Description: ePhone is a free, open source software for making voice over IP (VoIP) calls. It allows you to make free calls over the internet to other ePhone users as well as call landlines and cell phones for low rates using VoIP.
Type: software
Pricing: Open Source
Description: GNU Octave is an open-source mathematical programming language that is compatible with MATLAB. It can perform numerical computations, data visualization, and other math tasks.
Type: software
Pricing: Open Source