Observer, #16 - 23 Apr 2025

The 4-Month Anniversary edition

Ethereum Core Dev (ACD) & L1

1/ @nixorokish previews this week’s All Core Devs Execution call — diving into Pectra timelines, Fusaka EIPs, and Glamsterdam planning.

2/ @ethereumintern_ provides a roundup of Pectra-related activity, including EIPs and devnet testing.

3/ @christine_dkim breaks down potential EIPs that may shape the Fusaka upgrade.

4/ @ladislaus0x posts the EF Research Roundup, highlighting protocol R&D and recent contributions from researchers.

5/ @christine_dkim explores discussion around changes to gas metering and cost structures.

6/ @rudolf6_ shares a thread on future directions for Ethereum L1 scaling, including data availability and fee mechanics.

7/ @ProtocolGuild gives a 24-hour snapshot of Ethereum protocol dev activity.

8/ @ProtocolGuild follows up with weekend headlines, including community highlights and R&D recaps.

Ecosystem

9/ @joshdavislight opens applications for Ethereum Protocol Fellowship Cohort #6.

10/ @AmbireWallet gets ready for ERC-7702 — and prompts users to check if they are too.

11/ @Geodework shares insight into Argentina’s growing Ethereum ecosystem and on-the-ground builders.

12/ @Celo announces STABLEMAG, a new community-focused publication centered on stablecoins and real-world adoption.

13/ @sassal0x highlights key Ethereum contributors to follow — new names and old warriors alike.

14/ @BanklessHQ covers Ethereum’s strategic pivot toward L2-centric infrastructure and how that changes the roadmap.

15/ @alignedlayer drops the latest edition of ZK Newsflash, with protocol-level updates and fresh research links.

L2

16/ @taikoxyz shares a Q1 roundup of progress on Taiko, including testnet milestones and ecosystem growth.

17/ @arbitrum announces the launch of Timeboost — a new feature to help prevent ordering manipulation in sequencers.

18/ @Scroll_ZKP reveals the Euclid Upgrade — a major step toward Stage 1 zkRollup status.

19/ @Layer2Roundup brings you edition #93 from @daddysether, with the latest L2 ecosystem headlines.

Events

20/ @EFDevcon posts the “Road to Devconnect,” outlining key milestones and planning updates.

21/ @NathanSexer lists upcoming Ethereum events for 2025, now also mirrored on @Fileverse.

Want to get involved?
Comment below or DM to contribute, suggest content, or help shape this effort.

Thanks everyone, and see you next week.

Ethereum Core Dev (ACD) & L1

1/ @nixorokish previews this week’s All Core Devs Execution call — diving into Pectra timelines, Fusaka EIPs, and Glamsterdam planning.

nixo.eth 🦇🔊🥐

@nixorokish

1/6

ethereum's upcoming Thurs protocol development call: ACDE #210
24 Apr 14:00 UTC

Pectra is scheduled, client releases are out, Fusaka is mostly scoped. Time to start talking about Glamsterdam? Parallelizing development of multiple forks at a time is on track :D

2/ @ethereumintern_ provides a roundup of Pectra-related activity, including EIPs and devnet testing.

Ethereum Intern

@ethereumintern_

pectra's coming soon, here's a TL;DR of everything in it with a quick explainer of what it does

3/ @christine_dkim breaks down potential EIPs that may shape the Fusaka upgrade.

Christine Kim

@christine_dkim

on the latest eth dev call, devs finalized the short list for code changes they want to include in fusaka.

here it is, in full:

4/ @ladislaus0x posts the EF Research Roundup, highlighting protocol R&D and recent contributions from researchers.

ladislaus.eth

@ladislaus0x

This week's EF Research update brings you:

* A deep dive on 3-Slot-Finality (3SF)
* Execution Dependencies in Ethereum blocks
* A paper on accountable liveness
* Blob gossip & validation before & after PeerDAS
* Delayed execution (EIP-7886) annotated specifications

Find all

5/ @christine_dkim explores discussion around changes to gas metering and cost structures.

Christine Kim

@christine_dkim

150m block gas limit by fusaka, can devs do it?

ethresearchbot

@ethresearchbot

New EIP: xxxx

By:
- Sophia Gold (@sophia-gold)
-Parithosh Jayanthi (@parithoshj)
-Toni Wahrstätter (@nerolation)
-Carl Beekhuizen (@CarlBeek)
-Ansgar Dietrichs (@adietrichs)
-Dankrad Feist (@dankrad)
-Alex Stokes (@ralexstokes)
-Matt Garnett (@lightclient)
-Josh

6/ @rudolf6_ shares a thread on future directions for Ethereum L1 scaling, including data availability and fee mechanics.

joshrudolf.eth

@rudolf6_

scale the L1 near-term roadmap

- 1 slot delayed execution
- block level access lists and state diffs
- network-level erasure coding
- history expiry
- gas repricings
- multi dim gas / separate gas type for calldata

joshrudolf.eth

@rudolf6_

simplified roadmap

- scale blobs
- scale the L1
- improve UX (L2 interop + app layer focus)

7/ @ProtocolGuild gives a 24-hour snapshot of Ethereum protocol dev activity.

Protocol Guild

@ProtocolGuild

24H in Ethereum Core Dev | April 22

- PEEPanEIP-7917
- Focil Breakout #9
- Client Releases

Feat. PG Members: @poojaranjan19 @terencechain @philngo_ @drakefjustin

8/ @ProtocolGuild follows up with weekend headlines, including community highlights and R&D recaps.

Protocol Guild

@ProtocolGuild

Weekend in Core Dev | April 21

- "Ethereum's Strategic Pivot"
- L1 Scaling Priorities
- EPF6 Town Hall
+ More!

Feat. PG Members: @rudolf6_ @asanso @dankrad @adietrichs @TMIYChao

Ecosystem

9/ @joshdavislight opens applications for Ethereum Protocol Fellowship Cohort #6.

joshdavis.eth

@joshdavislight

Applications for the sixth cohort of the Ethereum Protocol Fellowship are open.

If you are an experienced software engineer curious about Ethereum core development, this is for you.

10/ @AmbireWallet gets ready for ERC-7702 — and prompts users to check if they are too.

ambire.eth

@AmbireWallet

Two weeks until transaction batching and gas abstraction go live on Ethereum mainnet.

EIP-7702/ready

Cinesius

@cinesiusss

Batched two send transactions with EOA on Sepolia. Feels like magic.

11/ @Geodework shares insight into Argentina’s growing Ethereum ecosystem and on-the-ground builders.

Geodework

@Geodework

Ethereum is for Argentina!

With @EFDevcon Devconnect coming to Buenos Aires, let's explore Argentina's thriving Ethereum ecosystem.

localethereum.beehiiv.com

Argentina Ethereum Ecosystem Overview

This month, let's explore Argentina's thriving Ethereum ecosystem.

12/ @Celo announces STABLEMAG, a new community-focused publication centered on stablecoins and real-world adoption.

Celo.eth/acc 🦇 🌳

@Celo

Stablecoin innovation in the @Celo & @Ethereum ecosystem continues accelerating, and it can be hard to follow all of the movement… until now

Introducing Stable Mag: a bi-weekly recap of the most exciting stablecoin news not to be missed

13/ @sassal0x highlights key Ethereum contributors to follow — new names and old warriors alike.

sassal.eth/acc 🦇🔊

@sassal0x

A non-exhaustive list of Ethereum warriors that need more attention/followers:

- @portport255
- @CloutedMind
- @binji_x
- @l3olanza
- @ben_a_adams
- @SolarEtherPunk
- @fabdarice
- @llamaonthebrink
- @ec265

Please tag anyone that I've missed in the replies

14/ @BanklessHQ covers Ethereum’s strategic pivot toward L2-centric infrastructure and how that changes the roadmap.

Bankless

@BanklessHQ

LIVE NOW - Ethereum’s Strategic Pivot: The Plan to Restore Dominance

@ethereumfndn researchers @dankrad and @adietrichs join @TrustlessState and @MikeIppolito_ to discuss @ethereum's identity crisis—and how it’s turning the ship around.

They break down Ethereum’s cultural and

15/ @alignedlayer drops the latest edition of ZK Newsflash, with protocol-level updates and fresh research links.

Aligned

@alignedlayer

ZK-Newsflash!

Here are the highlights of what happened in the ZK space from April 10th to 16th — presented by @BJ_Dyakov.

@VitalikButerin published an article on the importance of privacy.

@StarkWareLtd shared its research on ColliderVM, a new protocol built on top

L2

16/ @taikoxyz shares a Q1 roundup of progress on Taiko, including testnet milestones and ecosystem growth.

Taiko.eth 🥁

@taikoxyz

Taikolights: Q1 2025 Community Update

It’s been a milestone-packed quarter — from launching our DAO and securing key partnerships to hosting flagship events and scaling our ecosystem. Q1 laid the foundation for a big year ahead.

1/

17/ @arbitrum announces the launch of Timeboost — a new feature to help prevent ordering manipulation in sequencers.

Arbitrum

@arbitrum

Timeboost is now live on Arbitrum One and Nova.

This new transaction ordering policy allows users to bid for express lane access, which provides faster transaction inclusion while maintaining Arbitrum a private mempool.

Why it matters.

18/ @Scroll_ZKP reveals the Euclid Upgrade — a major step toward Stage 1 zkRollup status.

Scroll

@Scroll_ZKP

x.com/i/article/1914…

19/ @Layer2Roundup brings you edition #93 from @daddysether, with the latest L2 ecosystem headlines.

Layer 2 Roundup

@Layer2Roundup

Layer 2 Roundup #93 is out now

Sit back, and catch up on the latest news and trends across Ethereum's Layer 2 ecosystem.

Subscribe to get a copy of every newsletter delivered straight to your inbox

layer2roundup.io

Layer 2 Weekly Roundup #93

Welcome to the latest edition of the Layer 2 Weekly Roundup.

Events

20/ @EFDevcon posts the “Road to Devconnect,” outlining key milestones and planning updates.

Devconnect ARG

@EFDevcon

We're kicking off the road to Devconnect ARG with Destino Devconnect:

A grants round to support local initiatives and to accelerate Ethereum adoption before Devconnect in Argentina and Latam.

- up to $1k in funding
- plus nonfinancial support

Apply now

#destinodevconnect

21/ @NathanSexer lists upcoming Ethereum events for 2025, now also mirrored on @Fileverse.

Nathan Sexer | nethan.eth 🧉

@NathanSexer

These events are also synced on: ethereum.org/en/community/e…

And hosted on @fileverse:

docs.fileverse.io

dDocs | Privacy-enhancing Alternative to Google Docs

Decentralized Docs: peer-to-peer document editor that keeps your data secure with end-to-end encryption. Real-time collaboration, onchain. Start collaborating privately now!