FREE shopping cart and open source eCommerce platform - Start selling on... 34

http://www.oscommerce.com/

openGPS位置服务 31

http://opengps.cn/

Free Online Translator - Preserves your document's layout PDF, Word, Excel, PowerPoint, OpenOffice, text 30

https://www.onlinedoctranslator.com/

学科网开放平台-提供智慧校园等行业解决方案及open API服务 28

https://open.xkw.com/

OpenStack Docs: Yoga 22

https://docs.openstack.org/

openSUSE Wiki 18

https://en.opensuse.org/

phpBB • Free and Open Source Forum Software 15

https://www.phpbb.com/

OpenStreetMap 15

http://openstreetmap.org/

Red Hat - We make open source technologies for the enterprise 14

https://www.redhat.com/

腾讯开放平台 OPEN.QQ.COM 13

http://wiki.open.qq.com/

OpenHarmony技术社区-51CTO.COM 13

https://ost.51cto.com/

Enterprise Open Source and Linux | Ubuntu 12

https://ubuntu.com/

openSUSE Wiki 11

http://zh.opensuse.org/