ansible-doc

Display information on modules installed in Ansible libraries. Display a terse listing of plugins and their short descriptions. More information: https://docs.ansible.com/ansible/latest/cli/ansible-doc.html.

• List available action plugins (modules):
  ansible-doc --list
• List available plugins of a specific type:
  ansible-doc --type {{become|cache|callback|cliconf|connection|...}} --list
• Show information about a specific action plugin (module):
  ansible-doc {{plugin_name}}
• Show information about a plugin with a specific type:
  ansible-doc --type {{become|cache|callback|cliconf|connection|...}} {{plugin_name}}
• Show the playbook snippet for action plugin (modules):
  ansible-doc --snippet {{plugin_name}}
• Show information about an action plugin (module) as JSON:
  ansible-doc --json {{plugin_name}}