• Smarty Cache
• Link Cache
• Cache External Images
• Wiki Cache (for anonymous visitors, to avoid parsing page again & again)
• Data cache
  • Memcached when configured,
  • or defaults to filesystem cache
• Opcode/Bytecode cache can be used (in preferred order). Also see: Ohloh
  1. APC
  2. XCache
  3. eAccelerator
• MySQL also caches queries to improve performance

Clear cache

Tiki cache

Browser cache