Java open source project address

1. Apache Open Source Software List

               http://www.oschina.net/project/apache

2. Java Open Source Apache Project

              http://www.open-open.com/56.htm

3. Alibaba's Open Source Software List

              http://www.oschina.net/project/alibaba

4. Baidu's open source software list

http://www.oschina.net/project/baidu

5. Tencent's open source software list

http://www.oschina.net/project/tencent

6. List of Huawei's open source software

http://www.oschina.net/project/huawei

7. Java Class Library

http://www.importnew.com/23858.html

Remarks: Company Open Source Navigation Page

https://www.oschina.net/company