RandomizedTesting:

Maven dependency

Randomized Runner Maven dependencies

JUnit RandomizedRunner only:

<dependency>
    <groupId>com.carrotsearch.randomizedtesting</groupId>
    <artifactId>randomizedtesting-runner</artifactId>
    <version>1.5.0</version>
</dependency>

Maven JUnit4 plugin:

<dependency>
    <groupId>com.carrotsearch.randomizedtesting</groupId>
    <artifactId>junit4-maven-plugin</artifactId>
    <version>1.5.0</version>
</dependency>

Stable releases are pushed to Maven Central. Snapshot and release versions are available from SonaType's public Maven repositories:

<repositories>
    <repository>
        <id>sonatype-nexus-public</id>
        <name>SonaType public snapshots and releases repository</name>
        <url>https://oss.sonatype.org/content/groups/public</url>
        <releases> 
            <!-- set to true if you wish to fetch releases from this repo too. -->
            <enabled>false</enabled>
        </releases> 
        <snapshots>
            <enabled>true</enabled>
        </snapshots>
    </repository>
</repositories>