# zkLink

**Published by:** [yanmi](https://paragraph.com/@yanmi/)
**Published on:** 2024-10-14
**URL:** https://paragraph.com/@yanmi/zklink-1

## Content

Overview of zkLink (ZKL)zkLink is a multi-chain infrastructure project utilizing zero-knowledge technology protected by zk-SNARKs. It provides API-based solutions for building DeFi products such as DEX orderbooks, NFT marketplaces, AMMs, and other decentralized applications (dApps).Key Features of zkLinkZK-Rollup Platform: zkLink acts as a ZK-Rollup intermediary, directly connecting with multiple Layer 1 and Layer 2 blockchains. It offers APIs, SDKs, and a specialized zkVM for trading, allowing developers to deploy dApps with high customizability and seamless access to aggregated liquidity.Multi-Chain Liquidity and Settlement: zkLink introduces two methods to enhance liquidity sharing and transaction settlement across multiple networks:zkLink Nexus:Functions as a Layer 3 network, connecting various zkRollup ecosystems (like zkSync, StarkNet, and Polygon zkEVM) through Ethereum.Facilitates liquidity sharing and seamless asset transfers between connected networks.zkLink Origin:Enables transaction settlement and state transitions across Ethereum, other Layer 1 blockchains, and both Optimistic and ZK rollups.Allows dApps to operate efficiently across multiple chains, enhancing liquidity utilization.Key dApps Built on zkLinkZKEXA DEX using an orderbook model (instead of AMM) built on zkLink, StarkNet, and zkSync.Offers secure, multi-chain trading without the complexity of cross-chain bridges or wrapped tokens, ensuring simple and accessible transactions across blockchains.zkJumpA multi-chain bridge that facilitates native asset transfers without relying on intermediate or wrapped tokens.Leverages zkLink’s infrastructure to provide fast, secure cross-chain transactions with connectivity to multiple Layer 1 and Layer 2 networks.OpenWorldA DEX supporting the trading of multiple assets, including cryptocurrencies and real-world assets (RWA), using an orderbook model similar to centralized exchanges (CEX).It addresses liquidity fragmentation and transaction efficiency by utilizing zkLink’s technology.ConclusionzkLink offers a seamless multi-chain trading experience by connecting various blockchain networks and enhancing liquidity sharing. Its infrastructure and dApps—such as ZKEX, zkJump, and OpenWorld—simplify multi-chain interactions, eliminate the need for wrapped tokens, and improve security and efficiency for DeFi and trading applications.

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