This is the gold standard and the official tool provided by Google. It is completely free and arguably the most powerful.
You download the AOSP source locally, point OpenGrok at it, and it generates a searchable web interface.
AOSP is not just a repository; it’s a sprawling ecosystem of C++, Java, Rust, and XML. Using a standard text search like grep on your local machine is slow and lacks "intelligence." A dedicated Xref tool provides: xref aosp free
Should we look into how to set up a for your private AOSP builds, or
Use file:path/to/folder to narrow down results to specific modules like frameworks/base . This is the gold standard and the official
Mastering AOSP Navigation: Is There a Truly Free Xref? For developers diving into the massive ocean that is the , finding a specific function or tracking a variable across millions of lines of code is a Herculean task. This is where a cross-referencer (xref) becomes indispensable.
May lag behind the latest official releases by a few days compared to ://android.com . 3. Self-Hosted OpenGrok (The DIY Free Path) AOSP is not just a repository; it’s a
A popular alternative that often provides a slightly different UI experience.
OpenGrok is an open-source search and cross-reference engine.