GitHub: 86
Stack Overflow: 94
Description: Spring is a layered Java/J2EE application platform, based on code published in Expert One-on-One J2EE Design and Development by Rod Johnson.
Language: Java
Framework Link: http://www.springsource.org/
GitHub Link: https://github.com/spring-projects/spring-framework
Stack Overflow Questions: http://stackoverflow.com/questions/tagged/spring