Consensus GitHub Repositories (2026) · Open Source Tools

Apache ZooKeeper

Open source Java implementation for Raft consensus protocol.

Distributed reliable key-value store for the most critical data of a distributed system

OmniPaxos is a distributed log implemented as a Rust library.

Distributed transactional key-value database, originally created to complement TiDB

The lightweight, fault-tolerant database built on SQLite. Designed to keep your data highly available with minimal effort.

Hyperledger Fabric is an enterprise-grade permissioned distributed ledger framework for developing solutions and applications. Its modular and versatile design satisfies a broad range of industry use cases. It offers a unique approach to consensus that enables performance at scale while preserving privacy.

A production-grade java implementation of RAFT consensus algorithm.

Commonware Library Primitives and Examples

Implementation of the Raft consensus protocol in JGroups

rust raft with improvements

Lean consensus client for Ethereum node operators

Ask Codex, Gemini, Grok, and 400+ OpenRouter models (Qwen, Kimi, DeepSeek) for second opinions or arbiter-mediated consensus. One MCP server for Claude Code, Codex, Cursor, Kiro, OpenCode. Measures the models' usefulness, too.

Xzero HTTP Application Server

Implementation of the SmartBFT consensus library (https://arxiv.org/abs/2107.06922)