Modules to Aid Debugging
Control and Monitoring Modules
Server Configuration Modules
Generic Content-Generation Modules
Application-Specific Content-Generation Modules
Toolkits and Frameworks for Content-Generation and Other Phases
Output Filters and Layering Modules
Core Apache Modules
Other Miscellaneous Modules
Many third-party modules have been written to extend mod_perl's core functionality. They may be distributed with the mod_perl source code, or they may be available from CPAN. In this chapter we will attempt to group these modules based on their functionality. Some modules will be discussed in depth, but others will be touched on only briefly.
Since most of these modules are continually evolving, the moment this book is published much of the information in it will be out of date. For this reason, you should refer to the modules' manpages when you start using them; that's where you will find the most up-to-date documentation.
We will consider modules in the following groups: