###前端开发者的后端服务工具(又称 BASS: Back-end as a service)

数据/后端服务管理:

• Firebase [free to $]
• Parse [free to $]
• kinvey [free to $]
• Back& [free to $]
• Pusher

用户服务管理:

• UserApp [free to $]
• hull [$]
• auth0 [$]