Haywyre

On his official site's "About" page, a paragraph talks about Haywyre's gear and equipment. One of the items listed is the "Doepfer LMK2+ 88 midi keyboard".

Haywyre can be seen using the Nektar Panorama P6 in his "Smooth Criminal" video.

In this Facebook picture the Akai APC 40 can be seen as part of Haywyre's studio setup.

In the Gear section of Haywyre's official twitch page, it's listed his studio setup is comprised around a Zaor Miza X (first generation).

Used for Haywyre’s flip of Post Malone’s “Circles”, as can be seen in the video starting at 0:06.

In this video shared by Haywyre, it shows the item at 3:58.

You can see it during this whole video as Haywyre plays, on the right below the Focusrite Scarlett.

In the video "Smooth Criminal" on YouTube, Haywyre uses the Focusrite Scarlett 2i2, visible throughout the performance alongside the Akai EIE Pro.

In the YouTube video titled "Haywyre - Smooth Criminal," the Native Instruments Komplete Audio 6 is visible on the left side, positioned behind the GoPro.

On the left of this video shared by Haywyre, at 1:26, it's behind the laptop stand and the go pro.

In this Facebook picture the QuNeo by Keith Mcmillen can be spotted on Haywyre's desk.

You can see it just above the keyboard in this video.

In one of Haywyre's snaps you can see him controlling the RME Babyface in his studio.

During the ZEDD True Colors Tour in Chiba, Makuhari, Haywyre was seen using the M-Audio Code 49, as shown in an Instagram post tagged with #HAYWYRE.

in Makuhari, he was using this midi keyboard.

We can see the Headphone Amp next to the NI Audio Interface on the left of his studio desk.

In this music video, featuring what seems to be his entire setup, Haywyre can be seen holding an Alesis Vortex 'keytar' as he performs.