1)   ZGrapher 1.4
This graphing calculator can plot y(x), x(y), polar, parametric and table-defined functions. Calculus features include obtaining derivatives, equations of tangents and normals, numerical integration, regression analysis.
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 2)   MultyGraphiX 1.0
MultyGraphix designed to plot any mathematical 2D and 3D, explicit and parametric functions. It's allow to plot function in the Cartesian, polar, cylindrical and spherical systems of coordinates. It's useful for educators, and students.
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 3)   STFMath 2.1
Draw Cartesian, Parametric and Polar functions, special functions or Integral (with Average preview), analyze functions, calculate and draw integral, derivative, average, evaluate any function. Use complex and geometry calculator.
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 4)   ZigZag 1.1
ZigZag is a handy tool to plot and explore math functions. It can plot Cartesian (Y(x) and X(y)), polar, parametric and also table-defined graphs
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 5)   Abacus Math Writer 4.0
MathWriter is a java stand-alone program that allows for the production of, Mathematical, Scientific and Engineering equations and formulae.Schoolteachers and Lecturers will find MathWriter useful for producing notes, reports and test papers.
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 6)   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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