Airport Utility Alternatives

An advanced network analyzer that accurately visualizes Wi-Fi environments, provides signal strength timelines, supports 802.11ac networks, lists conflicting access points, and recommends channels, all while being accessible with just a dual-band .11n adapter.

NetSpot is a simple and accessible wireless survey tool, which allows collecting, visualizing and analyzing Wi-Fi data.

Optimize your WiFi network using WiFi Analyzer by examining surrounding WiFi networks, measuring their signal strength as well as identifying crowded channels.

With Homedale you can search for Wi-Fi / WLAN Access Points and monitor their signal strength. Use the detected access points with Google Geolocation and Mozilla Location Service to locate yourself.

Vistumbler is a wireless network scanner and mapping utility designed for Windows Vista and above

NetStumbler is a tool for Windows that allows you to detect Wireless Local Area Networks (WLANs) using 802.11b, 802.11a and 802.11g. It has many uses:Verify that your network is set up the way you intended, find locations with poor coverage in your WLAN, detect other networks...

Kismet is an 802.11 layer2 wireless network detector, sniffer, and intrusion detection system. Kismet will work with any wireless card which supports raw monitoring (rfmon) mode, and (with appropriate hardware) can sniff 802.11b, 802.11a, 802.11g, and 802.11n traffic.

Acrylic WiFi Free v2.2 for Windows is an advanced Wi-Fi scanner that is able to gather real-time WLAN information and perform network analysis.

NetworkMiner is a Network Forensic Analysis Tool (NFAT) for Windows. NetworkMiner can parse PCAP files and regenerate/reassemble transmitted files and certificates from PCAP files with HTTP, FTP, SMB, SMB2, TFTP and several other protocols.

netsniff-ng is a free, performant Linux networking toolkit. The gain of performance is reached by zero-copy mechanisms, so that on packet reception and transmission the kernel does not need to copy packets from kernel space to user space and vice versa.

WiFi Explorer is a tool to scan, find, and troubleshoot wireless networks. It can be used to quickly identify channel conflicts, overlapping and other factors (e.g. configuration issues) that may be affecting the connectivity and/or performance of your wireless network in homes...

Feature-rich wifi hotspot creator for Linux which provides both GUI and command-line interface. It is also able to create a hotspot using the same wifi card which is connected to an AP already ( Similar to Windows 10).