Nextcloud is a server-side PHP application along with an ecosystem of client and server apps allowing users to synchronize, and share and collaborate on files, and contacts, and calendars and other data and can be installed on a private server. The code is free and open source, developed by the Nextcloud GmbH and the Nextcloud community.
QOwnNotes is a plain-text file notepad and todo-list manager with Markdown support and Nextcloud / ownCloud integration
bridge between mattermost, IRC, gitter, xmpp, slack, discord, telegram, rocketchat, twitch, ssh-chat, zulip, whatsapp, keybase, matrix, microsoft teams, nextcloud, mumble, vk and more with REST API (mattermost not required!)
Joplin - the secure note taking and to-do app with synchronisation capabilities for Windows, macOS, Linux, Android and iOS
The app which enables the users to edit office documents from Nextcloud using ONLYOFFICE Document Server, allows multiple users to collaborate in real time and to save back those changes to Nextcloud
Feed reader (and podcast player) which supports RSS/ATOM/JSON and many web-based feed services
ocDownloader - AGPL-licensed multi-protocol download manager for Nextcloud using ARIA2, youtube-dl and Curl (supports Youtube, BitTorrent, HTTP, FTP)
Nextcloud server on EC2 with S3 primary object storage and AWS Backup data protection, with option to mount existing S3 bucket
A FastAPI service for integrating chatbots with Nextcloud, providing webhook support for real-time interactions
Lehrmaterialien zum Kurs "Die eigene Nextcloud mit dem Raspberry Pi: Self-hosted Data Management"
Generates thematic playlists like Spotify's Daily Mix from a Subsonic API (Nextcloud Music)
Guides à destination des utilisateurs de Nextcloud, en français et sous Licence Creative Commons - CC BY NC SA
This nextcloud app provid a basic zaak afhandel component for dutch governemental institutions