Nelson is anarrayprogramminglanguageproviding apowerful opencomputingenvironment forengineering andscientificapplicationsusing modernC/C++ libraries(Boost, Eigen,…) and othersstate of artnumericallibraries. Ithassophisticateddata structures(includingcell, struct,linear systems,…), aninterpreter anda high levelprogramminglanguage. Nelson has beendevelopped tobe anopen/modularsystem where anuser can definethese own datatypes andoperations onthese datatypes b
GNU PSPP is aprogram forstatisticalanalysis ofsampled data.It is a Freereplacement forthe proprietaryprogram SPSS,and appearsvery similar toit with a fewexceptions.
Trend is ageneral-purpose,efficient trendgraph for"live"data. Data isread in ASCIIform from afile orcontinuouslyfrom a FIFO anddisplayed inreal-time intoa multi-passtrend (muchlike a CRToscilloscope).trend can beused as a rapidanalysis toolfor progressiveor time-baseddata seriestogether withtrivialscripting.