HAProxy
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.
The commercial HAProxy Enterprise adds bot management, global rate limiting, a web application firewall, and centralized management.
According to our data, HAProxy ranks 15th among the load balancers we track.
It has 0.4% of the load balancer market share and is detected on 0.03% of all websites.
- π Website
- π Links
- </> Source code
GitHubπΈ Pricing
HAProxy is available in both free and paid versions.
π Rankings and Market Share
- Load Balancers
- Rank: 15
- Market share: 0.4%
- Caching
- Rank: 21
- Market share: 0.08%
π HAProxy Awards
- π₯ 12nd most popular in Germany in the Load Balancers category.
- π₯ 12nd most popular in Canada in the Load Balancers category.
- π₯ 13rd most popular in the United Kingdom in the Load Balancers category.
- π₯ 13rd most popular in France in the Load Balancers category.
- π₯ 14th most popular in the United States in the Load Balancers category.
- π₯ 18th most popular in Canada in the Caching category.
- π₯ 19th most popular in the United States in the Caching category.
- π₯ 19th most popular in the United Kingdom in the Caching category.
- π₯ 19th most popular in France in the Caching category.
- π₯ 20th most popular in Germany in the Caching category.
β‘ Sites Using HAProxy
We have data on 1,194 websites that use the HAProxy load balancer. Here is a list of some of the top ranked ones.
The highest rated site using HAProxy is 
soundcloud.com.
| # | Website | Rank | Country | Language |
|---|---|---|---|---|
| 1 | soundcloud.com |
#40 | Germany | English |
| 2 |  stackoverflow.com |
#101 | United States | American English |
| 3 |  uber.com |
#117 | United States | English |
| 4 |  gitlab.com |
#326 | United States | American English |
| 5 | #468 | United States | English | |
| 6 | #553 | United States | English | |
| 7 | #569 | Norway | Norwegian BokmΓ₯l | |
| 8 | #1,002 | United States | English | |
| 9 | #1,223 | English | ||
| 10 |  es.wikipedia.org |
United States | Spanish | |
| 11 | #1,317 | United States | English | |
| 12 | #1,518 | United Kingdom | English | |
| 13 | #1,880 | United Kingdom | English | |
| 14 | #1,890 | United Kingdom | English | |
| 15 | #2,518 | English | ||
| 16 | #2,837 | English | ||
| 17 | #2,855 | France | English | |
| 18 | #2,908 | United States | English | |
| 19 | #3,489 | France | French | |
| 20 |  podio.com |
#3,640 | United States | English |
π Usage Statistics
Most of the sites that use HAProxy:
- are located in the United States
- have content in English
- use the .com domain extension
- fall into the Business category.
Most of the sites using HAProxy are from the United States, the United Kingdom, and Germany.
- United States 38.5%
- United Kingdom 9.8%
- Germany 9.7%
- Canada 9.2%
- France 7.9%
- Poland 2.4%
- Spain 2.2%
- Austria 2.1%
- Sweden 1.6%
- Other 16.6%
Most HAProxy users speak English, French, or German.
- English 75.1%
- French 6%
- German 5.2%
- Spanish 2.2%
- Polish 2%
- Italian 1.3%
- Swedish 0.9%
- Dutch 0.8%
- Russian 0.7%
- Other 5.8%
The HAProxy load balancer is especially popular on .com and .org top-level domains.
- .com 48.2%
- .org 14.7%
- .de 4.4%
- .ca 3.3%
- .fr 3%
- .co.uk 1.9%
- .pl 1.8%
- .net 1.6%
- .it 1.4%
- Other 19.7%
The primary market segments for websites utilizing HAProxy include business, education and reference, and real estate.
- Business 14.4%
- Education/Reference 8%
- Real Estate 7.2%
- Online Shopping 6.4%
- Entertainment 6.4%
- Software/Hardware 6.1%
- Fashion/Beauty 5.8%
- Blogs/Wiki 3.9%
- Marketing/Merchandising 3.6%
- Other 38.2%
π΅οΈ Similar Technologies
These are some of the best HAProxy alternatives.
π Compare Alternatives
Compare HAProxy toβ¦
- π΅οΈ Similar load balancers
- β Market leaders
- π‘ More alternatives
- π All options
π¬ Frequently Asked Questions
Where is HAProxy from?
HAProxy is from Newton, Massachusetts, United States.
Does HAProxy offer a free plan?
Yes, there is a free version with limited functionality.
Which country uses HAProxy the most?
The majority of HAProxy users are from the United States.
Who uses HAProxy?
According to our data, HAProxy is used on over a thousand sites, including such established ones as soundcloud.com, stackoverflow.com, and uber.com.
How does HAProxy stack up against the competition?
HAProxy is a moderately popular load balancer, ranking ahead of 8 other load balancers we track.
π See Also
- β¨ Related technologies
ποΈ About This Data
- We evaluate the popularity of technologies based on the number of websites where we detect their usage.
- Technologies without a detectable web footprint, and those we do not track, are not reflected in the calculated market share.
- This report is based on the analysis of 3,816,780 websites.
- Statistics were last calculated on .
- For more details, see our methodology and disclaimer.