🆚 mod_deflate vs. mod_qos

📈 mod_qos is much more popular than mod_deflate.
🌎 mod_qos is more popular in Spain, the Czech Republic, and the United States.
🌍 mod_deflate is more popular in Russia, Bulgaria, and Ukraine.

Statistics based on 3.6M+ analyzed websites. About this data

mod_deflate

mod_qos

Type

Web server module

About

mod_qos is a quality of service (QoS) module for the Apache web server that implements configurable control mechanisms to prioritize and manage HTTP requests to preserve server resources under load.

It offers limits on concurrent requests per URL or IP, per-second request rate caps, VIP user rules, and request blocking, delay, throttling, and connection dropping to avoid overload and mitigate traffic spikes.

Website

httpd.apache.org

mod-qos.sourceforge.net

Pricing

Free ✔️ Open source

Popularity

Determined by the number of sites using each technology.

The mod_qos web server module is 9 times more popular than mod_deflate.

Total websites

Market share

Web Server Modules

Popularity by country

Determined by the number of sites detected from each country.

mod_qos is more popular in Spain, the Czech Republic, and the United States, while mod_deflate is more popular in Russia, Bulgaria, and Ukraine.

Spain

Czech Republic

United States

Germany

Switzerland

Italy

Russia

Bulgaria

Netherlands

Romania

Popularity by domain category

Determined by the number of sites in each category.

mod_qos is more popular among sites focused on business, software and hardware, and marketing and merchandising, while mod_deflate is more commonly used on Internet services sites.

Business

Software/Hardware

Marketing/Merchandising

Education/Reference

Technical Information

Internet Services

Blogs/Wiki

Portal Sites

Government/Military

Health

Top sites

Top-ranked sites that use these technologies.

Name

Rank

#203,322

#229,793

#493,910

#561,998

#595,643

Name

Rank

#29,031

#49,165

#59,030

#59,729

#62,214