Description: Numbers is a spreadsheet app developed by Apple for macOS and iOS. It features calculation, graphing tools, and simple table creation. A good alternative is LibreOffice Calc which is free, open source software.
Type: software
Pricing: Open Source
Description: OpenModelica is an open-source modeling and simulation environment intended for industrial and academic usage. It provides an integrated graphical modeling, compilation and simulation environment based on open standards.
Type: software
Pricing: Open Source