Apache Module mod_unique_id Description: Provides an environment variable with a unique identifier for each request Status: Extension

Apache Module mod_expires Description: Generation of Expires and Cache-Control HTTP headers according to user-specified criteria

Apache Module mod_dialup Description: Send static content at a bandwidth rate limit, defined by the various old modem standards Status:

Apache Module mod_lbmethod_bybusyness Description: Pending Request Counting load balancer scheduler algorithm for

Apache Module mod_ident Description: RFC 1413 ident lookups Status: Extension ModuleIdentifier: ident_module

Apache Module mod_authn_socache Description: Manages a cache of authentication credentials to relieve the load on backends Status:

Apache Module mod_setenvif Description: Allows the setting of environment variables based on characteristics of the request Status:

Apache Module mod_dumpio Description: Dumps all I/O to error log as desired. Status: Extension ModuleIdentifier:

Apache Module mod_authn_core Description: Core Authentication Status: Base ModuleIdentifier: authn_core_module

Apache MPM event Description: A variant of the worker