📄️ Erigon
Formerly TurboGeth, Erigon is an Ethereum client built to enable performance optimizations. Erigon is written in Go and licensed under the GNU LGPLv3.
📄️ Geth
This is the most popular and majority Ethereum Client implementation written in Go, Geth fully open source and licensed under the GNU LGPL v3.
📄️ Nethermind
Nethermind is an Execution layer client developed by the Nethermind team.
📄️ Reth
Gnosis‑compatible Reth client — not a fork, but an extension built with the NodeBuilder API.