Nextcloud is an industry-leading, on-premises content collaboration platform. It offers capabilities for file sync and share, server communication, and more. It is fully open source and you can host it yourself or pay a company to do it for you. Check out these useful resources:

Nextcloud login screen

Nextcloud Hub is a fully on-premises solution, providing the benefits of online collaboration without the compliance and security risks. It allows you to share and collaborate on documents, send and receive email, manage your calendar, and have video chats.

Nextcloud Hub

Nextcloud AIO (All In One) offers easy deployment and maintenance with most features included in this one Nextcloud instance.

Nextcloud Desktop Client helps to synchronize files from Nextcloud Server with your computer.

Nextcloud Deck is a kanban style organization tool for personal planning and project organization integrated with Nextcloud.

Nextcloud Files ensures that your employees have easy access to their files, photos, and documents, enabling them to share and collaborate with team members, customers, and partners.

Nextcloud Talk protects your communication better than other team collaboration platforms by keeping your data and even metadata on your servers.

Nextcloud Home lets you store your documents, calendar, contacts, and photos on a server at home, or at one of the Nextcloud providers or a trusted data center.

Nextcloud Enterprise provides professional organizations with software optimized and tested for mission-critical environments.

Nextcloud Outlook Integration automatically uploads files to replace large attachments and integrates Calendars and Contacts in Microsoft Outlook.

Collabora Online in Nextcloud is a powerful LibreOffice-based online office suite with collaborative editing that works in all modern browsers.

ONLYOFFICE integration in Nextcloud enables your users to collaborate on office documents with team members in real time.

Nextcloud VM(virtual machine appliance) offers a carefully crafted family of scripts, which guide you through the installation of a Nextcloud instance for Home/SME Server and scripts for Raspberry Pi 4. It is community developed and maintained.

LibreSign is a Libre digital signature app for Nextcloud.