Web Server Operating System Market Share
This interactive visualization shows the market share of operating systems used on web servers worldwide as of December 2025.
Overview
Unix/Linux dominates the web server market with approximately 90% of all websites running on Unix-based operating systems. This includes various Linux distributions such as Ubuntu, Debian, CentOS, and other Unix-like systems. Windows servers account for the remaining share at approximately 10%.
Features
Interactive Elements
- Tab Navigation: Switch between three different views of the data
- Pie Chart: Visual representation of proportional market share
- Bar Chart: Vertical comparison showing the magnitude difference
- Data Table: Precise percentages in tabular format
- Hover Tooltips: Detailed information on hover
Why Linux Dominates Web Servers
Several factors contribute to Linux's dominance in web hosting:
- Cost: Linux is free and open source
- Stability: Linux servers can run for years without rebooting
- Security: Frequent updates and strong security model
- Performance: Efficient resource usage
- Flexibility: Highly customizable for specific needs