About TRAIN
TRAIN is a trustless and permissionless cross-chain asset bridging and swapping protocol designed to securely scale across an unlimited number of chains.
The TRAIN protocol uses an intent/solver based system secured by Atomic Swaps and Local Verification, ensuring uniform, trustless security across all chains. Any network or solver can join the protocol without approvals and gatekeepers.
Why TRAIN matters:
- Truly trustless bridging: No oracles, no validators, no third parties. Funds never leave users’ control.
- Permissionless for everyone: Anyone can run a solver, set pricing, add tokens/routes — no approvals needed.
- Fully open source: MIT-licensed dApp, contracts, and solver software.
Supported Chains
starknet
arbitrum
base
linea
zksync-era
optimism
ethereum
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