted
$0
/ year
Team Size10 Users
150+
SAVE 100%