Learn about the AEM Dispatcher in perspective of developer, why it exists, and how it works as both a caching and security layer.
Engineering notes and practical guides
Blog
Field notes on AEM, Java, web development, performance, tooling, and the little fixes that save future-you an afternoon.
58
Articles
57
Topics
4
Featured
Featured article
Oak Index Studio: a free tool for generating AEM Oak Lucene indexes from your queryOakUtils used to be the go-to tool for generating Oak Lucene indexes from AEM queries. It's gone now, so I built Oak Index Studio to replace it with reasoning attached to every attribute, not just JSON.
Read featuredBrowse the archive
Latest Articles
A detailed walkthrough of the dispatcher.any configuration — explaining its key sections like /cache, /filter, /renders, and /farm. Learn how to read, structure, and maintain it properly.
A detailed walkthrough of the Dispatcher `/filter` Rules
A detailed walkthrough of the Dispatcher `/cache` Rules
Understand how AEM keeps cache fresh using the .stat file mechanism. Learn when and how Dispatcher marks content as stale, what /statfileslevel does, and how asset updates trigger invalidation.