What Is Apache?

Apache is freely available and open source Web server software. It is available for many platforms including most flavors of UNIX, including FreeBSD, MacOS X, OS/2, and more recently, Windows. Apache is the most popular Web server software in the world. According to a Netcraft survey, approximately 64% of the world's Web sites are running Apache.

Get Sams Teach Yourself FreeBSD® in 24 Hours now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.