Syncthing - Syncthing replaces proprietary sync and cloud services with something open, trustworthy and...
Dropbox - Online Sync and File Sharing
OwnDrive - OwnDrive is a web-based storage platform allowing the professionals, enterprises, and individuals to easily upload, store, backup, share and collaborate on their files and data with others.
Google Drive - Access and sync your files anywhere
Filebase - Filebase is a software that provides file storage management by offering the unique approach to object storage, compatible with SIA, STORJ, and Skynet, having decentralized storage networks with underlying storage layers.
Nextcloud - With Nextcloud enterprises host their own secure cloud solution for storage, collaboration & communication from any device, anywhere.