openethereum/parity-ethereum

★ 6,837RustAudience · developerComplexity · 4/5LicenseSetup · hard

Mindmap

mindmap
  root((repo))
    What it does
      Full Ethereum node
      Warp Sync
      JSON-RPC APIs
    Tech Stack
      Rust
      clang and cmake
    Audience
      Miners
      Exchanges
      Service providers
    Setup
      Build from source
      Linux macOS Windows
      System service option

mindmap root((repo)) What it does Full Ethereum node Warp Sync JSON-RPC APIs Tech Stack Rust clang and cmake Audience Miners Exchanges Service providers Setup Build from source Linux macOS Windows System service option

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Things people build with this

USE CASE 1

Run a full Ethereum node for an exchange to reliably query on-chain transaction data via JSON-RPC.

USE CASE 2

Set up a self-hosted Ethereum endpoint for a DApp backend instead of relying on a third-party provider.

USE CASE 3

Sync the full Ethereum chain in hours using Warp Sync and expose WebSocket APIs for real-time event monitoring.

Tech stack

Rustclangcmake

Getting it running

Difficulty · hard Time to first run · 1day+

Requires Rust stable toolchain plus clang and cmake system tools, full chain sync takes hours even with Warp Sync.

GPLv3, free to use and modify, but any distributed derivative must also be open source under the same license.

In plain English

OpenEthereum (originally Parity Ethereum) is a full Ethereum client, meaning it is software that connects to the Ethereum blockchain network, downloads a copy of the chain, and participates in validating transactions. It is written in Rust and was built with miners, exchanges, and service providers in mind: users who need their node to sync quickly and stay online reliably. Ethereum is a public blockchain network most known for supporting smart contracts and the Ether cryptocurrency. To use or interact with Ethereum directly, you need a client like this one running on a server or computer. OpenEthereum connects to the network, synchronizes the full transaction history, and exposes APIs your own applications can call. The client syncs using a mode called Warp Sync, which the README says can get a node up to date in hours rather than days. Once running, it serves a JSON-RPC HTTP interface on port 8545 and a WebSocket interface on port 8546, both of which are the standard ways other software talks to an Ethereum node. The codebase is structured as a collection of separate packages covering the virtual machine, account management, key storage, networking, light client support, and several other functions. Building from source requires a recent stable version of Rust and a handful of system tools like clang and cmake. The README includes instructions for Linux, macOS, and Windows. The project can also be run as a system service on Linux. Documentation is generated from the source code using standard Rust tooling. The project is licensed under GPLv3 and was community-maintained after originally being developed by Parity Technologies. The wiki linked in the README contains configuration details and guides.

Copy-paste prompts

Prompt 1

How do I build and run OpenEthereum on Linux to get a full Ethereum node synced using Warp Sync?

Prompt 2

Show me how to configure OpenEthereum to expose a JSON-RPC endpoint on port 8545 that my web3 app can connect to.

Prompt 3

What are the system requirements and build steps to compile OpenEthereum from source on macOS?

Prompt 4

How do I run OpenEthereum as a systemd service on Linux that automatically restarts if it crashes?

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