# gm 👋 web3, welcome aboard to Sign in with Web3 (Solana, Ethereum)

DevFeed: [gm 👋 web3, welcome aboard to Sign in with Web3 (Solana, Ethereum)](<https://devfeed.tech/articles/gm-web3-welcome-aboard-to-sign-in-with-web3-solana-ethereum-443.md>)

Original publisher: [Read original article](<https://supabase.com/blog/login-with-solana-ethereum>)

Author: Stojan Dimitrovski

Published: 2025-10-03T07:00:00Z

Content type: article

Language: en

Sources: [Supabase Blog](<https://devfeed.tech/sources/supabase-blog.md>)

Topics: [Supabase](<https://devfeed.tech/topics/supabase.md>), [Authentication](<https://devfeed.tech/topics/authentication.md>), [Ethereum](<https://devfeed.tech/topics/ethereum.md>), [API](<https://devfeed.tech/topics/api.md>), [SDKs](<https://devfeed.tech/topics/sdks.md>), [Security](<https://devfeed.tech/topics/security.md>)

Tags: [api](<https://devfeed.tech/tags/api.md>), [authentication](<https://devfeed.tech/tags/authentication.md>), [ethereum](<https://devfeed.tech/tags/ethereum.md>), [javascript](<https://devfeed.tech/tags/javascript.md>), [sdk](<https://devfeed.tech/tags/sdk.md>), [security](<https://devfeed.tech/tags/security.md>), [sign-in](<https://devfeed.tech/tags/sign-in.md>), [solana](<https://devfeed.tech/tags/solana.md>), [web3](<https://devfeed.tech/tags/web3.md>)

## AI overview

Supabase announces Web3 login support for Ethereum and Solana through Supabase Auth. The implementation is based on the Sign in with Ethereum standard (EIP-4361), with wallet authentication and session issuance handled through the Supabase JavaScript SDK.

## Source excerpt

Ethereum and Solana wallet authentication now supported in Supabase Auth.