Show HN: GenesisDB – The event sourcing database, is now open source

Category: database

Tags: event-sourcing, database, go, cloud-events, gdpr

Score: 7.0/10 (Innovation: 6, Technical: 8, Documentation: 8, Utility: 6)

GenesisDB is a single-node event sourcing database written in Go, featuring a native CloudEvents model, atomic batch commits with preconditions, live subscriptions, and built-in GDPR erasure with hash-chain auditability. It differentiates itself with an embeddable Go engine, a custom query language (GDBQL), and an MCP endpoint for AI agents, while preserving compatibility with its closed-source predecessor.

Target audience: backend developers, data engineers, event-driven architects

Repository: https://www.genesisdb.io/blog/posts/2026-10-24/genesisdb-2-is-open-source · Go · MIT · 2 stars

View on Hacker News