cleanstart/jdk repository overview

Verified JDK Container Image

A hardened, minimal JDK container image built from source with verifiable software provenance and an SBOM, designed for secure production deployments.

For additional versions including FIPS support, explore CleanStart Images — secure, hardened container images⁠

Pull Latest Image Download the container image from the registry

docker pull cleanstart/jdk:latest
docker pull cleanstart/jdk:latest-dev

Basic Run Run the container with basic configuration

docker run -it --name jdk-test cleanstart/jdk:latest-dev

Production Deployment Deploy with production security settings

docker run -d --name jdk-prod \
  --read-only \
  --security-opt=no-new-privileges \
  --user 1000:1000 \
  cleanstart/jdk:latest

Small Project to run for volume mount

cat > jdk-test/HelloWorld.java << 'EOF'
public class HelloWorld {
    public static void main(String[] args) {
        System.out.println("Hello from JDK Container!");
        System.out.println("Java version: " + System.getProperty("java.version"));
        System.out.println("Java vendor: " + System.getProperty("java.vendor"));
    }
}
EOF

Volume Mount Mount local directory for persistent data

docker run --rm -v $(pwd):/app -w /app cleanstart/jdk:latest $(which javac) jdk-test/HelloWorld.java

Why Use CleanStart Images⁠

• Verified — Built from source with verifiable software provenance
• Hardened — Minimal software footprint designed for secure deployment
• Transparent — SBOM available for visibility into image contents
• Production-ready — Built for modern container environments