Ethereum layer-2 networks
7 projects in the record describe themselves this way. Membership comes from each project's own words, as captured. 7 are live. Listed alphabetically; click a heading to sort.
| Project | Stage | Promises | Delivered | Past due | Open | Rescheduled | Last page change | Record |
|---|---|---|---|---|---|---|---|---|
| Arbitrum | live | 0 | 0 | 0 | 0 | 0 | 10 September 2026 | unverified draft |
| Base | live | 4 | 2 | 0 | 2 | 0 | 10 September 2026 | unverified draft |
| Mantle | live | 2 | 0 | 0 | 2 | 0 | 10 September 2026 | unverified draft |
| Optimism | live | 0 | 0 | 0 | 0 | 0 | none recorded | unverified draft |
| Scroll | live | 0 | 0 | 0 | 0 | 0 | 10 September 2026 | unverified draft |
| Starknet | live | 21 | 10 | 0 | 11 | 0 | none recorded | unverified draft |
| ZKsync | live | 0 | 0 | 0 | 0 | 0 | none recorded | unverified draft |
Arrival
When each project's record says it first reached a stage, earliest first.
- Arbitrum: no dated stage in the record
- Mantle: no dated stage in the record
- Optimism: no dated stage in the record
- Scroll: no dated stage in the record
- ZKsync: no dated stage in the record
- Starknet: 5 October 2021 (announced)
- Base: 23 February 2023 (testnet)
Combined market figures and addressable-market sizing will be added to this header only with a cited source and date.