Lightweight HA manager for MySQL 8.4 async replication, built in Haskell for safe failovers.

Does PureMyHA work with MySQL 8.4?

Yes, full support for new syntax, auth, and plugins like CLONE.

How do I install PureMyHA?

Grab pre-built packages, Docker image, or compile from GitHub — single static binary, no deps.

Your MySQL 8.4 replica just died — again. Enter PureMyHA, a Haskell-built HA manager that's refreshingly simple. But does it cut through the HA hype?

theAIcatchup Apr 08, 2026 3 min read

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Community-driven. Code-first.

#Haskell #MySQL 8.4 #PureMyHA #high-availability

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Originally reported by Dev.to