# Altair Progress and Rayonism Hackathon Advance Ethereum's Merge

DevFeed: [Altair Progress and Rayonism Hackathon Advance Ethereum's Merge](<https://devfeed.tech/articles/finalized-no-26-16965.md>)

Original publisher: [Read original article](<https://blog.ethereum.org/en/2021/05/25/finalized-no-26>)

Author: Danny Ryan

Published: 2021-05-25T00:00:00Z

Content type: release

Language: en

Sources: [Ethereum Foundation Blog](<https://devfeed.tech/sources/ethereum-foundation-blog.md>)

Topics: [Ethereum](<https://devfeed.tech/topics/ethereum.md>), [Hackathon](<https://devfeed.tech/topics/hackathon.md>), [Testing](<https://devfeed.tech/topics/testing.md>)

Tags: [ethereum](<https://devfeed.tech/tags/ethereum.md>), [hackathon](<https://devfeed.tech/tags/hackathon.md>), [release](<https://devfeed.tech/tags/release.md>), [research-development](<https://devfeed.tech/tags/research-development.md>), [testing](<https://devfeed.tech/tags/testing.md>)

## AI overview

This update reports continued progress on Altair, the first planned Beacon Chain upgrade, including the release of Beacon Chain spec v1.1.0-alpha.6. It also describes the completed Rayonism hackathon and its Nocturne multi-client Merge testnet, while client teams prepare for the London and Altair forks and further Merge testing.

## Source excerpt

Steady progress tl;dr Altair progress Rayonism wrapped up; The Merge progresses...