Top Alternatives to NetDrive

Transmit is an FTP client for OS X. Developed by Panic, Transmit is shareware.

FileCloud is a file sharing, backup, and remote management solution.

Koofr offers safe EU based cloud storage with 2 GB free cloud storage space for life and options to connect multiple cloud accounts.

Storage Made Easy provides a hybrid Cloud File Server Enterprise File Share and Sync Solution.

RaiDrive is a cloud file manager that supports Google Drive, Box, etc

MultCloud is a multiple cloud services management web application.

odrive is a Universal sync client to unify, sync, share, and encrypt all your files in Amazon Cloud Drive, Dropbox, Google Drive, OneDrive, Box, S3, WebDAV, FTP, etc.

ExpanDrive is a distributed file system client for Mac OS X and Microsoft Windows that facilitates mapping of local volume to many different types of Cloud Storage.

Air Explorer is a software to manage all your multiple cloud drives (like Dropbox, Onedrive, Google Drive, Mega, Mediafire, Box, Hidrive, Yandex, Baidu, etc.

CloudMounter is a reliable system utility that allows mounting different cloud storages and web servers to your Mac as local disks.

WebDrive is a drive mapping utility that uses open FTP, FTPS, SFTP, and WebDAV protocols, Mapping a Network Drive to a WebDAV Directory Using WebDrive to access remote file servers, and Amazon S3, WebDrive, Google Drive, Dropbox.

ZeroPC Cloud Navigator is a cross platform data aggregator for tablets.

SFTP Net Drive helps you map remote drives as local drives.