Syncdocs!

Files on Yandex.Disk won't get lost if your phone or computer breaks. You'll have enough storage space for your most precious photos and important documents.

Insync is a Google Drive sync and backup client with multiple account support.

CarotDAV is a Simple WebDAV / FTP / SkyDrive / DropBox / GoogleDrive / Box / SugarSync client for Windows OS, available free of charge. It is also able to read GoogleDocs or IMAP.

Sync & share your files easily & securely with 256 bit AES end-to-end encryption, using the award-winning TeamDrive utilizing cloud storage or your own server!

DropboxPortableAHK is a portable version of the Dropbox client using AutoHotKey.

Google Drive plugin for Total Commander , can be used to manage files on multiple Google Drive accounts simultaneously. Single sign-on is required for each Google Drive account, after which you can access files as if it is a local drives.

LaciCloud is a free, open source FTP-based cloud storage. It is compatible with every device and always under developement.

Archy is an application that revolutionizes the experience with Google Drive. The cloud is back in your hands! Share, edit and preview your files like never before!

overGrive is a complete Google Drive desktop client solution for Linux - Auto Sync Google Drive to your computer- Auto Sync Local Files to Google Drive - Select Google Drive Folder - Select Google Drive Folders to Sync - Convert Google Docs to Office File Formats for offline editing - Convert Office Files back to Google Docs formats - Sync Multiple Accounts

CubeBox is an enterprise e-Archive and Document Management System. It has the ability to search for unique content. You can search the contents without opening the files. At this point you gain speed and save time. It also offers the option to sync with Dropbox and Google Drive.

GDocsDrive is a powerful desktop client tool for Google Docs, which makes Google Docs truly become a Google Drive (GDrive) on your desktop by enabling you to upload your files and folders with just a single drag and drop. With GDocsDrive, you can transfer thousands of files or folders to Google Docs in the background without keep any windows or webpages open. As a desktop app, GDocsDrive can let you do almost anything you can do with Google Docs, from the comfort of your desktop.

KumoSync is a Windows application used to synchronize local windows and files/folders with Google Documents. You can sync ANY document/file format.

The simple way of quickly archiving directories directly to Google Drive or Microsoft OneDrive on a fixed schedule from any Windows computer.