Top Alternatives to SciDaVis

GeoGebra is a powerful, multi-platform dynamic mathematics software that combines geometry, algebra, statistics, and calculus. It provides a user-friendly interface for interactive exploration and visualization of mathematical concepts, making it an invaluable tool for students and educators from primary school to university.

Gnuplot is a portable, command-line driven graphing utility for interactive and non-interactive use. It can generate various plots of functions, data, and data fits in two and three dimensions. Widely used in scientific settings, it supports numerous output formats.

Python(x,y) is a comprehensive, free and open-source development environment for scientific and engineering tasks using Python. It bundles numerous libraries and tools for numerical computation, data analysis, visualization, and more, making it a powerful alternative to commercial software.

Matplotlib is a comprehensive plotting library for Python, enabling the creation of static, animated, and interactive visualizations in a variety of formats. It is widely used in scientific computing and data analysis.

QtiPlot is a versatile and cross-platform application designed for scientific data analysis and high-quality data visualization. It offers an intuitive graphical interface for creating various types of plots and powerful tools for curve fitting, data manipulation, and scripting.

Graph is a powerful, open-source application designed for visualizing and analyzing mathematical graphs in a Cartesian coordinate system. It's a versatile tool for students, educators, and anyone needing to plot functions and data points easily.

Origin is a powerful data analysis and graphing software widely used in scientific and engineering fields for creating publication-quality graphs and performing sophisticated data analysis.