Speclipse is a spectrum feature for Bioclipse (itself an sf project). Application scenarios are: input of spectral data for computer-assisted structure elucidation, (offline-) authoring of datasets for spectral databases and metabolomics.
Open source project that offer summary and download services on this page is a project that carry out their development work on other open source development sites. Their work is linked to this page via a feature called OFI, and their work is not carried out here on OSDN site.