GoodSync

vs

Icedrive

Syncthing is a free and open-source continuous file synchronisation software that utilise peer-to-peer technology. The software allows users to send files between two or more computers in real time, safely protected from prying eyes. Syncthing is available for Windows, Mac, Linux, Android, Solaris, and BSD.

odrive is a unified cloud storage solution that allow you to sync unlimited storage securely and efficiently to a folder on your desktop. With odrive, you can sync, share and backup your files securely. odrive integrates with thrid-party solutions like Amazon Drive, Dropbox, Google Drive, OneDrive, Box, S3, WebDAV, FTP, and more.

Duplicati is a free, open source, backup client that securely stores encrypted, incremental, compressed backups on cloud storage services and remote file servers. The software was designed from the ground up to handle online backups of data with high efficiency. The software integrates with Amazon S3, Backblaze (B2), Box, Dropbox, FTP, Google Cloud and Drive, HubiC, MEGA, Microsoft Azure and OneDrive, Rackspace Cloud Files, OpenStack Storage (Swift), Sia, Tardigrade, SSH (SFTP), WebDAV, Tencent Cloud Object Storage (COS).

With Nextcloud, users can host their own secure cloud solution for file storage, collaboration and communication for enterprise or personal purposes. Nextcloud gives you full control over your own data and where and how you host it. The software can be hosted on-premise or on any VPS or cloud instance provided by third-party web hosts. If you value privacy and security, Nextcloud might be the right choice for you. Nextcloud is both free and open source and developed in an open, transparent and trustworthy manner.

Resilio Sync is a proprietary peer-to-peer file and folder syncing solution for homes and businesses. The software can be used for sharing files or syncing and transferring enterprise data securley. The peer-to-peer protocol can be accessed with clients available for Android, Amazon Kindle Fire, BSD, iOS, macOS, Linux, Windows and Windows Phone.

With ownCloud, organizations can collaborate and be more production on their own secure enterprise file sharing (EFSS) platform. The ownCloud platform is self-hosted and allow for secure file sharing within an organization. The platform can be hosted on premise or on a cloud instance, controlled by the organization. The software is written in PHP and Javascript and is fully open source, released under the AGPLv3 license. ownCloud can run on most server hardware and operating systems, and the client for accessing ownCloud is available for Android, iOS, macOS, Linux and Windows.