asdf/help.txt

MANAGE PLUGINS
  asdf plugin-add <name> [<git-url>]   Add a plugin from the plugin repo OR, add a Git repo 
                                       as a plugin by specifying the name and repo url
  asdf plugin-list                     List installed plugins
  asdf plugin-list --urls              List installed plugins with repository URLs
  asdf plugin-list-all                 List plugins registered on asdf-plugins repository with URLs
  asdf plugin-remove <name>            Remove plugin and package versions
  asdf plugin-update <name>            Update plugin
  asdf plugin-update --all             Update all plugins


MANAGE PACKAGES
  asdf install [<name> <version>]      Install a specific version of a package or,
                                       with no arguments, install all the package
                                       versions listed in the .tool-versions file
  asdf uninstall <name> <version>      Remove a specific version of a package
  asdf current                         Display current version set or being used for all packages
  asdf current <name>                  Display current version set or being used for package
  asdf where <name> [<version>]        Display install path for an installed or current version
  asdf which <command>                 Display the path to an executable
  asdf local <name> <version>          Set the package local version
  asdf global <name> <version>         Set the package global version
  asdf list <name>                     List installed versions of a package
  asdf list-all <name>                 List all versions of a package


UTILS
  asdf exec <command> [args..]         Executes the command shim for current version
  asdf env <command> [executable]      Prints or runs an executable under a command environment
  asdf reshim <name> <version>         Recreate shims for version of a package
  asdf shim-versions <command>         List on which plugins and versions is command available
  asdf update                          Update asdf to the latest stable release
  asdf update --head                   Update asdf to the latest on the master branch


"Late but latest"
-- Rajinikanth