PcapPlusPlus
Multiplatform C++ library for parsing and crafting of network packets
...PcapPlusPlus is fully supported on Windows, MacOS, Linux, Android and FreeBSD. You can download pre-built binaries for each platform or build it from source. PcapPlusPlus is available in popular package managers such as Homebrew and Conan. PcapPlusPlus provides an easy-to-use interface for reading and writing network packets into files.It supports the most popular file formats which are PCAP and PCAPNG.