Docker images with GBDK Building Docker images Building Docker image based on Ubuntu docker build -t gstolarz/gbdk -t gstolarz/gbdk:2.96a \ --build-arg GBDK_VERSION=2.96a . Building Docker image based on Alpine docker build -t gstolarz/gbdk:alpine -t gstolarz/gbdk:2.96a-alpine \ --build-arg GBDK_VERSION=2.96a -f Dockerfile-alpine .