Free [hot]: Xref Aosp

Before android.com became dominant, tools like LXR were popular. Several community-hosted LXR instances exist for older AOSP versions. Older AOSP versions or specific tailored views.

[1] Android Open Source Project. (2024). Source code manifest . https://source.android.com/docs/setup/download

And for one more night, the code was its own master again. xref aosp free

Don't search blindly. Know which part of the tree you are looking in: frameworks/ : Java/Kotlin code for the Android framework. system/ : Core system services (C++). hardware/ : HAL implementations (C++). packages/ : Apps and providers. 2. Use Specific Search Operators on android.com

While not traditional XRef tools, platform-native search on official mirrors (like the LineageOS GitHub organization or the main AOSP mirrors) offers a basic layer of cross-referencing through GitHub’s native code navigation features. Before android

This is where the open-source ecosystem saves the day. is not a myth; it is a combination of the right tools and workflows.

UI looks dated; independent servers may occasionally experience downtime or lag behind the absolute newest Android bleeding-edge commits. 3. GitHub and GitLab Mirrors [1] Android Open Source Project

| Tool | AOSP Support? | Free? | Symbol Resolution | Call Graphs | |------|---------------|-------|------------------|-------------| | OpenGrok (Oracle) | Partial | Yes | Limited for mixed-language | No | | SourceInsight | No | No (Commercial) | Good | Yes | | LXR (Linux Cross-Reference) | Legacy only | Yes | Poor for C++/Java | No | | Google’s internal CodeSearch | Yes (full) | No | Excellent | Yes | | AOSP official (cs.android.com) | Partial | Yes | Basic | No |