1)   SplineCalc 4.3.2
SplineCalc is multipurpose scientific calculator for implementation of various mathematical operations with maps (grids), data tables, lines, polygons (including multiply connected) and numbers. It can be useful for hard scientist or Surfer users.
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 2)   UltraGram 2.1.23
UltraGram is a visual parser generator for creating grammar of a parser, interpreter, or compiler.
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