

Across is an interoperability protocol using an intents-based architecture to enable fast, low-cost, and secure cross-chain transactions. Unlike traditional message-passing solutions, Across relies on relayers to fulfill user-defined outcomes instantly, with a separate settlement layer ensuring secure and verifiable fund transfers.

Rainbow Wallet is a user-friendly, non-custodial Ethereum wallet designed to simplify the management of digital assets and interactions with decentralized applications (dApps). Available on iOS, Android, and as a browser extension, it offers features such as Ethereum Name Service (ENS) integration, in-app token swapping, and NFT support, making it accessible for both beginners and experienced users.

Layerswap provides a fast and cost-effective solution for transferring crypto assets across multiple networks and exchanges, reducing fees and transaction times while simplifying the bridging process. It operates without a formal governance structure or a native token. Layerswap has raised a total of $4 million across three funding rounds, with the latest being a $2.5 million seed investment on November 10, 2022.

Hyperlane is an open interoperability framework, providing tools for developers to connect and build cross-chain applications that communicate securely across blockchains. It operates without a token or governance process. In 2022, Hyperlane raised $18.5 million in seed funding led by Variant, with support from investors like Galaxy Digital and Circle.

SmolRefuel offers a convenient gas refueling solution, connecting you to over 80+ chains. You can acquire the necessary native gas token or exchange any tradable token in your wallet for refueling, all without upfront gas fees.

USDT0 is an omnichain version of Tether’s USD₮ stablecoin, launched on 16 January 2025 in partnership with LayerZero Labs. It uses the LayerZero Omnichain Fungible Token (OFT) standard and a lock-and-mint design: USD₮ is locked on Ethereum and the same amount of USDT0 is minted on the destination chain, so parity is always 1 USDT0 = 1 USD₮.





The Retro Funding: Dev Tooling program rewards open-source toolchain software that supports onchain application development on the Superchain, with a budget of up to 8M OP and monthly rewards from March to July 2025.





Retro Funding: Onchain Builders rewards projects driving cross-chain interoperability on OP Chains, with up to 8M OP





The Uniswap Cup is a one-day fútbol tournament in Buenos Aires with 32 top crypto teams competing during DevConnect.





Uniswap House is a three-day community space for DeFi builders during Devconnect, featuring workshops, demos, and collaboration with Uniswap contributors. Meet teams, share ideas, and connect over hands-on sessions in Buenos Aires.





Here's a short description for the ETHConf Happy Hour: ETHConf Happy Hour New York with Uniswap is a casual networking event for builders, founders, and Ethereum community members. An evening of conversations, connections, and crypto chatter ahead of ETHConf 2026.

OP Mainnet, previously known as Optimism, is a Layer 2 scaling solution built on top of Ethereum. It utilizes optimistic rollups to provide faster and cheaper transactions while maintaining the security of the Ethereum mainnet.

Ink is a Layer 2 blockchain built by Kraken powered by the OP Stack. It connects Kraken’s 10+ million users to decentralized finance (DeFi), offering easy access to DEXs, lending, and yield protocols. By joining the Superchain, Inkchain combines Ethereum’s security with Layer 2 scalability for a streamlined DeFi experience.

Soneium is a Layer 2 blockchain developed by Sony Block Solutions Labs, a joint venture between Sony Group and Startale. Designed to bridge Web2 and Web3, Soneium aims to create a versatile, developer-friendly ecosystem that empowers creativity and innovation. It provides a scalable, accessible platform for developers, creators, and communities, enabling them to build and deploy applications that blend entertainment, gaming, finance, and more.

Mode Network is a Layer 2 solution built using the OP Stack, designed to foster growth and collaboration within the DeFi space. As a part of the Superchain, Mode aims to create an ecosystem where developers and users are rewarded for their contributions, enhancing the overall network's scalability and efficiency.