Based on our record, Ubiquiti Network Management System should be more popular than openHAB. It has been mentiond 2 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
UniFi Network Application v5.8.x (or newer), available at: https://ui.com/download/unifi. Source: about 1 year ago
FWIW: You can run the network application on a linux/macOS/windows machine as well. Free download at https://ui.com/download/unifi (scroll down to "software"). Source: over 1 year ago
You can start on a general home automation like openhab.org. Source: almost 2 years ago
Cisco DNA Center - Find and resolve network issues with Cisco DNA Center. Provides software-based network automation and assurance. Control and manage intent-based networks.
Home-Assistant.io - Home Assistant is an open-source home automation platform running on Python 3.
Nmap - Nmap Free Security Scanner, Port Scanner, & Network Exploration Tool. Download open source software for Linux, Windows, UNIX, FreeBSD, etc.
ioBroker - flexible and modular application for the IoT and Smarthome
Cisco Network Assistant - Cisco Network Assistant simplifies wired and wireless network management, and provides critical product information using Cisco Active Advisor.
Google Home - Set up, manage, and control your Chromecast, Chromecast Audio and Google Home devices.