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HAProxy Community Edition

HAProxy Community Edition is ranked #11 of 33 in reverse proxy software on Freedom251. It runs on Linux, Self-hosted. There is a free plan.

HAProxy Community Edition plans and pricing

HAProxy Community Edition Free Free load balancer; TCP and HTTP proxying haproxy.org · 2 Oct 2026

Compared on reverse proxy software

Free plan: Yes
Managed service: No
Layer 7 routing: Yes
Layer 4 routing: Yes
TLS termination: Yes

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HAProxy Community Edition

Purpose: HAProxy is a free, fast reverse proxy offering high availability, load balancing, and proxying for TCP and HTTP applications.
Target workloads: The project says HAProxy is particularly suited for very high traffic websites.
Architecture: HAProxy uses an event-driven architecture and light multithreading on SMP machines.
Performance: The site reports a test result of up to 2 million SSL requests per second and 100 Gbps forwarded traffic on AWS Graviton2.
Latest features: HAProxy 3.4 adds dynamic backends, HTTP/2 flood protections, ACME improvements, experimental QMUX, and an OpenTelemetry filter.
Protocols: The project supports TCP and HTTP-based applications, and its listed recent versions include QUIC and HTTP/3 features.
Security: Listed defensive measures include chroot, privilege drops, fork prevention, strict protocol validation, and checks for impossible states.
Maintenance: Even-numbered LTS branches are maintained for five years, while odd-numbered stable branches are maintained for 12 to 18 months.
Current releases: As of the site’s displayed release list, HAProxy 3.4 is in development and 3.4.6 is the latest listed release in the 3.4 branch.
Download: The official site provides source repositories, release tarballs, snapshots, and documentation by version.
Linux availability: HAProxy is shipped with most mainstream Linux distributions and is often deployed by default in cloud platforms.
Support: The project points users to commercial support contracts and professional services from HAProxy Technologies.
Integrations: The 3.4 release notes list an OpenTelemetry filter and ACME certificate features including DNS-01 challenges.
Headquarters: Newton, Massachusetts, United States
Price from: Free

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Where it ranks on Freedom251

Best Reverse Proxy Software in 2026#11 of 33
Best Load Balancing Software in 2026#3 of 25

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Sources

haproxy.org· checked 2 Oct 2026