Low Level Services are distinguished from High Level Services by the fact that they perform relatively simple data transformations. On the contrary, High Level Services perform specific analyses and methods, utilizing data in order ti produce more sophisticated results, not just simple data elaboration. The Low Level Services, shown it the list, are described in this section:

• Mseed2Ascii
• MiniSEED to ASCII translation
• Seed response calculation
• Seismogram picking tool
• Catalog Filter
• Coordinates Transformation
• Magnitude Conversion
• FilterOverMmin
• FilterWithinTime