There are 2 main commands that will create and delete releases:
werf convergecommand creates a new release version for your project;
werf dismisscommand removes all release versions existing for your project.
werf also provides low-level helm commands to manage releases:
werf helm list -Acommand lists all releases of all namespaces available in the cluster;
werf helm get all RELEASEcommand to get release manifests, hooks or values recorded into the release;
werf helm status RELEASEcommand to get status of the latest version of the specified release;
werf helm history RELEASEcommand to get list of recorded versions for the specified release.