Build Onchain

In this episode of Build Onchain, Wit Richardson from Espresso Systems explains how Espresso is tackling Ethereum’s rollup fragmentation by providing a purpose-built base layer for fast, secure transaction finality and data availability. Build Onchain is a video series featuring technical Web3 leaders doing hands-on tutorials for their protocols, tools, and frameworks. Links:Eco Foundation: https:...

Openfort is an all in one wallet infrastructure platform that helps developers build Web3 applications with best in class UX. In this episode of Build Onchain, Co-Founder Joan demos Openfort’s developer-first stack for embedded, non-custodial wallets and gas-sponsored transactions. Joan walks through generating a React app via the Openfort CLI. Build Onchain is a video series featuring technical W...

Build Onchain with Caldera Rollups is brought to you by Matt Katz, CEO & Co-Founder of Caldera, a Rollup-as-a-Service platform that's building a network of interconnected, purpose-built blockchains, settling on Ethereum. In this workshop, Matt walks us through how any developer interested in deploying a Layer 2 Rollup can do it themselves using Caldera's Rollup-As-A-Service platform. Build Onc...

In this episode of Build Onchain, host Slava sits down with Justina from Lava Foundation to explore how Lava Network is decentralizing RPC infrastructure for Web3 developers. Justina explains how Lava enables developers, DApps, and AI agents to access blockchain data across 28+ chains through a trustless, modular RPC network. Eco Foundation: https://eco.com/Lava Labs: https://www.lavanet.xyz/

Build Onchain with Syncidate Appchains is brought to you by Will Papper, Co-Founder of Syndicate, a platform dedicated to horizontally scaling Ethereum through community-owned appchains. In this live demo, Will highlights the the powerful tools and features that a fully composable, customizable and community owned appchain can unlock for developers. Will also discusses the philosophical and social...

Build Onchain with BuidlGuidl Scaffold ETH 2 is brought to you by Austin Griffith, Founder of Buidl Guidl, a Wyoming DAO focused on educating Ethereum developers, creating state-of-the-art tools, and building cool things onchain. In this live demo, Austin walks us through creating an onchain application using Scaffold ETH 2, a tool designed to introduce developers to working with smart contracts a...

Build Onchain with Avalanche L1s is brought to you by Martin Eckardt, Senior Director of Developer Relations at Avalanche. In this live demo, Martin guides us step-by-step through the process of building and deploying a Layer 1 on Avalanche. Build Onchain is a podcast series featuring technical Web3 leaders doing hands-on tutorials for their protocols, tools, and frameworks. Eco: https://eco.com/A...

Build Onchain with Zerion API's is brought to you by Abi D, Technical Product Lead at Zerion, the human-readable wallet for your onchain life. In this live demo, Abi walks through how you can use the Zerion API to build things like an AI Agent, a wallet tracker script, and a Farcaster MiniApp. Build Onchain is a podcast series featuring technical Web3 leaders doing hands-on tutorials for their pro...

Build Onchain with RedStone is brought to you by Marcin Kaźmierczak, Co-Founder of RedStone. This week Marcin explores how Redstone is reinventing oracle infrastructure with atomic liquidations, MEV resistance, and scalable data delivery. Marcin shares how Redstone supports lending, tokenization, and real-time finance across 100+ chains, helping DeFi scale securely. Build Onchain is a podcast seri...

Build Onchain with Injective's EVM Toolkit is brought to you by Max Kupriianov, Chain Team Lead at Injective. In this live demo, Max guides us step-by-step through the process of deploying a multichain token leveraging Injective's new EVM toolkit. Build Onchain is a podcast series featuring technical Web3 leaders doing hands-on tutorials for their protocols, tools, and frameworks. Eco: https://eco...

Build Onchain with Covalent is brought to you by Harish Raisinghani, Developer Relations at CovalentLearn how Covalent’s Gold Rush toolkit is transforming onchain data access for developers. Harish demos real-time streaming APIs, AI-powered MCP server integrations, and tools that enable instant cross-chain data, trading bots, and custom dashboards—making blockchain data fast, reliable, and easy to...

In this episode, Slava hosts Itai for a live, end-to-end wallet onboarding demo: spinning up a React app with create-dynamic-app, wiring the environment, and auto-creating an embedded wallet on first login. Build Onchain is a video series featuring technical Web3 leaders doing hands-on tutorials for their protocols, tools, and frameworks. Eco Foundation: https://eco.com/ Dynamic: https://www.dynam...

This special episode of Build Onchain features Eco engineers Kiryl Yermakou and Sammy Liu, creators of Permit3, a new token approval contract that enables truly unified multichain experiences. Build Onchain is a video series featuring technical Web3 leaders doing hands-on tutorials for their protocols, tools, and frameworks. Links Eco Foundation: https://eco.com/Permit3 Announcement: https://eco.c...

Build Onchain with Boundless is brought to you by Lucian Stroie, Sr Program Manager at RISC Zero, creators of the Boundless protocol. In this live demo, Lucian guides us step-by-step through the process of deploying a self hosted ZK prover for the Boundless developed by the RISC Zero team. Build Onchain is a video series featuring technical Web3 leaders doing hands-on tutorials for their protocols...

Build Onchain with Axelar is brought to you by Ben Weinberg, Developer Advocate at Axelar. This week, Ben walks us through the process of getting started using Axelars General Message Passing (GMP) and Interchain Token Service (ITS). Build Onchain is a video series featuring technical Web3 leaders doing hands-on tutorials for their protocols, tools, and frameworks. Eco Website: https://eco.com/ Ax...

In this Build Onchain episode, Sophia Dew from Celo shows how developers can build MiniApps leveraging MiniPay, a stablecoin wallet integrated into the Opera browser and available globally. She covers Celo’s shift to an Ethereum L2, its network of local stablecoins, and real-world adoption in Africa and Latin America. Sophia demonstrates how to quickly prototype with Celo MCP and Composer template...

This week Dave Isbitski, a veteran DevRel leader ( ex Microsoft, AWS, Amazon) explains how Chainlink has evolved from price feeds to a broader platform, with CCIP enabling secure cross-chain value/data transfers, compliance/privacy standards, and the Chainlink Runtime Environment (CRA) for workflow orchestration. He walks through CCIP concepts—lanes, token pools (burn/mint, lock/mint), and risk ma...

In this episode of Build Onchain, Blessing walks through CCTP v2, showing how cross-chain USDC transfers work with burning, attestations, and minting. He also explores developer tools like Circle’s open-source UI, and explains the new Circle Gateway, which unifies USDC liquidity across chains. Build Onchain is a video series featuring technical Web3 leaders doing hands-on tutorials for their proto...

Build Onchain with Hyperlane Warp Routes is brought to you by Eda Akturk, Developer Advocate at Hyperlane, the open interoperability framework for connecting anywhere onchain. In this workshop, Eda explains step-by-step how any developer interested in deploying a permissionless, crosschain token bridge can do so using Hyperlane's Warp Routes. Build Onchain is a video series featuring technical...