Essential Modules in Apache
From the Apache cheat sheet · Modules & Performance · verified Jul 2026
Essential Modules
Common Apache modules and their usage
bash
# Enable modules (Debian/Ubuntu)
sudo a2enmod rewrite
sudo a2enmod ssl
sudo a2enmod headers
sudo a2enmod deflate
# List loaded modules
apache2 -M
# Module configuration
LoadModule rewrite_module modules/mod_rewrite.so
LoadModule ssl_module modules/mod_ssl.so🔧 Apache has 100+ available modules
📦 Enable only needed modules for performance
⚡ mod_deflate saves bandwidth
🔒 mod_security adds WAF capabilities