Description: Bobby is a free web accessibility validation tool created by the Center for Inclusive Design and Environmental Access at the University of Buffalo. It analyzes web pages for compliance with accessibility standards such as WCAG 2.1, Section 508, and more.
Type: software
Pricing: Open Source
Description: GnuPlot is a free, open-source graphing utility that can produce publication-quality 2D and 3D plots. It supports various plot types like line, scatter, histogram, boxplot, and contour plots. GnuPlot can also fit and manipulate data.
Type: software
Pricing: Open Source