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PgBouncer vs ProxySQL

The same facts for both, read from GitHub every night, and the relation a person reviewed.

PgBouncerProxySQL
LanguageCC++
LicenceOtherGPL-3.0
Stars4.4k6.9k
Latestpgbouncer_1_26_0v3.0.11
Last push2026-09-232026-10-03
Release cadenceabout 147 days between releasestoo few releases
Active contributors14 commit authors on the default branch in the last 90 days6+ commit authors on the default branch in the last 90 days
Flagsnonenone

How they relate

  • Both replace Amazon RDS Proxy. Alternatives to Amazon RDS Proxy →

    PartialPgBouncerPools PostgreSQL connections in front of any server; no IAM authentication and no MySQL.

    PartialProxySQLPools and routes MySQL and PostgreSQL connections, with query rules, caching and read/write splitting.