The Isaac Newton Group pipeline for data reduction of the INGRID data is not available yet.
However, an IRAF package is available to help you getting a quick look
at your INGRID data while you are observing at the telescope.
External resources
James Geach has created an INGRID data reduction pipeline and has kindly
made it available to other INGRID users. The pipeline
INREP
is written in IRAF. It can be downloaded from the previous link together with an
user guide and some examples.