darkstat is a network statistics gatherer. It captures network traffic on a specified interface, calculates statistics about usage, and serves reports over HTTP.
darkstat should build and run on any modern UNIX system that has libpcap.
This is free and open source software.
Key Features
- Traffic graphs, reports per host, shows ports for each host.
- Embedded web-server with deflate compression.
- Asynchronous reverse DNS resolution using a child process.
- Small. Portable. Single-threaded. Efficient.
- Supports IPv6.
Website: unix4lyfe.org/darkstat
Support: GitHub Code Repository
Developer: Emil Mikulic and contributors
License: BSD license (with other parts covered by the GNU GPL)

darkstat is written in C. Learn C with our recommended free books and free tutorials.
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Read our verdict in the software roundup.
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