🆚 HAProxy vs. Varnish

Type

Load balancer
Caching solution

About

HAProxy is an open-source load balancer and reverse proxy for TCP and HTTP-based applications.

It provides multiple load-balancing algorithms, TLS/SSL termination and certificate management, Lua scripting, a runtime API, hitless reloads, and built-in metrics for Prometheus.

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Varnish Cache is an open-source HTTP accelerator and reverse caching proxy that caches content from web servers to reduce load times, and supports native TLS termination and Kubernetes deployments.

It uses the VCL configuration language compiled to native C code, serves cached responses in three system calls, provides official container images and a Helm chart for Kubernetes, outputs structured JSON logs, and supports VMOD extension modules.

Headquarters

Newton, Massachusetts, United States
Stockholm, Sweden

Website

Pricing

Free version ✔️ Community edition, open source
HAProxy Enterprise Custom
Free version ✔️ Open source
Varnish Enterprise Custom

Categories

Load Balancers › Rank #14
Load Balancers › Rank #1
Caching › Rank #21
Caching › Rank #4

Popularity

Determined by the number of sites using each technology.

The Varnish caching solution is 59 times more popular than HAProxy.
Total websites

Market share

Load Balancers
Caching

Popularity by country

Determined by the number of sites detected from each country.

Varnish is more popular than HAProxy in all countries.
United States
United Kingdom
France
Germany
Denmark
Netherlands
Sweden
Norway
Belgium
Italy

Awards

Popularity by domain category

Determined by the number of sites in each category.

Varnish is more popular than HAProxy in all market segments.
Business
Education/Reference
General News
Marketing/Merchandising
Online Shopping
Entertainment
Blogs/Wiki
Sports
Travel
Internet Services

Top sites

Top-ranked sites that use these technologies.

Name
Rank
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Name
Rank
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See also

🗃️ About This Data