Polychain Capital

Nomad is a company focused on enhancing blockchain interoperability through an innovative cross-chain messaging platform. It utilizes an optimistic mechanism to improve the security of communications between different blockchains, allowing for seamless interaction without the need for header verification. The platform offers initial implementations in Solidity for on-chain contracts and Rust for off-chain system agents, facilitating easy integration for users on any blockchain that supports user-defined computations. This approach enhances the ease of implementation and fosters a more interconnected blockchain ecosystem.

Developer of a decentralized interoperability software designed to connect blockchain ecosystems and applications with users. The company's software is powered by byzantine consensus, cryptography, and mechanism design protocols that let applications live on different blockchains to communicate with each other, enabling users to get a distributed network, APIs, and tools to make it easy to build cross-chain decentralized applications.

Plasm Network is a multi-virtual machine scalable smart contract platform on Polkadot supporting cutting edge layer 2 like Rollups.

BBS Network is a blockchain-based platform that facilitates content sharing through a bulletin board system, enabling users to create forums for posting, commenting, and sharing ideas. The platform rewards creators, curators, and other participants in its ecosystem by distributing revenue generated from content in a fully automated and transparent manner. Users can generate income by creating, buying, selling, and monetizing ad space on their posts, fostering a community-driven environment where all stakeholders benefit from their contributions.

Nym Technologies SA, based in Neuchâtel, Switzerland, specializes in creating a private Internet infrastructure that enhances user privacy and prevents data leakage. The company develops an anonymous overlay network and privacy infrastructure that employs anonymous authentication credentials, allowing for secure and privacy-focused data transfers. This innovative network supports various applications, including cryptocurrency wallets and mobile applications, by concealing users' IP addresses and personal data from external observers. By integrating advanced privacy measures, Nym strives to provide users with robust network-level anonymity and protect sensitive information in an increasingly data-driven world.

Developer of a decentralized interoperability software designed to connect blockchain ecosystems and applications with users. The company's software is powered by byzantine consensus, cryptography, and mechanism design protocols that let applications live on different blockchains to communicate with each other, enabling users to get a distributed network, APIs, and tools to make it easy to build cross-chain decentralized applications.

Umee is a decentralized infrastructure for cross-chain interactions between networks.

Connext, Inc. is a San Francisco-based company founded in 2017 that develops software enabling users to purchase and manage blockchain applications. It offers a platform for peer-to-peer micropayments, leveraging the Ethereum blockchain to facilitate instant and low-cost transfers globally. Connext's modular interoperability protocol enhances liquidity settlement across various blockchain networks, allowing for secure cross-chain applications that enable efficient fund and data transfers. The company's innovative features include direct card purchases for token acquisition, decentralized compliance, and walletless signature capabilities, aimed at empowering individuals by transforming finance through decentralized systems.

Nervos Network, founded in 2018 and based in Hangzhou, China, offers a hybrid blockchain solution that integrates a public blockchain with an application chain to facilitate the development and deployment of decentralized applications. The core component of the Nervos Network is the Common Knowledge Base (CKB), a layer 1 proof-of-work blockchain that allows for the secure storage of any crypto-asset while supporting smart contracts and layer 2 scaling solutions. This design ensures the security, immutability, and permissionless nature akin to Bitcoin while providing a unique crypto-economic model that captures the total network value. Nervos aims to provide enterprises with a robust framework of interoperable protocols within a public blockchain ecosystem, enabling secure and efficient management of decentralized applications.

Haja Networks Oy, founded in 2018 and based in Kempele, Finland, focuses on developing foundational technologies for a decentralized Internet. The company is known for its work on OrbitDB, a scalable and trustless peer-to-peer database, along with database protocols aimed at creating a global data layer that promotes the re-decentralization of the web. Haja Networks prioritizes open-source development, transparency, and diversity, allowing for interoperability among various structured data sources. Their technologies enable a marketplace for decentralized database services, helping providers monetize their software while offering businesses and users straightforward access to essential services and control over their data.

Keep Network, founded in 2017 and headquartered in George Town, Cayman Islands, specializes in blockchain technology that bridges public blockchains and private data. The company offers an off-chain container that allows users to store private information securely on public blockchains while maintaining privacy. Its technology employs a privacy layer for Ethereum, utilizing secure multiparty computation to distribute data across multiple locations. This innovative approach features decentralized signing, supports the creation of cryptocurrency wallets, and enables the sale of digital goods, providing users with a robust solution for private file storage through blockchain encryption.