The op-Bridge is a service for op-stack chains which provides a functional UI for the Bridging between L1 and L2.

Clone this repo

git clone https://github.com/nitantchhajed/op-stack-bridge.git

yarn 

• Copy .env.example into a new file named .env, then set the environment variables listed there.

• Update the contract addresses of USDT, DAI, USDC, wBTC (L1_Token_Address, L2_Token_Address) https://github.com/nitantchhajed/op-stack-bridge/blob/be390d177cdb6bea0d1745830a2ee490b06ebe7e/src/components/Deposit.js#L138 in src/components/Deposit.js & Withdraw.js or you can remove their functionality if you don't want to bridge tokens.

Once your environment variables or flags have been set, run the service via:

yarn start

The op-bridge uses the @eth-optimism/sdk https://sdk.optimism.io/ to provide the bridgining functionality by using CrossChainMessenger. It provides the Deposit and withdraw functionality.