采用PHP开发的Http服务器：Nanoweb
Nanoweb是一个采用PHP开发的Http服务器。具有快速，健壮，轻量，安全，可扩展等特点。符合 HTTP/1.1规范，强大、易于配置，模块设计，支持FastCGI，CGI，SSI，支持按名称和端口配置虚拟主机，提供访问控制列表，支持 htpasswd、MySQL、PostgreSQL和LDAP验证，支持Filters和gzip等。
具体特性：
- HTTP/1.1 compliance
- Powerful and easy configuration
- Modular architecture
- FastCGI, CGI and Server side includes support
- Name and port based virtual hosts
- Access control lists
- htpasswd, MySQL, PostgreSQL and LDAP authentication support
- Themes for server generated content
- Apache compatible log format, MySQL logging
- Directory browsing
- inetd support and SSL via external helpers
- Denial of Service protection
- Proxy Server extension
- Filters and gzip support
- RBL support (mail-abuse.org)
- Extension Protocols (request methods) support