Please note, the values on the page do not reflect the time to finality (the time it would take for your L2 transaction to be finalized on the L1 after it has been submitted).

Select technology

Select technology

Optimistic Rollup
ZK Rollup
Select stack

Select stack

Arbitrum
Loopring
OP Stack
OVM
Polygon
StarkEx
Starknet
ZK Stack
zkSync Lite
No provider
Select stage

Select stage

Stage 0
Stage 1
Stage 2
#
Name
Tx data submissions
State updates
Tech
30-day anomalies
1
Arbitrum One logoArbitrum One
Optimistic Rollup
2
OP Mainnet logoOP Mainnet
Optimistic Rollup
3
Base logoBase
Optimistic Rollup
4
zkSync Era logozkSync Era
ZK Rollup
Coming soon
5
dYdX v3 logodYdX v3
ZK Rollup
6
Linea logoLinea
ZK Rollup
Coming soon
7
Starknet logoStarknet
ZK Rollup
Coming soon
8
Polygon zkEVM logoPolygon zkEVM
ZK Rollup
9
Loopring logoLoopring
ZK Rollup
10
zkSync Lite logozkSync Lite
ZK Rollup
11
Scroll logoScroll
ZK Rollup
12
Manta Pacific logoManta Pacific
Optimistic Rollup
13
Aevo logoAevo
Optimistic Rollup
14
Boba Network logoBoba Network
Optimistic Rollup
15
Zora logoZora
Optimistic Rollup
16
ZKSpace logoZKSpace
ZK Rollup
17
DeGate V1 logoDeGate V1
ZK Rollup
18
Paradex logoParadex
ZK Rollup
19
Public Goods Network logoPublic Goods Network
Optimistic Rollup
20
Kroma logoKroma
Optimistic Rollup

This project is built using StarkEx.

This project is based on OP Stack's code base.

This project is based on old OVM's code base.

This project is based on zkSync Lite's code base.

This project is based on ZK Stack's code base.

This project is based on Loopring's code base.

This project is based on Arbitrum's code base.

This project is based on Polygon's code base.

This project is based on Starknet's code base.

Want to learn more about the different approaches to upgradeability?Check our report

About L2BEAT

L2BEAT is a public goods company dedicated to providing on-chain transparency.

What sets L2BEAT apart is our unwavering commitment to delivering accurate and reliable information. We strive to be an impartial and independent watchdog that acts in the best interest of users and the broader ecosystem while always remaining credibly neutral and faithful to reality and facts. We deliver data and tools that allow our community to educate themselves, transact securely, and make well-informed decisions.

This approach has earned us recognition and a solid reputation in the industry, garnering praise from the global Ethereum community and making our voice highly valued by numerous organizations and institutions. We are unafraid of being vocal and opinionated when our values are at stake.

Our work spans a wide range of areas, including:

  • Research and analysis of public protocols, including L2s and bridges,
  • Participation in protocol governance and security councils,
  • Development of transparency solutions like explorers,
  • Monitoring of smart contract upgrades,
  • Operation of nodes, and validators,
  • Publication of research reports,
  • Organization of conferences.

We receive generous funding from various public goods organizations, such as Gitcoin and the Ethereum Foundation, as well as from various private donors and investors. Additionally, we collaborate closely with leading companies in the space by accepting grants for specific projects.

You most likely have a lot of questions. We have created the Frequently Asked Questions page just for you.