---
title: Action Messages
framework: appkit
role: collectionGroup
role_heading: API Collection
path: appkit/action-messages
---

# Action Messages

Implement action messages in your first responders to handle common tasks.

## Topics

### Help

- [showContextHelp(_:)](appkit/nsresponder/showcontexthelp(_:).md)

## See Also

### Responding to Action Messages

- [supplementalTarget(forAction:sender:)](appkit/nsresponder/supplementaltarget(foraction:sender:).md)
- [NSStandardKeyBindingResponding](appkit/nsstandardkeybindingresponding.md)