It's not enough to cover all of Spring, but it seems like a good course to skim through for the price.

minukbak

From the basics of the Spring Framework to practical usage! Become a developer who can be deployed and actively engaged in the field right away through thorough and comprehensive explanations and examples.

inflearn

인프런 10주년! 사랑주간 전체 할인

Java Spring Framework (renewed ver.) - Course for new programmers

입문

초급

중급이상

자바

Java

스프링

Spring

Introduction Overview

Spring Framework

Create a project

Dependent Object

Setup and Implementation

connection