nixpkgs / darkstat - Captures network traffic, calculates statistics about usage, and serves reports over HTTP. 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.
Homepage - http://unix4lyfe.org/darkstat
License - GPL-2.0