Some additional repos to consider:
laravel-currencies — database migration and seed file for the list of currencies in the world
Laravel-Seedy — Lazy way to seed your database.
laravel_seeder — Generate database seed file for laravel
check-and-seed — A Laravel 5.x library that allows a database seeder to check for the existance of a record before seeding it.
seed-generator — for generating Laravel 5.5 database seeds - adapt .env file settings!
laravel-table-dictionary — Use current database table contents as seed for larger data sets.
jeroenzwart/laravel-csv-seeder v1.1 — Seed your database with Laravel using CSV files
Once a week...... I send out a list of most interesting Laravel libraries and apps.
Want to get it?