Blog – Erigon.tech

Introducing Named Releases

With the release of Erigon v3.0.1, we’re introducing something new: for the first time, our version comes with a name — Otterly Odyssey. This marks a small but meaningful evolution in how we present our software. From now on, each major version of Erigon will…

Paolo RebuffoApril 12, 20252 min Read More

R&D Vision Ecosystem Video

Superchains and Unified Portal Network

Video Transcript: Today I will explain in more detail what optimistic rollups are, what is the idea of rollup superchains, and then I will propose an alternative to the current direction of development of superchains. To prepare this program I have used my conversations with…

Alexey AkhunovApril 8, 202514 min Read More

R&D Vision Ecosystem Video

What will Ethereum do? State Rent, Stateless, Regenesis, and Portal Network

It started in 2018 at Devcon4 in Prague. The group of Ethereum core developers gathered and discussed a troubling topic - the problem of ever growing state. A symptomatic manifestation of this problem was the effort required by go-ethereum nodes to perform initial downloading of…

Alexey AkhunovMarch 31, 202519 min Read More

R&D Erigon Caplin Vision

Erigon 2025 Roadmap

Rotation of focus 2025 marks a turning point for Erigon. After years of continuous development, the team has completed one of the most ambitious phases of the project: the creation of a complete, flexible, and high-performance Ethereum client. With Erigon 3 and Caplin, the vision…

Paolo RebuffoMarch 28, 20257 min Read More

R&D Vision Ecosystem Video

Solana, Celestia, Ethereum’s grand strategy, rollups

In this Video we discuss: high level components the blockchains contain comparison of Celestia with Ethereum whether Solana is suitable for rollups speculation about Ethereum's grand strategy profitability of some Ethereum rollups challenges for optimistic rollups due to Ethereum's original design choices possible paths to…

Alexey AkhunovMarch 27, 20255 min Read More

R&D Ecosystem Video

What did Solana do? Technical comparison of main tech features Solana vs Ethereum

Summary : Solana vs. Ethereum: A Technical Comparison This discussion provides a technical comparison between Solana and Ethereum, focusing on key architectural differences and their implications. The speaker shares insights gleaned from research, including documentation, ChatGPT interactions, and code analysis using Cloud sonnet. Gulf…

Alexey AkhunovMarch 26, 20256 min Read More

R&D Erigon Caplin

Releasing Erigon v3.0.0

We are excited to announce the first production release of Erigon 3, marking a significant milestone in blockchain infrastructure performance and reliability. Users are encouraged to migrate to Erigon 3 as Erigon 2 will be deprecated and decommissioned on May 01, 2025. 🚨 IMPORTANT ANNOUNCEMENT…

Giulio RebuffoMarch 24, 20255 min Read More

Vision Ecosystem

A Lean Approach to Fusaka: Our Stance on a Minimal Fork

As Ethereum continues its evolution, every upgrade represents a critical inflection point for scalability, security, and overall network efficiency. We believe that less can be more. We are firmly in support of a lean upgrade strategy that focuses on essential, high-impact improvements. Today, we’re outlining…

Giulio RebuffoMarch 23, 20254 min Read More

Vision Video opinion

Essential decision for Ethereum (Alexey Akunov – Video)

Here is a summary of Alexey Akhunov’s speech about Ethereum and key concerns regarding its development: Dangers and Principles for Ethereum Alexey Akhunov expresses concerns about certain decisions in Ethereum’s development that could hinder its evolution and competitiveness. He highlights the importance of several fundamental…

Alexey AkhunovMarch 7, 20254 min Read More

R&D Vision opinion

The Case for Programmatically accelerating Ethereum’s Network Capacity

Ethereum has grown from a simple smart contract platform to a global settlement layer for decentralized applications, finance, and beyond. However, as the network continues to expand, it faces a critical challenge: scaling its capacity to meet growing demand. While Layer 2 solutions like rollups…

Giulio RebuffoFebruary 9, 20254 min Read More

R&D

Making Ethereum a Rollup of Itself

NOTE: This is just me brainstorming and theorizing, rather than a serious proposal. One of the hot topics in the Ethereum community these days is how to boost the gas limit on the main chain. Many have tried to make the L1 more complex, packing in extra features just to push that gas limit higher. But…

Giulio RebuffoFebruary 3, 20256 min Read More

R&D Erigon Caplin

Announcing Erigon v3 Beta-1: A Scalable and Efficient Ethereum Integrated Client

the light at the end of the tunnel The Erigon team is pleased to release Erigon v3 Beta-1, a milestone update that focuses on efficiency, scalability, and usability. Designed with the needs of node operators in mind, this release introduces key performance and storage improvements…

Giulio RebuffoJanuary 21, 20256 min Read More

R&D Erigon Caplin Staking

Benefits of Caplin (Erigon’s Internal CL) and Erigon (EL) for Staking

The combination of Caplin, Erigon's internal consensus layer (CL), and Erigon, the execution layer (EL), provides a comprehensive solution for Ethereum staking. Together, these components create an optimized, efficient, and adaptive system that offers significant performance improvements for validators. Below are the key benefits of…

Giulio RebuffoDecember 28, 20242 min Read More

R&D Erigon Caplin

Announcing Erigon v3 Alpha 6: Focus on Staking and Full Node Performance

....imagine what the beta will be like Erigon continues to evolve as a powerful and flexible Ethereum execution client, and we’re thrilled to announce the release of Erigon v3 Alpha 6. This release marks a pivotal shift in our strategy and features as we transition…

Giulio RebuffoDecember 10, 20246 min Read More

R&D Vision Ecosystem

Are we finally ready for a gas limit increase?

Time to turbo-send ETH to 0$!!! There has been growing discussion around the possibility of increasing Ethereum's gas throughput, either by raising the gas limit or reducing slot time. The key argument in favor of this is that the hardware requirements for running a validator…

Giulio RebuffoOctober 14, 20248 min Read More

R&D Erigon Caplin Erigon++

Erigon 3, Alpha 2: Introducing blazingly fast sync on archive nodes with OtterSync and other improvements

During the past 2 weeks, after the release of the first alpha release of Erigon 3, the team has been hard at work to fix bugs, improve performance and coming up with new ideas to improve user experience for people looking to run Ethereum nodes…

Giulio RebuffoAugust 6, 20244 min Read More

R&D Erigon Caplin Vision

Erigon 3 (Alpha 1), the first all-in-one EVM-node on the efficient software frontier, is live.

Yes is still Alpha... It is with great pleasure that we announce the world's first all-in-one EVM-node on the efficient software frontier, Erigon 3: It is both Execution Layer and Consensus Layer. It is optimized to be the best archive node, the best full node…

Paolo RebuffoJuly 23, 20247 min Read More

R&D Erigon Org

The rise of Erigon 3 and our new release cycle

Introducing Erigon 3 After over a year of research, development and implementation we are close to the release of the first official version of Erigon 3 which we believe represents a quantum leap in terms of flexibility, compactness and performance in the industry related to…

Paolo RebuffoMay 6, 20242 min Read More

R&D Erigon++

Erigon++

C++ is back In a previous post dating more than one year and a half ago, the history and the status of the Silkworm project was described. As you may already know, Silkworm is a green-field implementation of an Ethereum Execution Layer client written in…

Tullio CanepaMarch 28, 20246 min Read More

R&D Caplin

Releasing Caplin’s Archival format.

Update on Caplin We're thrilled to announce the release of the Caplin Archival format. The Caplin Archival format represents a significant milestone designed to improve access efficiency and ensure greater integrity for beacon blockchain data. This enhancement promises to significantly reduce input/output (I/O) operations,…

Giulio RebuffoFebruary 20, 20245 min Read More

Erigon Caplin Vision

Erigon’s Roadmap to 2024

We are late but just a little. We were supposed to release Erigon 3 by the end of 2023, but we are behind schedule just a little bit; this is our roadmap for 2024: Erigon 3: there is a version of Erigon 3 very close…

Paolo RebuffoDecember 5, 20233 min Read More

R&D Caplin

Update on Caplin and Roadmap: Building a Consensus Layer Client to work with Erigon without the Engine API.

This is an update on Caplin, Erigon's internal CL development progress and roadmap outlining. In the Ethereum ecosystem, Erigon stands as an innovative client, excelling for archive nodes. In addition to Erigon, in the last few months, we announced Caplin, a consensus layer client that…

Giulio RebuffoAugust 28, 20236 min Read More

R&D Erigon Org

Merging Erigon 3 and Erigon 4, and possibly Caplin

We had mentioned before that there are currently three big features in Erigon’s technological roadmap: Erigon 3, Erigon 4, and Caplin. As we tried to formalise the roadmap further, we have split each of these three features into R&D phases: Prototype (proof of concept) -…

Alexey AkhunovMay 30, 20233 min Read More

Ecosystem Org BNB Chain Economics

Erigon receives $200,000 grant from BNB Chain to advance technological roadmap

Erigon is thrilled to announce that it has been awarded a grant from BNB Chain worth $200,000 to support its mission of advancing its technological roadmap. This grant will help Erigon move even closer to what it calls the "efficiency frontier" for Ethereum-derived blockchain implementations,…

Alexey AkhunovApril 27, 20232 min Read More

Ecosystem Org BNB Chain Polygon

Update on the support for BSC and Polygon in Erigon. Recruitment ideas.

In one of the previous posts, we announced that we may be discontinuing support for BNB Smart Chain and/or Bor/Polygon in Erigon, due to our resource constrains and other factors. The decision deadline specified in that post was 1st of April 2023. Now we are…

Alexey AkhunovApril 26, 20236 min Read More

R&D Caplin Consensus Layer

Announcing Caplin: Erigon Full consensus layer is now live!

Shortly before or after the publication of this article, we are also publishing a new release,v2.43.0 which contains a lot of fixes and improvements and will contain the first iteration of Caplin, Erigon’s embedded complete consensus layer, which is now also a part of our…

Giulio RebuffoApril 23, 20234 min Read More

R&D Caplin Consensus Layer

Beacon API and why node operators hate it.

Discussing of the main point of pain of the beacon API from the Operator's perspective. Source for all of my claims: https://ethereum.github.io/beacon-APIs Hello everyone, it has been a while since I made a blog post on my substack. Today, instead of talking about my work…

Giulio RebuffoApril 14, 20238 min Read More

R&D Consensus Layer

Erigon-CL “Endgame” Structure, state of the art, first-working implementation.

Maybe light at the end of the tunnel. Hello everyone, It is Giulio again. And this is another one of my blog posts. Today I am going to talk about the Erigon-CL project endgame, the current state of the art and how far away I…

Giulio RebuffoApril 4, 20234 min Read More

R&D Consensus Layer

Beacon epoch transition and optimizations made along the way.

Faster, Better, Stronger. Hello Frens, This is Giulio. I believe it has been a while since my last blog post and I would like to discuss what I have been up to in the past 2 weeks or so. Firstly, I finally finished up the…

Giulio RebuffoFebruary 13, 20235 min Read More

Erigon Ecosystem BNB Chain Polygon

Future of the support of BNB Smart Chain and Bor (Polygon) in Erigon

Around a year ago, in January and February 2022, Erigon has accepted the inclusion of the support of BNB Smart Chain and Bor (from Polygon) into the codebase. There was a large interest in this from the outside. From our point of view, our interest…

Alexey AkhunovFebruary 7, 20234 min Read More

R&D Consensus Layer

Erigon-CL Beacon state transition and Database footprint improvements.

Hello everyone, this is Giulio. I finished all of my university exams 2 days ago and now, I have more time to work on the Ethereum protocol again… In the midst of all of this, I may have not been able to post as much…

Giulio RebuffoFebruary 3, 20233 min Read More

R&D Consensus Layer

Ethereum Real Merge In Erigon.

Mostly nice stuff. Hello, It has been awhile, this is Giulio. Unfortunately, I have not been able to post in the past 3 weeks. Due to exams, refactoring of the codebase(boring stuff) and secret Illuminati meetings. In any case, in this article I am not…

Giulio RebuffoJanuary 27, 20234 min Read More

R&D Erigon Caplin Consensus Layer

Thoughts about Consensus Layer Re-Archittecturing, current state of the art and Erigon custom EL<->CL communication protocol.

Happy New Year! Hello Everyone, This is Giulio, I welcome you to yet another one of my rants… This is the first post of the Year and I will be describing all the stuff I did in the past 1 week and a half which…

Giulio RebuffoJanuary 6, 20239 min Read More

Caplin Consensus Layer

Beacon State Optimizations, Proposer Index computation and choice of structures formatting.

Hello, This is Giulio. This post will be quite short because I have not been able to code much but I still manage some brainstorming and optimizations, so I thought I would share… Today, I will talk about some significant optimizations to the Beacon State…

Giulio RebuffoDecember 16, 20225 min Read More

R&D Consensus Layer

Beacon State Trie Root and Beacon Reverse Downloader

I just wet the bed. Hi Frens, This is Giulio again and here is yet another one of my rants. Today we are going to discuss my progress on Beacon State Trie Root and what is to come next in this beautiful Consensus Adventure. So…

Giulio RebuffoDecember 11, 20226 min Read More

R&D Erigon Consensus Layer

Progress on Erigon-CL and thoughts on Merkle Trie Root computation for Beacon State.

More good dev things by Giulio 🙂 Hello Everybody, This is the second post of my technical blog, and today I am going to discuss the progress I made in the last 4 days on Erigon-CL, Interesting things I found out and also some brainstorming…

Giulio RebuffoDecember 8, 20227 min Read More

R&D Consensus Layer

Consensus Modularity and Erigon-CL state of the art.

Very good dev doing veryyy good things 🙂 Hello Everyone. This is the first post of my technical blog and I am basically going to discuss what I am working on right now: Internal Consensus Modularity and Erigon-CL. So, for whoever does not know, Erigon…

Giulio RebuffoDecember 4, 20226 min Read More

Ecosystem Org Akula

Winding down support for Akula project

Akula project (https://github.com/akula-bft/akula) was started last year when we realised there is large amount of interest in a high-performance Ethereum implementation in Rust after the sun-setting of OpenEthereum. We also had “know-how” from our multi-year work on Erigon. The start was very challenging, because most…

Alexey AkhunovNovember 23, 20222 min Read More

R&D Consensus Layer

Erigon Embedded ConsenSUS Module.

amogus. As many of you already know, Ethereum transitioned to Proof-of-Stake, energy consumption cut by 98% and we have modularized consensus which allow us to develop stuff faster, etc… However, there is an issue now, system requirements are higher as people need 2 softwares to…

Giulio RebuffoOctober 6, 20225 min Read More

Erigon Vision

Big release and renaming of Erigon 2.2 & 2.3 into Erigon 3 & 4

Shortly before or after publication of this article, we are also publishing a new release, 2022.10.01, which contains a lot of fixes and improvements, specifically to the handing of Engine API messages (communication with CL - Consensus Layer). Here are the draft release notes: In…

Alexey AkhunovOctober 5, 20223 min Read More

Erigon

Post-merge release of Erigon, dropping alpha designation, and progress of Erigon2

It has been a while since the last update, but summer always messes up the schedule. But now the weather got cooler, the routine set in. Ready? Let’s dive in 🙂 Merge On the 15th of September 2022, Ethereum transitioned to Proof Of Stake (POS)…

Alexey AkhunovSeptember 17, 20227 min Read More

Ecosystem Silkworm

Current status of Silkworm and SilkRPC projects (Ethereum C++)

In one of the previous posts, a short history of Silkworm project was introduced: LINK. Silkworm is an implementation of Ethereum, written in C++ from scratch (meaning that it did not inherit code from any previously written implementations, like Aleth), starting from wrapping evmone EVM…

Alexey AkhunovMay 16, 20224 min Read More

R&D Erigon

Erigon Stage Sync and control flows

Quick follow up from the previous post: the theoretical figure of 1015 Gb of the database (this does not include block snapshot of 225 Gb) after full resync of the latest alpha release 2022.05.02 was not too far from the actual, which was 1083 Gb,…

Alexey AkhunovMay 4, 20226 min Read More

R&D Erigon

Disk footprint changes in new Erigon alpha

Today we are publishing another alpha release, 2022.04.04-alpha, LINK. Multiple things were fixed and improved. Most important problem with alpha release 2022.04.03 was the slow download speed of block snapshots via BitTorrent. Even though there were enough seeders around, the download speed was usually limited…

Alexey AkhunovApril 27, 20223 min Read More

R&D Erigon

More on the disk footprint of Erigon alpha

After looking at the charts in the previous post, it occurred to us that the “CallTraceSet” table is unusually large. This table holds intermediate data, which are used to build call trace indices (for supporting trace_filter RPC method). Previously, this table was pruned once the…

Alexey AkhunovApril 27, 20222 min Read More

R&D Erigon

Erigon alpha release 2022.04.02-alpha

This is the first release of Erigon that contains the code required for transition to POS (Proof Of Stake) via cooperation with one of the CL (Consensus Layer) implementations. It also contains the first upgrade of Erigon 2, as described in the previous post: Erigon…

Alexey AkhunovApril 12, 20224 min Read More

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