Nextcloud Documentation
https://docs.nextcloud.comNextcloud is an open source, self-hosted file share and communication platform. Access & sync your files, contacts, calendars & communicate and collaborate across your devices. You decide what happens with your data, where it is and who can access it!
Develop for Nextcloud – Nextcloud
https://nextcloud.com/developerThere are between 200.000 and 300.000 Nextcloud servers on the web with tens of millions of users between them. A big audience exists for functionality which extends the most popular self-hosted productivity platform. The most downloaded apps on our app store are installed on over 100.000 servers and have millions of users!
Develop for Nextcloud – Nextcloud
https://nextcloud.com/de/developerDevelop for Nextcloud! Write a new app, extend Nextcloud or integrate other software. Entwickeln für Nextcloud Schreiben Sie neue Anwendungen, erweitern Sie Nextcloud oder integrieren Sie andere Software. Erstellen Sie eine neue Anwendung. Schreiben Sie neue Anwendungen auf der Nextcloud-Plattform.