SpectraViewer is a software system for the visualization and management of spectra data. SpectraViewer currently supports MALDI-TOF and LC-MS/MS spectra data. It offers the followig functions: (i) loading of spectra, (ii) visualization of spectra (2D and 3D), (iii) management of spectra stored by using the HUPO-PSI mzData standard. SpectraViewer is dedeveloped by using the Java Web Start technology.
Link : Medusa Viewer