Build on the Blockchain, Earn on Autopilot: 15 Passive Income Ideas for Web3 Developers

The Web3 ecosystem isn’t just about building revolutionary tech — it’s also about unlocking new ways to earn passively by leveraging your smart contracts, dApps, and on-chain infrastructure.

In this article, I’ll walk you through 15 passive income ideas for blockchain developers, whether you’re working on Ethereum, Solana, or other chains. These are great if you’re a dev looking to build once, earn forever — or at least for a good while.