This Laravel package provides a base migration for you to extend to easily create all your foreign keys. If you ever ran into the problem where you had to reorganize all your migrations due to failing foreign key constraints, this is the package for
Country List is a package for Laravel 4 which lists all countries with names and ISO 3166-1 codes in all languages and data formats.
One of the best ways to learn Laravel is looking at the source code of good built apps. Here is a list of premium scripts that you can get to learn, or use them for your production sites.
A nice Laravel package that helps you to build a flexible RESTful API for your apps.