What are common `whoami` alternatives?

Common alternatives to the whoami command in Linux include:

id: This command provides more detailed information about the current user, including user ID (UID), group ID (GID), and group memberships.
```
id
```
who: This command shows who is currently logged into the system, along with their terminal and login time.
```
who
```
users: This command displays a list of usernames currently logged into the system.
```
users
```
getent passwd $USER: This command retrieves detailed information about the current user from the system's user database.
```
getent passwd $USER
```

These commands can provide additional context and information about user sessions and identities in a Linux environment. If you have more questions, feel free to ask!