Can Collabora Online be used with Nextcloud for Document Editing?

[GG_jr (Gabriel GHEORGHIU)]

@Webtop and Collabora WebTop

As a workaround you may connect Nextcloud with Webtop and use Nextcloud/Collabora to edit documents. WebTop 5 — NethServer 7 Final

Yes, in this way.
And WebTop - Nextcloud w/o 2FA for Nextcloud.