PortAudio might be a bit more popular than Ultimate++. We know about 1 link to it since March 2021 and only 1 link to Ultimate++. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
I've recently mentioned Ultimate++, if you want something application-oriented, portable, and lightweight. And on Windows, it even comes with its own compiler so you can just unpack and run it. But if you happen to have closed-source binary libraries for a specific compiler (such as MSVC, as is common on Windows) than you need consume, the IDE included with Ultimate++ can work with your own compiler, too. Because... Source: about 2 years ago
FYI PyAudio built on this software: http://portaudio.com/ which interfaces directly with Alsa/OSS (refer to the sounds system page, I'm not saying Open-Source Software here) which PulseAudio also does. Source: about 3 years ago
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