October 28, 2026
Ethereum

Finalized no. 26 | Ethereum Foundation Blog

Steady progress tl;dr Altair progress Altair, the first planned upgrade of the Beacon Chain, continues to make steady progress. Last week, we released Beacon Chain spec v1.1.0-alpha.6 — Protostellar Evolution. While this is an alpha release, barring a security or practical engineering concern, the spec is unlikely to change from here on in. Client teams

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Ethereum

Grantee Roundup: May 2021 | Ethereum Foundation Blog

It’s always fun to hear about new grants as they’re awarded, but what happens after the announcement? In this series, we’ll check in on a couple of projects that are well underway – or already at the finish line. Read on to learn about some recent milestones and achievements by grantees! GSN GSN (Gas Station

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Ethereum

London Testnets Announcement | Ethereum Foundation Blog

The long-anticipated London upgrade is now ready for deployement on the Ethereum testnets! The upgrade will first go live on Ropsten, at block 10499401, which is expected to happen around June 24, 2021. This upgrade follows Berlin, which was activated only a few months ago on the Ethereum mainnet. By starting the work on London

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Ethereum

Allocation Update: Q1 2021 | Ethereum Foundation Blog

Community & education China ecosystem development ETHPlanet Support for ETHPlanet’s ecosystem building initiatives in China, including working with students and universities, events, community organization, and educational resources. Community & education DE-FERENCE Decipher Research and discussion-focused blockchain conference run by Decipher, a blockchain society at Seoul National University. Community & education Devspace Virtual Hackathon Computer Society

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Ethereum

Glamsterdam Testnet Announcement | Ethereum Foundation Blog

Glamsterdam follows the Fusaka upgrade, advancing Ethereum’s L1 scaling roadmap with enshrined proposer-builder separation, block-level access lists, and changes to gas pricing that better reflect the cost of execution and state growth. The Glamsterdam network upgrade is scheduled to activate on Sepolia at epoch 353,024, slot 11,296,768 (October 6, 2026, 13:53:36 UTC). See the activation

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Ethereum

London Mainnet Announcement | Ethereum Foundation Blog

Important Update On July 21, 2021, a consensus issue was identified on the Ropsten network, where the go-ethereum, Erigon and Nethermind implementations had different transaction validation logic than Besu and OpenEthereum. New versions of the affected clients have been released and are linked in the “Client Versions” table below. The block number for London is

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Ethereum

Road to Devcon Meetup and Event Grants

Community organizers are the glue that holds the Ethereum ecosystem together, and whether they’re leading large-scale events, local meetups, hackathons or seminars, we might all be wandering in the dark forest of the analog world without them. But where’s the fun in relying on chance encounters with kindred spirits identified by a telltale laptop sticker,

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Ethereum

Finalized no. 27 | Ethereum Foundation Blog

tl;dr Upgrade for London, yes you! The hotly anticipated upgrade to Ethereum mainnet — London — has a fork block scheduled, and mainnet client releases are out. As mentioned before, to allow for validator deposits, the beacon chain validators come to consensus on the state of the proof-of-work chain and process deposits sequentially from there.

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Ethereum

Grantee Roundup: July 2021 | Ethereum Foundation Blog

It’s always fun to hear about new grants as they’re awarded, but what happens after the announcement? In this series, we’ll check in on a couple of projects that are well underway – or already at the finish line. Read on to learn about some recent milestones and achievements by grantees! InterRep For a user

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Ethereum

EF-Supported Teams: Research & Development Roundup

Welcome to London! This is an exciting time for the Ethereum ecosystem, and the pace will only pick up further as we approach Altair [1] [2] and the Merge in the months ahead. The Beacon Chain now has 6.5+ million Ether staked, and 200K+ active validators online across five clients, and the network is now

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