Description: PortAudio is a free, cross-platform, open-source audio I/O library. It allows developers to easily write audio software that works on many platforms including Windows, Mac, Linux and UNIX without needing platform-specific code.
Type: software
Pricing: Open Source
Description: Skype is a popular communication software that allows free voice and video calls, instant messaging, and file sharing over the internet between users. It works on computers, mobile devices, and smartphones.
Type: software
Pricing: Freemium