List all registered variables inside a Laravel view

Use the dd helper:

{{ dd(get_defined_vars()) }}

Read more: https://laravel.com/docs/5.4/helpers#method-dd

Update (thx, @JoeCoder): you can further cutdown on the "useless" variables by doing:

{{ dd(get_defined_vars()['__data']) }}

Kind of the same, but a bit tidier :

{{ dd($__data) }}