

Zapper is an onchain explorer that helps users manage their crypto and NFTs and discover new opportunities across multiple chains. Its mission is to make blockchains readable to everyone, creating universal access towards economic freedom. Zapper has no formal governance process or native token. It has raised $16.5m across two funding rounds.

PWN is a universal, peer-to-peer lending and borrowing protocol that enables users to leverage any standard on-chain asset as collateral while maintaining full control over loan terms.

Superbridge is a user-friendly interface designed to facilitate seamless bridging of Ether (ETH) and ERC-20 tokens between Ethereum and various Layer 2 rollup networks, including those built on the OP Stack such as Lisk, Optimism, Arbitrum, Base, and Zora. By leveraging native bridge contracts of these rollups, Superbridge ensures secure and efficient asset transfers across supported networks.

Routescan is a multichain ecosystem explorer, search, API, and analytics platform for major EVM chains. It provides comprehensive tools and insights to enhance transparency and understanding of decentralized networks. Routescan operates without a formal governance process or token. Instead, it sustains itself through revenue generated from its services offered to blockchains and other clients, ensuring its independence and continuous service improvement.

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.





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

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.

Unichain is an L2 purpose-built for DeFi, exclusively on the OP Stack. Unichain is part of the Superchain’s path to interoperability, and will support ERC20s that are Superchain interop compatible. Uniswap Labs is also working with Flashbots to develop a new TEE-based block builder that reduces Unichain confirmation times from 1 second to 250 milliseconds.

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.