Download jmeter source and binaries: http://archive.apache.org/dist/jakarta/jmeter/binaries/jakarta-jmeter-2.3.4.zip http://archive.apache.org/dist/jakarta/jmeter/source/jakarta-jmeter-2.3.4_src.zip Unpack jmeter source file, and rename eclipse.classpath into .classpath. Add a .project file to the same directory: <?xml version="1.0" encoding="UTF-8"?> <projectDescription> <name>jakarta-jmeter-2.3.4</name> <comment></comment> <projects> </projects> <buildSpec> <buildCommand> <name>org.eclipse.jdt.core.javabuilder</name> <arguments> </arguments> </buildCommand> </buildSpec> <natures> <nature>org.eclipse.jdt.core.javanature</nature> </natures> </projectDescription> Now import the source code as eclipse project. Add all libs of binary distribution (lib/*.jar) to the new project's lib dir....