The best Network Analyzer alternative to Wireshark is tcpdump, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to Wireshark and many of them are Network Analyzers so hopefully you can find a suitable replacement. Other interesting Network Analyzer alternatives to Wireshark are NetworkMiner, CloudShark, Ettercap and Colasoft Capsa.
HTTP Debugger captures and decrypts HTTP/HTTPS from any Windows app without proxy setup — HTTP/2, WebSocket, SSE, gRPC and localhost included. Edit and replay requests, modify traffic on the fly, and let an AI assistant read the session over the built-in MCP server.
Complete DDoS protection and load balancing solutions to ensure optimal security for applications in virtual, cloud and software defined data centers.
Israel
Packet capture/Network traffic sniffer app with SSL decryption. Not that feature rich yet, but it's a powerful debugging tool especially when developing an app.
United States
Log all traffic on your network card. Analyze and parse network packets. Capture transmitted files and passwords.
Fluxzy Desktop is an HTTP and HTTPS debugging proxy for Windows, macOS, and Linux. If you already use Fiddler, Charles, or Proxyman, you know the drill: capture traffic, inspect requests and responses, tweak them, replay them. Fluxzy does all of that, with support for HTTP/1.
France
EU
EtherPEG is a free program for the Macintosh that shows you all the JPEGs (and GIFs) going by on your network.
Arcai.com’s NetCut-Defender, –The only one tool can 100% guaranteed success protect you and your user away from arcai.com’s netcut cut (or alike) ARP SPOOFing.
Taiwan
AirSnare is another tool to add to your Wireless Intrusion Detection Toolbox. AirSnare will alert you to unfriendly MAC addresses on your network and will also alert you to DHCP requests taking place.
Pirni Pro is a network security tool designed for iOS, and specifically for iPhone and iPod Touch devices. It is capable of intercepting traffic on a wireless network segment, capturing passwords, and regular expressions entered by the user.
ByteLens is a free online protocol visualizer and packet analysis tool for TCP, UDP, IPv4, IPv6, DNS, and Ethernet. It helps developers, students, and network engineers parse hex packets, inspect protocol fields, and understand packet structures interactively.
