Focused crawls are collections of frequently-updated webcrawl data from narrow (as opposed to broad or wide) web crawls, often focused on a single domain or subdomain.
PcapPlusPlus is a multiplatform C++ library for capturing, parsing and crafting of network packets. It is designed to be efficient, powerful and easy to use. It provides C++ wrappers for the most popular packet processing engines such as libpcap, WinPcap, DPDK and PF_RING.
Jxnet is a Java library for capturing and sending custom network packet buffers with no copies. Jxnet wraps a native packet capture library (libpcap/winpcap/npcap) via JNI (Java Native Interface).
A reimplementation of the EtherApe style display for OS X. Note that this is not a fork of EtherApe. Written in a kinder, gentler, age when Objective-C had not yet been supplanted with this Swift nonsense.