Wolfram Alpha is a "Computational Knowledge Engine" - different from a search engine, it answers factual queries directly by computing the answer from structured data, rather than providing a list of documents or web pages that might contain the answer.
- - Wolfram Alpha is the most popular Web-based, Android, iPhone & iPad alternative to Graphmatica.
- - Wolfram Alpha is the most popular free alternative to Graphmatica.
Gnuplot is a portable command-line driven interactive data and function plotting utility. It was originally intended as to allow scientists and students to visualize mathematical functions and data. It does this job pretty well, but has grown to support many non-interactive...
- - GnuPlot is the most popular Windows, Mac & Linux alternative to Graphmatica.
- - GnuPlot is the most popular Open Source alternative to Graphmatica.
Matplotlib is a comprehensive library for creating static, animated, and interactive visualizations in Python. Matplotlib makes easy things easy and hard things possible.
Python(x,y) is a free scientific and engineering development software for numerical computations, data analysis and data visualization based on Python programming language, Qt graphical user interfaces and .
The project seems no longer developed. Last version, 220.127.116.11, released in June 2015, can be still downloaded from the official website.
With Grapher, you can graph equations and data sets and visualize the results on your Mac in real time. Grapher displays algebraic relations, both implicit and explicit, in 2D and 3D. You can use a variety of coordinate systems and choose from a wide array of mathematical...
Data analysis and graphing software for scientists and engineers. It provides You with dozens of functionalities and options. The plotting engine is very effective and the plots are of high quality. A lot of statistical functionalities make data analysis very easy even for those...
- - OriginPro is the most popular commercial alternative to Graphmatica.
GraphCalc is an all-in-one solution to everything from everyday arithmetic to statistical analysis, from betas to Booleans, from cubes to calculus, from decimals to derivatives. GraphCalc combines all the features of a professional mathematics package with the simplicity of an...Discontinued
The project was abandoned. Last version, 4.0.1, released on November 24, 2003, can be still downloaded from the official website.
KAlgebra is a mathematical graph calculator included in the KDE education package. While it is based on the MathML content markup language, knowledge of MathML is not required for use. The calculator includes numerical, logical, symbolic, and analytical functions, and can plot...
Graph is an open source application used to draw mathematical graphs in a coordinate system. Anyone who wants to draw graphs of functions will find this program useful. The program makes it very easy to visualize a function and paste it into another program.
latest version is 4.4.2 (2013)https://sourceforge.net/projects/graph/files/Graph/