benchmark

The jmh is a Java harness for building, running, and analysing nano/micro/macro benchmarks written in Java and other languages targeting the JVM.

A framework for writing performance micro-benchmarks using JUnit4 annotations.

scalameter

Caliper: Microbenchmarking Framework for Java

ContiPerf is an open source testing utility that enables the user to easily convert JUnit 4 test cases into performance tests.

JUnitPerf

Alfresco Benchmark Server

OptaPlanner solves planning problems. This lightweight, embeddable planning engine implements powerful and scalable algorithms to optimize business resource scheduling and planning. This module contains the benchmarker toolkit.

Japex Core

Speed4j is a basic performance analysis library for Java which allows you to insert stopwatches into your codebase and turn them on or off as you need.