Firefox Health Report (Obsolete)¶
Firefox Health Report (FHR) is obsolete and no longer ships with Firefox. This documentation will live here for a few more cycles.
Firefox Health Report is a background service that collects application
metrics and periodically submits them to a central server. The core
parts of the service are implemented in this directory. However, the
actual XPCOM service is implemented in the
The core types can actually be instantiated multiple times and used to power multiple data submission services within a single Gecko application. In other words, everything in this directory is effectively a reusable library. However, the terminology and some of the features are very specific to what the Firefox Health Report feature requires.
Legal and Privacy Concerns¶
Because Firefox Health Report collects and submits data to remote servers and is an opt-out feature, there are legal and privacy concerns over what data may be collected and submitted. Additions or changes to submitted data should be signed off by responsible parties.