This repository stores metadata files for known eth2 networks.

The folder structure and the contents of the files is described here.

• Mainnet - The mainnet of the project formerly known as eth2

The following testnets were launched along with or after the public Ethereum 2.0 mainnet launch.

• Pyrmont Testnet (v1.0.0)
• Prater Testnet (v1.0.1)

The following repositories contain client configurations for multi-client testnets.

• Schlesi Testnet (v0.11.2)
• Witti Testnet (v0.11.3)
• Altona Testnet (v0.12.1)
• Medalla Testnet (v0.12.2)
• Spadina Testnet (v0.12.3)
• Zinken Testnet (v0.12.3)
• Toledo Testnet (v1.0.0)

The multi-client interop scripts can be found at eth2-clients/multinet.

The differential beacon-chain fuzzing framework can be found at sigp/beacon-fuzz.

The following repositories contain public Eth2 attacknets with multiple tiers of bounties to incentivize breaking them.

• Single-client beta-0 attacknets
• Multi-client beta-1 attacknets

To connect to any of the published testnets using a particular client, please see the client-specific sub-folder for further instructions.

• Lighthouse:
  • Testnet 0 (v0.9.2)
  • Testnet 2
  • Testnet 5
• Nimbus
  • Testnet 0 (v0.9.2)
  • Testnet 1 (v0.9.0)
• Prysm
  • Sapphire (v0.9.0)
  • Sapphire (v0.9.4)
  • Topaz (v0.11.1)
  • Onyx (v0.12.1)
• Teku
  • Coorparoo (Altair)