Nextcloud
Nextcloud 是一款开源的文件同步与分享平台，允许用户在私人服务器上创建自己的云存储服务，替代类似 Google Drive 或 Dropbox 的云服务。
主要功能：
- 文件同步与共享
- 提供日历、通讯录等集成功能
- 支持扩展应用程序
- 高度安全性，支持加密和访问控制
Nextcloud is an open-source file synchronization and sharing platform that allows users to create their own cloud storage service on a private server, serving as an alternative to services like Google Drive or Dropbox.
Main Features:
- File synchronization and sharing
- Integrated calendar, contacts, and other features
- Support for extending with additional applications
- High security, with encryption and access control support