zkCross SDK

Powering the next generation of multi-chain DApps


The zkCross SDK is zkCross Network's comprehensive toolkit designed to empower the seamless integration of cross-chain functionality into decentralised applications (DApps). It encapsulates the essence of zkCross Network's innovative cross-chain technology, offering developers a suite of modular components and interfaces. This SDK streamlines the development process, enabling frictionless interoperability and a new calibre of blockchain connectivity.

Core Use Cases

The versatility of the zkCross SDK allows it to be a foundational component across various sectors within the blockchain landscape:

  • Web3 Wallet Integration: Simplifies the integration of cross-chain capabilities into Web3 wallets, enabling users to manage and swap assets across different blockchains within a single interface.

  • DeFi Protocols: Enhances DeFi projects with the ability to conduct cross-chain transactions, paving the way for innovative financial products and services.

  • NFT Marketplaces: Empowers NFT platforms with cross-chain asset transfers, allowing NFT creators and collectors to interact with a broader range of blockchains and marketplaces.

  • Decentralised Exchanges (DEXs): Provides DEXs with the tools to support cross-chain liquidity pools and trading pairs, expanding their market offerings.

  • Web3 Gaming Platforms: Enables games built on blockchain technology to offer cross-chain asset transfers, opening up a universe of assets for in-game use and monetisation.

  • Multi-Chain DApp Development: Assists developers in building DApps that operate seamlessly across multiple blockchains, breaking down barriers to entry and usage.

  • Fiat On-Ramps and Payment Gateways: Facilitates the integration of fiat currency into the crypto ecosystem, bridging traditional finance with DeFi.

  • Cross-Chain Lending and Borrowing Protocols: Enhances lending and borrowing platforms with the ability to operate across various blockchains, increasing their reach and functional diversity.


  • Simplified Cross-Chain Interactions: The SDK abstracts the complexity of cross-chain interactions, providing a simplified experience for both developers and end-users.

  • Enhanced Interoperability: It allows for the creation of applications that are not limited to a single blockchain, thus fostering a truly interconnected DeFi environment.

  • Accelerated Development Cycle: With pre-built functions and comprehensive documentation, the zkCross SDK significantly reduces the development time and resources required to bring a project to market.

  • Broad Accessibility: The SDK is designed with ease of use in mind, making the development of cross-chain applications accessible to a wider range of developers, regardless of their blockchain expertise.

  • Community Support and Continuous Updates: Developers benefit from ongoing support and updates, ensuring that applications remain compatible with the latest technological advancements and security standards.

Empowering Projects

The zkCross SDK is not only a tool but a transformational force that empowers the following:

  • Developers: With the ability to innovate without the encumbrances of cross-chain complexities, developers can focus on creating rich user experiences and innovative features.

  • Projects: It provides projects with the capability to expand their horizons, accessing a wider audience and tapping into new markets and opportunities.

  • Ecosystems: By facilitating cross-chain integrations, the SDK contributes to a more robust and diverse blockchain ecosystem, driving the growth of the DeFi sector as a whole.

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