Let's take a look at the open source systems used by these three websites. thank you!

Let's take a look at the open source systems used by these three websites. thank you! Www.oschina.netprojecttag5enterprise-appwww.php-open.com4.htm www. oschina. comp67 ------ solution -------------------- 1st seems to be using struts do you help to see what the three websites use open source system, thank you!
Http://www.oschina.net/project/tag/5/enterprise-app


Http://www.php-open.com/4.htm


Http://www.oschina.com/p/67/

------ Solution --------------------
The first one seems to be made using struts, so it is unclear whether it is 1 or 2.
2nd are implemented using ASP
3rd are made using PHP
My personal opinion is as follows:
------ Solution --------------------
First, I used Java structs. I asked the OS-china sweet potato webmaster, and he only had one single server, and the speed was very fast.