Centralized crypto exchange OKX launched the public mainnet of X Layer, an Ethereum-based zero-knowledge Layer 2 network that utilizes the Polygon Chain Development Kit, on Monday evening. 

"We envision X Layer and other Layer 2 chains as the highway infrastructure of the Web3 world, with dApps as the marketplaces and self-hosted wallets as the vehicles that take you there,” OKX CMO Haider Rafique said. “In pursuit of this vision, we are building an ecosystem that is as seamless and interoperable as possible."

X Layer, previously dubbed “X1,” launched on testnet in November, with over 50 decentralized applications deploying within a week. Web3 and DeFi apps, including The Graph, Curve, LayerZero, QuickSwap, Galxe and Timeswap, are among those already leveraging the Layer 2 network, …