Improve the real or perceived speed of the site, or monitor performance metrics.

Varnish

This module provides integration between your Drupal site and Varnish cache, an advanced and very fast reverse-proxy system.

Site Splitter

This module is for experienced users only. It requires manual configuration of settings.php and maybe also the database and the ability to set up and user subdomains

Cache

Yet another caching system for Drupal with support of memcache, APC, database, file, redis, XCache engines.

More information:

18 Aug 2009 New Drupal "cache" module started.

CouchDB Integration

The CouchDB module provides API access to any Couch Database. The API exposes a majority of the Database, Document, Design and Views API. The CouchDB module when enabled does not do anything.

Middleware

Middleware is used to establish XML-RPC based nearly realtime data exchange among any number of Drupal sites and external systems.

Image optimize (OptiPNG)

Provides API to optimize PNG images using OptiPNG.

Pages

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