# Protocol **URL:** https://forum.celo.org/c/protocol/13.md?page=1 [Latest](https://forum.celo.org/latest.md) · [Categories](https://forum.celo.org/categories.md) · [Tags](https://forum.celo.org/tags.md) **Page:** 2 --- ## [Quick Update on L2 Stack Selection](https://forum.celo.org/t/quick-update-on-l2-stack-selection/7838)
**Author:** [@mariano](https://forum.celo.org/u/mariano)\ **Replies:** 4\ **Last updated:** [April 22, 2024, 1:07pm UTC](https://forum.celo.org/t/quick-update-on-l2-stack-selection/7838 "2024-04-22T13:07:04Z")
To the Celo community, This is Mariano, Head of Engineering from cLabs. Thank you for your patience as we near the conclusion of the stack selection process for the forthcoming migration of Celo to an Ethereum L2! This… --- ## [OP ❤️ CEL2: Ecosystem Collaboration Proposal](https://forum.celo.org/t/op-cel2-ecosystem-collaboration-proposal/7416)
**Author:** [@ben-chain](https://forum.celo.org/u/ben-chain)\ **Replies:** 9\ **Last updated:** [February 20, 2024, 1:36pm UTC](https://forum.celo.org/t/op-cel2-ecosystem-collaboration-proposal/7416 "2024-02-20T13:36:02Z")
Hey folks–Ben Jones here! I’m a cofounder of Optimism and currently work as Chief Scientist at the Optimism Foundation. Today, I wanted to make a more formal proposal for what it would mean for the Celo community to embr… --- ## [Framework for selecting an L2 Stack](https://forum.celo.org/t/framework-for-selecting-an-l2-stack/6992)
**Author:** [@tim](https://forum.celo.org/u/tim)\ **Replies:** 22\ **Last updated:** [February 20, 2024, 9:31am UTC](https://forum.celo.org/t/framework-for-selecting-an-l2-stack/6992 "2024-02-20T09:31:37Z")
Hi everyone! As part of the technical roadmap for migrating Celo to an L2 on Ethereum (aka CEL2), the community needs to select existing codebases and projects as key building blocks of the new platform (e.g., an L2 sta… --- ## [Cohort #14 - Foundation Voting Program - Application Period Now Open](https://forum.celo.org/t/cohort-14-foundation-voting-program-application-period-now-open/7020)
**Author:** [@Dave\_CommSec](https://forum.celo.org/u/Dave_CommSec)\ **Replies:** 6\ **Last updated:** [February 14, 2024, 7:19am UTC](https://forum.celo.org/t/cohort-14-foundation-voting-program-application-period-now-open/7020 "2024-02-14T07:19:13Z")
Hello Potential Validators! Applications for the Celo Foundation Voting Program are now open for Cohort 14. :tada: :tada: To encourage financial inclusion and the participation of secure, reliable validators, the Celo … --- ## [The evolution of moving money](https://forum.celo.org/t/the-evolution-of-moving-money/4618)
**Author:** [@markbarendt](https://forum.celo.org/u/markbarendt)\ **Replies:** 2\ **Last updated:** [February 1, 2024, 4:08pm UTC](https://forum.celo.org/t/the-evolution-of-moving-money/4618 "2024-02-01T16:08:43Z")
I found the attached video really interesting because I don’t think he used the word crypto at all. The focus instead was almost purely on the real world advantages of using the app & card with a passing mention that it… --- ## [Applying the CEL2 Selection Framework to the ZK Stack & zkSync](https://forum.celo.org/t/applying-the-cel2-selection-framework-to-the-zk-stack-zksync/7178)
**Author:** [@gluk64](https://forum.celo.org/u/gluk64)\ **Replies:** 10\ **Last updated:** [January 29, 2024, 11:02am UTC](https://forum.celo.org/t/applying-the-cel2-selection-framework-to-the-zk-stack-zksync/7178 "2024-01-29T11:02:52Z")
Introduction Hi Celo community, I’m Alex Gluchowski, CEO and co-founder of Matter Labs. Since we first presented our proposal for CEL2 to use ZK Stack, we’ve really enjoyed engaging with members from the Celo community a… --- ## [CEL2 Roadmap Update](https://forum.celo.org/t/cel2-roadmap-update/6815)
**Author:** [@valentin](https://forum.celo.org/u/valentin)\ **Replies:** 18\ **Last updated:** [January 25, 2024, 8:50pm UTC](https://forum.celo.org/t/cel2-roadmap-update/6815 "2024-01-25T20:50:11Z")
CEL2 Roadmap Celo Community, today I’m excited to unveil our CEL2 roadmap. Preamble Guiding Principles: We are committed to the following principles in our work to deliver CEL2: Seeking early feedback from the communi… --- ## [Empower impactMarket's Vision by Delegating Votes to Our Group Validator](https://forum.celo.org/t/empower-impactmarkets-vision-by-delegating-votes-to-our-group-validator/7139)
**Author:** [@mbarbosa](https://forum.celo.org/u/mbarbosa)\ **Replies:** 1\ **Last updated:** [January 15, 2024, 10:13pm UTC](https://forum.celo.org/t/empower-impactmarkets-vision-by-delegating-votes-to-our-group-validator/7139 "2024-01-15T22:13:24Z")
Hey everyone, As impactMarket approaches its second year helping secure the Celo network, we proudly stand as one of the few Celo native projects with a top 10 group validator. This message aims to spotlight the importa… --- ## [Proposal for Celo to Migrate to Ethereum L2 leveraging the Arbitrum Orbit L2 SDK](https://forum.celo.org/t/proposal-for-celo-to-migrate-to-ethereum-l2-leveraging-the-arbitrum-orbit-l2-sdk/7059)
**Author:** [@ninarong](https://forum.celo.org/u/ninarong)\ **Replies:** 2\ **Last updated:** [December 17, 2023, 2:24am UTC](https://forum.celo.org/t/proposal-for-celo-to-migrate-to-ethereum-l2-leveraging-the-arbitrum-orbit-l2-sdk/7059 "2023-12-17T02:24:16Z")
\# Introduction The team at Arbitrum Foundation has been following the development of cLabs Proposal for Celo to transition to an Ethereum L2 closely and would like to welcome Celo back to the Ethereum community by propo… --- ## [ZK Stack for CEL2 — Milestone Alignment and FAQs](https://forum.celo.org/t/zk-stack-for-cel2-milestone-alignment-and-faqs/6835)
**Author:** [@jesse](https://forum.celo.org/u/jesse)\ **Replies:** 2\ **Last updated:** [November 9, 2023, 5:04pm UTC](https://forum.celo.org/t/zk-stack-for-cel2-milestone-alignment-and-faqs/6835 "2023-11-09T17:04:39Z")
The team at zkSync has been following discussions across different forum posts regarding Celo’s L2 stack decision. Recently most of the key discussion points were consolidated quite well in the roadmap update. The purpos… --- ## [Container Image for ARM Architectures Available](https://forum.celo.org/t/container-image-for-arm-architectures-available/6843)
**Author:** [@bongui](https://forum.celo.org/u/bongui)\ **Replies:** 1\ **Last updated:** [November 8, 2023, 6:14pm UTC](https://forum.celo.org/t/container-image-for-arm-architectures-available/6843 "2023-11-08T18:14:29Z")
Hello Celo community (and particularly Celo Node Operators)! We are excited to announce the availability of a new container image for ARM architectures. This container image is now based on Debian, as opposed to our pre… --- ## [Update on CEL2 work at cLabs & tech stack proposals](https://forum.celo.org/t/update-on-cel2-work-at-clabs-tech-stack-proposals/6801)
**Author:** [@matt](https://forum.celo.org/u/matt)\ **Replies:** 3\ **Last updated:** [October 30, 2023, 10:19pm UTC](https://forum.celo.org/t/update-on-cel2-work-at-clabs-tech-stack-proposals/6801 "2023-10-30T22:19:56Z")
Celo Community, In the wake of unveiling the cLabs Proposal for Celo to transition to an Ethereum L2, we were met with an outpouring of support from the Celo, Ethereum, and broader Web3 Communities. In particular, our e… --- ## [Polygon Labs’ proposal for Celo to become an ETH L2 using Polygon Chain Development Kit ( CDK ) ](https://forum.celo.org/t/polygon-labs-proposal-for-celo-to-become-an-eth-l2-using-polygon-chain-development-kit-cdk/6576)
**Author:** [@SandeepN](https://forum.celo.org/u/SandeepN)\ **Replies:** 21\ **Last updated:** [October 20, 2023, 5:46pm UTC](https://forum.celo.org/t/polygon-labs-proposal-for-celo-to-become-an-eth-l2-using-polygon-chain-development-kit-cdk/6576 "2023-10-20T17:46:28Z")
Polygon Labs is excited to welcome Celo home to Ethereum in the chain’s transition from an independent EVM-compatible L1 to an Ethereum L2. As Ethereum devotees obsessed with scaling, we are beyond excited to see Celo ex… --- ## [cLabs Proposal for Celo to transition to an Ethereum L2](https://forum.celo.org/t/clabs-proposal-for-celo-to-transition-to-an-ethereum-l2/6109)
**Author:** [@matt](https://forum.celo.org/u/matt)\ **Replies:** 57\ **Last updated:** [October 13, 2023, 4:00pm UTC](https://forum.celo.org/t/clabs-proposal-for-celo-to-transition-to-an-ethereum-l2/6109 "2023-10-13T16:00:09Z")
Celo Community – This post is a call to action for feedback and discussion around a proposal for Celo to return home to Ethereum by transitioning from being an independent EVM-compatible Layer 1 blockchain to an Ethereu… --- ## [Matter Labs' proposal for Celo to join ZK Nation and become an ETH L2 using ZK Stack](https://forum.celo.org/t/matter-labs-proposal-for-celo-to-join-zk-nation-and-become-an-eth-l2-using-zk-stack/6629)
**Author:** [@Omar](https://forum.celo.org/u/Omar)\ **Replies:** 10\ **Last updated:** [October 11, 2023, 1:24pm UTC](https://forum.celo.org/t/matter-labs-proposal-for-celo-to-join-zk-nation-and-become-an-eth-l2-using-zk-stack/6629 "2023-10-11T13:24:49Z")
Introduction Celo displays the potential for blockchain to empower individual freedom. While this post is primarily meant to discuss how ZK Stack can serve Celo, we’d also like to express our admiration for the accompli… --- ## [SNARK Set-up parameters](https://forum.celo.org/t/snark-set-up-parameters/6669)
**Author:** [@cw8](https://forum.celo.org/u/cw8)\ **Replies:** 0\ **Last updated:** [October 4, 2023, 8:50am UTC](https://forum.celo.org/t/snark-set-up-parameters/6669 "2023-10-04T08:50:17Z")
Hello - I am new to Celo and learning about the SNARKs under the hood, in particular the BLS12-377 and BW6-761 chain of curves that makes it feasible to prove recursive statements. Do I understand correctly that a set-u… --- ## [Celo Protocol Upgrades: Gingerbread Hard Fork and Contracts Release 10](https://forum.celo.org/t/celo-protocol-upgrades-gingerbread-hard-fork-and-contracts-release-10/6612)
**Author:** [@matt](https://forum.celo.org/u/matt)\ **Replies:** 5\ **Last updated:** [September 28, 2023, 5:09pm UTC](https://forum.celo.org/t/celo-protocol-upgrades-gingerbread-hard-fork-and-contracts-release-10/6612 "2023-09-28T17:09:18Z")
Celo Community! It’s a big week for upgrades to the Celo platform. The governance proposal to deploy Contracts Release 10 (CR10) has passed and been executed, meaning a whole range of upgrades to Celo’s Core Contracts. … --- ## [Gingerbread Hardfork: Critical version and hardware upgrade recommendations for Nodes, Validators, and all other infrastructure providers](https://forum.celo.org/t/gingerbread-hardfork-critical-version-and-hardware-upgrade-recommendations-for-nodes-validators-and-all-other-infrastructure-providers/6589)
**Author:** [@ssubram11](https://forum.celo.org/u/ssubram11)\ **Replies:** 0\ **Last updated:** [September 23, 2023, 2:28am UTC](https://forum.celo.org/t/gingerbread-hardfork-critical-version-and-hardware-upgrade-recommendations-for-nodes-validators-and-all-other-infrastructure-providers/6589 "2023-09-23T02:28:34Z")
As we continue to move closer to the Gingerbread hardfork, we would like your attention on the following upgrades: VERSION UPGRADE: Ahead of the gingerbread hardfork, it is strongly recommended that ALL node operators, … --- ## [Mainnet (& Alfajores) Gingerbread Hard Fork Release: Sep 26, ~17:00 UTC](https://forum.celo.org/t/mainnet-alfajores-gingerbread-hard-fork-release-sep-26-17-00-utc/6499)
**Author:** [@matt](https://forum.celo.org/u/matt)\ **Replies:** 0\ **Last updated:** [September 6, 2023, 11:41am UTC](https://forum.celo.org/t/mainnet-alfajores-gingerbread-hard-fork-release-sep-26-17-00-utc/6499 "2023-09-06T11:41:31Z")
Dear Validator Community, The Gingerbread Hard Fork is proposed on Mainnet for block #21616000 targeting an activation around Sep 26, ~17:15 UTC The Gingerbread Hard Fork is proposed on Alfajores for block #19814000 ta… --- ## [Results from blockchain scalability testing](https://forum.celo.org/t/results-from-blockchain-scalability-testing/6537)
**Author:** [@valentin](https://forum.celo.org/u/valentin)\ **Replies:** 2\ **Last updated:** [September 20, 2023, 9:31am UTC](https://forum.celo.org/t/results-from-blockchain-scalability-testing/6537 "2023-09-20T09:31:26Z")
Over the last few months, the cLabs blockchain team has been evaluating the potential throughput of the Celo blockchain client. The tests were conducted with a range of transaction workloads, blockchain parameter setting… --- ## [Gingerbread Hard Fork: Timeline & Specification Update \[All Core Devs call on Aug 18\]](https://forum.celo.org/t/gingerbread-hard-fork-timeline-specification-update-all-core-devs-call-on-aug-18/6382)
**Author:** [@matt](https://forum.celo.org/u/matt)\ **Replies:** 8\ **Last updated:** [August 28, 2023, 2:41pm UTC](https://forum.celo.org/t/gingerbread-hard-fork-timeline-specification-update-all-core-devs-call-on-aug-18/6382 "2023-08-28T14:41:20Z")
Gingerbread Hard Fork: Timeline & Specification Update Dear Celo community, dear validators and node operators, This is an update on A) the timeline for the Gingerbread hard fork mainnet activation, B) the content of th… --- ## [Baklava Gingerbread Hard Fork Release: Sep 1, ~14.00 UTC](https://forum.celo.org/t/baklava-gingerbread-hard-fork-release-sep-1-14-00-utc/6407)
**Author:** [@matt](https://forum.celo.org/u/matt)\ **Replies:** 0\ **Last updated:** [August 23, 2023, 5:54am UTC](https://forum.celo.org/t/baklava-gingerbread-hard-fork-release-sep-1-14-00-utc/6407 "2023-08-23T05:54:11Z")
Dear Validator Community, The Gingerbread Hard Fork is proposed on Baklava for block #19157000 targeting an activation around Sep 1, ~14:00 UTC Validators, if you agree with this hard fork, please upgrade both your val… --- ## [Introducing Celo’s Gingerbread Hard Fork 🍞 (join for Q&A on June 21)](https://forum.celo.org/t/introducing-celo-s-gingerbread-hard-fork-join-for-q-a-on-june-21/5918)
**Author:** [@matt](https://forum.celo.org/u/matt)\ **Replies:** 5\ **Last updated:** [July 28, 2023, 12:27am UTC](https://forum.celo.org/t/introducing-celo-s-gingerbread-hard-fork-join-for-q-a-on-june-21/5918 "2023-07-28T00:27:21Z")
:bread::bread::bread: Gingerbread Hardfork :bread::bread::bread: Dear Celo community, dear validators and node operators, As announced in the beginning of the year in the Celo Roadmap Post as well as a more specific ou… --- ## [🍞 Gingerbread Hard Fork Release on Baklava: Aug 10, 15:03 UTC](https://forum.celo.org/t/gingerbread-hard-fork-release-on-baklava-aug-10-15-03-utc/6189)
**Author:** [@matt](https://forum.celo.org/u/matt)\ **Replies:** 0\ **Last updated:** [July 27, 2023, 1:23pm UTC](https://forum.celo.org/t/gingerbread-hard-fork-release-on-baklava-aug-10-15-03-utc/6189 "2023-07-27T13:23:00Z")
Dear Validator Community, The Gingerbread Hard Fork is proposed for block #18785000 targeting an activation around Aug 10, 15:03 UTC Validators, if you agree with this hard fork, please upgrade both your validator node… --- ## [Cohort #13 - Foundation Voting Program - Application Period Now Open](https://forum.celo.org/t/cohort-13-foundation-voting-program-application-period-now-open/5825)
**Author:** [@Dave\_CommSec](https://forum.celo.org/u/Dave_CommSec)\ **Replies:** 3\ **Last updated:** [June 2, 2023, 12:24pm UTC](https://forum.celo.org/t/cohort-13-foundation-voting-program-application-period-now-open/5825 "2023-06-02T12:24:28Z")
Hello Validators and New Applicants, The Celo Foundation Voting Program is now open! :tada: :tada: Validator groups that are selected as part of this cohort, will retain Foundation votes until June 30, 2024 (~12 month… --- ## [Cohort #12 Application of Foundation Voting Program is Now Open](https://forum.celo.org/t/cohort-12-application-of-foundation-voting-program-is-now-open/5075)
**Author:** [@Dave\_CommSec](https://forum.celo.org/u/Dave_CommSec)\ **Replies:** 5\ **Last updated:** [May 12, 2023, 3:00pm UTC](https://forum.celo.org/t/cohort-12-application-of-foundation-voting-program-is-now-open/5075 "2023-05-12T15:00:49Z")
:compass: Hello Validators! Applications for the Celo Foundation Voting Program are now open for Cohort 12! :tada: To encourage financial inclusion and the participation of secure, reliable validators, the Celo Found… --- ## [Test the ability of this site](https://forum.celo.org/t/test-the-ability-of-this-site/5454)
**Author:** [@rajaoui7](https://forum.celo.org/u/rajaoui7)\ **Replies:** 0\ **Last updated:** [March 30, 2023, 12:20am UTC](https://forum.celo.org/t/test-the-ability-of-this-site/5454 "2023-03-30T00:20:09Z")
what up guys i am just testing everything in here because i am new here --- ## [The next chapter: introducing Celo 2.0](https://forum.celo.org/t/the-next-chapter-introducing-celo-2-0/5124)
**Author:** [@tim](https://forum.celo.org/u/tim)\ **Replies:** 5\ **Last updated:** [February 8, 2023, 1:54pm UTC](https://forum.celo.org/t/the-next-chapter-introducing-celo-2-0/5124 "2023-02-08T13:54:36Z")
Hi everyone! We shared cLabs’ proposal for the long-term roadmap of Celo, focused especially on the Celo blockchain. We’re calling this Celo 2.0 as it represents to us a significant next chapter in the development of the… --- ## [What's next for Celo. A technical roadmap, with input from sessions at Celo Connect](https://forum.celo.org/t/whats-next-for-celo-a-technical-roadmap-with-input-from-sessions-at-celo-connect/3313)
**Author:** [@alberto](https://forum.celo.org/u/alberto)\ **Replies:** 6\ **Last updated:** [December 19, 2022, 5:20pm UTC](https://forum.celo.org/t/whats-next-for-celo-a-technical-roadmap-with-input-from-sessions-at-celo-connect/3313 "2022-12-19T17:20:44Z")
Celo community, I hope you’ve had time to watch the Mission aligned & Celo 2.0 talks by myself and Mariano, from Day 1 at Celo Connect. This post is based on those sessions, and the feedback we’ve received over the last… --- ## [\[Validator Guidance\] Attestation Protocol (“ASv1”) Next Steps](https://forum.celo.org/t/validator-guidance-attestation-protocol-asv1-next-steps/4957)
**Author:** [@arthurgousset](https://forum.celo.org/u/arthurgousset)\ **Replies:** 0\ **Last updated:** [December 9, 2022, 6:51pm UTC](https://forum.celo.org/t/validator-guidance-attestation-protocol-asv1-next-steps/4957 "2022-12-09T18:51:55Z")
Dear Attestation Service operator (Validator) community Two weeks ago, I shared a brief update in the following forum post Attestation Protocol (“ASv1”) Update and promised a more detailed follow up. Brief recap Copy o… [Previous page](https://forum.celo.org/c/protocol/13.md) [Next page](https://forum.celo.org/c/protocol/13.md?page=2)