Expressive E’s Osmose CE: A New Blueprint for Expressive MIDI Control

Expressive E introduces the Osmose CE as a next-generation MIDI controller, aiming to redefine how musicians interact with their digital instruments. The video opens with a clear statement of intent: to provide an expressive playing experience that feels both familiar and groundbreaking. The Osmose CE is positioned not just as a keyboard, but as a complete ecosystem designed to make every interaction fluid and genuinely usable.

What stands out is the dual nature of the device. While it serves as a classic MIDI keyboard, it also unlocks advanced expressive capabilities, thanks to its gestural keybed. Expressive E emphasizes that this is not merely an incremental update but a rethinking of what a MIDI controller can be in a modern workflow. The focus is on integrating expressive control into everyday music-making, whether in the studio or on stage.

At the heart of the Osmose CE lies its advanced keybed, which sets it apart from conventional controllers. The video demonstrates how the familiar piano layout serves as an entry point, but the real innovation comes from the keybed’s ability to sense and translate nuanced gestures. Each key responds to pressure, allowing for dynamic note triggering and continuous tonal shaping.

Aftertouch is implemented as a second vertical dimension, offering several millimeters of travel for further modulation. This is not just a token feature; the aftertouch is deep and designed for real-time, expressive performance. Side-to-side movement on the keys enables intuitive pitch bends and vibrato, bringing techniques usually reserved for string or wind instruments into keyboard playing.

Crucially, all these gestures are processed independently for each note, leveraging MPE (MIDI Polyphonic Expression). This per-note control is what allows the Osmose CE to deliver a playing experience that feels alive and uniquely responsive, far beyond what traditional MIDI keyboards offer.

The Osmose CE’s companion software, Ctrl-e, is presented as the central hub for expressive sound exploration. Developed in collaboration with leading plugin makers, Ctrl-e offers over 900 MPE-ready presets, each tailored to the unique capabilities of the Osmose keybed. The video showcases a range of these sounds, highlighting how they respond to the nuanced gestures available on the controller.

What makes Ctrl-e particularly compelling is its deep integration with the hardware. Expressive E has focused on eliminating the usual complexity associated with MPE setups. As soon as a user selects a track with Ctrl-e in their DAW, the Osmose CE automatically detects it, configures itself, and provides direct access to sound browsing—all from the hardware interface. This plug-and-play approach minimizes setup friction and keeps the creative flow uninterrupted.

The browsing system is described as highly visual and intuitive, allowing users to quickly find and audition sounds without leaving the controller. This workflow-centric design is a clear nod to musicians who value immediacy and hands-on control, especially in fast-paced studio or live environments.

Osmose CE introduces advanced performance features that go beyond standard MIDI controller fare. The Pressure Glide function, accessible in the playing menu for MPE sounds, allows players to glide seamlessly between notes by balancing pressure—a clever workaround for the segmented nature of piano keys. This seesaw-like motion offers natural control over both the direction and speed of glides, making expressive transitions possible without a ribbon or touch strip.

The expressive arpeggiator is another standout, transforming the traditional arpeggiator into a dynamic, per-note tool. Velocity is determined by key pressure, and players retain full control over pressure, aftertouch, and pitch bend for each note in real time. Many arpeggiator parameters can be mapped to keybed dimensions, enabling on-the-fly transformation of sequences through gesture. The result is an arpeggiator that feels alive and deeply interactive, rather than a static pattern generator.