pgbouncer ☆
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Description:
Lightweight connection pooler for PostgreSQL
Type: Formula  |  Latest Version: 1.25.1@0  |  Tracked Since: Nov 22, 2025
Links: Homepage  |  formulae.brew.sh
Category: Databases
Tags: postgresql connection-pooling database proxy performance
Install: brew install pgbouncer
About:
PgBouncer is a lightweight, production-ready connection pooler for PostgreSQL. It reduces connection overhead by maintaining a pool of backend connections and efficiently routing client requests. This significantly improves performance and resource utilization for high-traffic applications.
Key Features:
  • Session, transaction, and statement pooling modes
  • Minimal memory footprint (2MB per connection)
  • Support for TLS/SSL and authentication
  • Detailed statistics via console and SNMP
  • Online configuration reload without dropping connections
Use Cases:
  • Reducing database connection overhead for web applications
  • Consolidating connections from microservices
  • Protecting PostgreSQL servers from connection storms
  • Running connection-intensive applications like PgBench
Alternatives:
  • odyssey – Modern multi-threaded pooler with advanced routing and performance features
  • pgpool-II – Feature-rich proxy with load balancing, replication, and parallel query support
Version History
Detected Version Rev Change Commit
Nov 22, 2025 11:13pm 0 VERSION_BUMP a27b0886
Nov 9, 2025 3:30pm 0 VERSION_BUMP 7d0a4bf5
Jan 10, 2025 12:46pm 0 VERSION_BUMP 84d42a9e
Jan 10, 2025 11:04am 0 VERSION_BUMP c246ea2f
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