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.
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
ethereum's upcoming Thurs protocol development call: ACDE #21024 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
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2/ @ethereumintern_ provides a roundup of Pectra-related activity, including EIPs and devnet testing.
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.
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:
here it is, in full:
4/ @ladislaus0x posts the EF Research Roundup, highlighting protocol R&D and recent contributions from researchers.
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.
150m block gas limit by fusaka, can devs do it?
New EIP: xxxxBy:
- 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.
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
- 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
simplified roadmap
- scale blobs
- scale the L1
- improve UX (L2 interop + app layer focus)
- scale blobs
- scale the L1
- improve UX (L2 interop + app layer focus)
7/ @ProtocolGuild gives a 24-hour snapshot of Ethereum protocol dev activity.
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.
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.
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.
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.
Two weeks until transaction batching and gas abstraction go live on Ethereum mainnet.
EIP-7702/ready
EIP-7702/ready
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.
Ethereum is for Argentina! 
With @EFDevcon Devconnect coming to Buenos Aires, let's explore Argentina's thriving Ethereum ecosystem.
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.
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
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.
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
- @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.
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
@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.
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.
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/
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.
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.
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.
19/ @Layer2Roundup brings you edition #93 from @daddysether, with the latest L2 ecosystem headlines.
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
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.
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
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.
These events are also synced on: ethereum.org/en/community/e…
And hosted on @fileverse:
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!
Want to get involved?
Comment below or DM to contribute, suggest content, or help shape this effort.
Thanks everyone, and see you next week.