Program mMass presents an open source multi-platform package of simple tools for mass spectrometric data analysis. The mMass application consist in several modules and tools for protein sequence handling and mass spectrum interpretation with focus on common proteomic tasks.

Here are some key features of "mMass":
· Multiple Format Support
· User Definable Peaklist
· Spectrum Viewer/Analyser
· Data Recalibration
· Sequence Editor
· Sequence Search
· Protein Digest
· Peptide Fragmentation
· Check Differences
· Compare Peaklists
· Data Matching
· On-line Search