PhpBench is a benchmarking framework for PHP.

Features:

• Generate reports and render them to different mediums (Console, HTML, Markdown, etc).
• Benchmarks executed in a separate process, no effective overhead, no autoloader polution.
• Control stability of results with multiple iterations and retry threshold.
• Memory usage statistics in addition to time.
• Parameterized benchmarking cases.
• Per-project configuration.
• Serialize results as XML and generate reports later.
• Before and After method / class specification.
• Pause (recover) between iterations
• Nice command line interface.
• Fully extendable.
• Utilizes Tabular for creating custom reports.
• More..

See the official documentation

Default output:

Aggregate report with "dots" logger:

HTML report:

This library was influenced by the athletic benchmarking framework.