Wireshark • Go Deep
The homepage for Wireshark, the world's leading network protocol analyzer.
Overview
Added
March 18, 2026
Subject & domain
coding · cybersecurity-safe-coding
Grade range
Grade 9 (Freshman)–Grade 12 (Senior)
Pricing
Free
Page kind
Service
Introduction
Wireshark: Network Protocol Analyzer Overview
- Core Functionality: A powerful, open-source tool for network analysis, debugging, traffic pattern identification, and protocol inspection.
- Key Statistics:
- 20+ million downloads annually.
- 100k+ active contributors.
- Supported in 20+ languages.
- Licensing & Cost:
- Free and open-source software (FOSS).
- Licensed under the GNU General Public License version 2 (GPLv2).
- No "demo" limitations; the download is the full, unrestricted version.
- Governance: Maintained by the Wireshark Foundation, a non-profit organization funded by user and organizational donations.
- Primary Use Cases: Troubleshooting network bottlenecks, optimizing performance, and deep inspection of hundreds of network protocols.
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