A free mod for Fallout 4, by Socharis.
Recruitable Settlers is a mod that brings 50+ NPCs from several different locations to your game. These can be found in various cities such as the Commonwealth, Nuka-World, and Far Harbor.
There are many types of these NPCs. Some of them are just like the regular NPCs that you find in the game, while others offer various bonuses. Some of them even provide services for your settlements. For example, a certain type of NPC can help your settlements increase their population, while others can help you with various quests. There are even some NPCs that can help you in combat.
This mod can be downloaded directly from the Internet. It is compatible with the current version of the game. You will need to make sure that you have the latest version of the game and that you are using the latest version of this mod.