Pd (aka Pure Data) is a real-time graphical programming environment for audio, video, and graphical processing. It is the third major branch of the family of patcher programming languages known as Max (Max/FTS, ISPW Max, Max/MSP, jMax, etc.



Comments about Pure Data as an Alternative to Max/MSP
Pure Data is quite literally the MSP in Max/MSP. Without Pure Data Max/MSP wouldn't exist.
It is the most commonly used alternative to Max/MSP and has many similar features. It's standard UI is more "classic", but due to its opensource nature there are a lot of custom builds and integrations using it.


Almost everyone thinks Pure Data is a great Max/MSP alternative.
Pure Data is the most popular Windows, Mac & Linux alternative to Max/MSP.
Pure Data is the most popular Open Source & free alternative to Max/MSP.
- Pure Data is Free and Open Source
- Pure Data is Lightweight









































The original one I used and it's open source.