Wim Taymans of Red Hat today released PipeWire 1.4 as the newest major update for this leading open-source software to replace PulseAudio, JACK, and other solutions on the modern Linux desktop for [1]managing audio and video streams in a very excellent way .

PipeWire 1.4 brings MIDI 2.0 support, improved RISC-V CPU support, new APIs, improved support for hearing aids, and a variety of other enhancements:

- UMP/MIDI2 support was added and is now the default format for carrying MIDI1 and MIDI2 around within PipeWire. There are helper funcitons for converting between legacy MIDI and UMP.

- Bluetooth support for BAP broadcast links and support for hearing aids using ASHA was added along with a new G722 codec.

- A PipeWire JACK control API was added.

- A new system service for pipewire-pulse.

- RISC-V CPU support and RISC-V assembler optimizations are introduced.

- Support for WebRTC 2.0 was added to the echo-cancel code.

- A new Telephony D-Bus API compatible with Ofono was added.

- An FFmpeg-based video conversion plug-in was added that can be used with the PipeWire video adapter.

- The Pulse server now allows blocking playback and capture via Pulse rules.

- Support for PTP clocking within RTP streams.

More details on the PipeWire 1.4 feature release via the [2]FreeDesktop.org GitLab .



[1] https://www.phoronix.com/news/PipeWire-State-2025

[2] https://gitlab.freedesktop.org/pipewire/pipewire/-/commit/df1c36aec2aaf9e2eb1596b6b55e72c15fb2088a