


OSS supports MIDI devices with the help of a software synthesizer such as Timidity or FluidSynth.OSS has experimental output support for USB audio devices, but no input.Support for AC'97 and HD Audio dial-up soft-modems such as Si3055.Cross-platform (OSS runs on BSDs and Solaris).before 2002) cards can have better support. Some advantages and disadvantages compared to using the Advanced Linux Sound Architecture. OSSv4 became free software again in 2007 when 4Front Technologies released its source code and provided it under the GPL license. OSS version 3 was the original sound system for Linux, but was superseded by the Advanced Linux Sound Architecture (or ALSA) in 2002 when OSS version 4 became proprietary software. The Open Sound System (or OSS) is an alternative sound architecture for Unix-like and POSIX-compatible systems.
