libfixbuf provides an implementation of the IPFIX Protocol as a C library, for building IPFIX Collecting and Exporting Processes. See the API documentation for details, including build instructions and known issues.
fixbuf-tools is a separate package that contains the ipfixDump and ipfix2json tools which used to be distributed with libfixbuf.
pyfixbuf is a separate package providing a Python API to the libfixbuf library.