The boomerang API
— The basic beaconing object.
— Utility functions within the BOOMR object.
— The roundtrip plugin that measures page load time.
— The bandwidth plugin that measures connection bandwidth and latency.
— The DNS latency plugin that measures latency of the user's DNS.
— The IPv6 latency plugin that measures various IPv6 related metrics.
— A plugin that collects performance data from user agents that implement the W3C Navigation Timing specification.
The latest code and docs is available on