Air Explorer - Air Explorer is a software to manage all your multiple cloud drives (like Dropbox, Onedrive, Google Drive, Mega, Mediafire, Box, Hidrive, Yandex, Baidu,...) as well as WebDav and FTP connections.
eyeOS - eyeOS is a web desktop following the cloud computing concept that seeks to enable collaboration and communication among users.
ExpanDrive - ExpanDrive is a fast network drive and browser for cloud storage.
CloudMe - Key Features: - Access to all your files and folders in CloudMe. - From 3GB (free) to 500 GB (paid) of file storage, accessible directly in your device. - View photos, videos, and documents wherever you are.
Koofr - Koofr offers safe EU based cloud storage with free storage space for life and options to connect multiple cloud accounts (Dropbox, Google Drive, OneDrive) and your personal storages.
ZeroPC Cloud Navigator - Connect your personal cloud & securely access all your documents, photos, music and videos from many services all under one virtual roof.