1) 자바 java20
https://www.oracle.com/java/technologies/downloads/#jdk20-windows
Download the Latest Java LTS Free
Subscribe to Java SE and get the most comprehensive Java support available, with 24/7 global access to the experts.
www.oracle.com
tomcat 9버전
https://tomcat.apache.org/download-90.cgi
Apache Tomcat® - Apache Tomcat 9 Software Downloads
Welcome to the Apache Tomcat® 9.x software download page. This page provides download links for obtaining the latest version of Tomcat 9.0.x software, as well as links to the archives of older releases. Unsure which version you need? Specification version
tomcat.apache.org
3) 이클립스 또는 STS 설치
이클립스 다운로드 사이트:
https://www.eclipse.org/downloads/
Eclipse Downloads | The Eclipse Foundation
The Eclipse Foundation - home to a global community, the Eclipse IDE, Jakarta EE and over 415 open source projects, including runtimes, tools and frameworks.
www.eclipse.org
STS 다운로드 사이트:
mySQL 설치:
https://downloads.mysql.com/archives/installer/
