Xref Aosp Jun 2026

alias aospxref='opengrok_search "$1"' alias aospdef='git grep -n "\b$1\b" -- "*.cpp" "*.h" "*.java"'

To the uninitiated, xref AOSP looks like a typo—a fragment of a forgotten terminal command, a half-remembered build instruction. But to those who live in the deep trenches of mobile development, it’s an invocation. It’s the first step in a digital archeological dig. Typing that into your browser’s address bar (or, more accurately, into the search box of cs.android.com ) is like whispering a password to a door that leads to the engine room of the modern world. xref aosp

Official Android Code Search: The primary web-based XRef tool provided by Google. Typing that into your browser’s address bar (or,

frameworks/base/services/core/java/com/android/server/usage and frameworks/base/core/java/android/app/usage xref aosp

: For newcomers to AOSP development, there might be a learning curve in understanding how to use xref effectively and interpreting its output.