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Metamask: Metamask deep link for adding custom RPC

Published by Terlumun Aondover on February 6th, 2025.

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Creating Custom MetaMask Deep Links for an Enhanced Dapp Experience

As web3 technology continues to grow in popularity, developers and users are looking for new ways to interact with decentralized applications (dApps) beyond the standard web interface. One such feature that is gaining increasing popularity is the ability to create custom MetaMask deep links, also known as “Dapp launches” or “payment requests.” This allows users to seamlessly integrate decentralized applications (dApps) with their wallets and mobile solutions.

In this article, we will show you how to create custom MetaMask deep links to add a new level of interactivity to your web3 applications. Let’s take a closer look at the Metamask deep link generator tool and provide step-by-step instructions on how to use it to launch or trigger dApps directly from the Metamask app.

What is Metamask Deep Linking?

Metamask deep linking allows users to create custom URLs that open in mobile browsers, allowing them to interact with decentralized applications without leaving the app. This feature has been widely adopted by developers looking to extend the reach of their web3 applications to mobile wallets and apps.

Creating a Custom MetaMask Deep Link for Dapp Launches

Metamask: Metamask deep link for adding custom RPC

To get started, follow these steps:

Install the MetaMask Deep Link Generator Tool: First, install the official MetaMask deep link generator tool from the MetaMask website. This will allow you to create custom links.

Create a New Decentralized App Launch URL: In the Metamask app, go to Settings > Wallets & Apps > [Your Wallet] > Decentralized App Launch. Click “New” and enter a name for your decentralized app.

Configure Launch Settings: Configure the launch settings as needed (e.g. payment amount, fuel limits, etc.).

Copy Generated URL: Once you have configured the launch settings, copy the generated URL.

MetaMask Custom Deep Link Example

For example, let’s say you have a decentralized application (dApp) that allows users to purchase NFTs using the Ethereum blockchain. You will want to create a custom MetaMask deep link to launch this dApp directly from the Metamask app.

Here is an example of how you can use the Metamask deep link generator tool:

In your wallet, go to Settings > Wallets & Apps > [Your Wallet] > Dapp Launches.

Click “New” and enter a name for your dApp launch (e.g. “Buy NFTs”).

Configure the launch settings as needed (e.g. withdrawal amount, fuel limits, etc.).

Copy the generated URL: wallet]/dapp-launches/NFT-Buy

In your decentralized app, you can now initiate the launch by clicking on this custom MetaMask deep link.

Conclusion

Creating custom MetaMask deep links for decentralized applications (dApps) is an effective way to extend the reach of your web3 apps to wallets and mobile apps. By following these steps and using the Metamask deep link generation tool, you can create seamless, interactive experiences that will improve user engagement with your decentralized apps. Whether you are building a new app or integrating an existing one with a wallet, this feature is definitely worth considering.