# cross-chain

Base Bridge enables the transfer of certain digital assets and other data back and forth between Ethereum and Base. You can use popular Ethereum wallets like Coinbase Wallet, MetaMask, and Rainbow Wallet to name a few. Transferring from Base to Ethereum takes approximately 7 days. This is a security feature designed to help secure Base. If you prefer not to wait, you can alternatively use a third-party bridge which allows you to transfer assets much faster.

Matcha is a user-friendly cryptocurrency exchange platform powered by 0x protocol, designed to aggregate liquidity from various sources to offer users better pricing on trades. It simplifies the process of trading digital assets by providing a straightforward interface and optimizing for the best prices available across the DeFi ecosystem. Matcha aims to make cryptocurrency trading accessible to both beginners and experienced traders by offering an intuitive experience and detailed asset information.

A list of all Optimism compatible bridges that enable the sharing of assets and data between other chains and layers.

Bridge your ETH to and from L2s and Solana without having to wait for hours.

Rainbow Bridge allows users to transfer tokens between Ethereum, NEAR & Aurora

Relay is a cross-chain payments system that enables instant, low-cost bridging and cross-chain execution. It works by connecting users with relayers - financial agents that act on users’ behalfs across chains in exchange for a small fee. Relay is designed to minimize gas costs and execution latency, making it ideal for price-sensitive applications, such as payments, bridging, nft minting and gas abstraction.