Akai S900 SuperOS v4.0 Firmware Update: Timestretch and Live/Midi Filter Modulation

video upload by superOS-303

"In this video we go over the features we have added to the Akai S900 SuperOS v4.0 Firmware. We have implemented timestretch from the Akai S950 and also live/midi filter modulation to the control knob.

We have only tested this on an Akai S900 with eeproms 1.2c running a Gotek FlashFloppy emulator on version 3.42.

Where to buy: https://superos303.com/shop/superos-a...
How to install: https://superos303.com/doc/s900

I do not have any more information about installation or how to install other than the tested unit we have described."

SuperOS-303 Firmware Part 1: Pattern Write Mode

video upload by superOS-303

"Hello! This is a video going over features in the Pattern Write mode of the SuperOS-303 Firmware written for the Michigan Synth Works VOX DEI. This firmware runs on the MSW VOX DEI, which is a D650C replacement for the Roland TB-303.

SuperOS-303 Docs: https://superos303.com/doc
SuperOS-303 Github: https://github.com/bjornlustic/SuperO...

Michigan Synth Works VOX DEI: https://michigansynthworks.com/produc... OS-303 Github: https://github.com/djphazer/OS-303"

SuperOS-303 Firmware Part 2: Web Editor

video upload by superOS-303

"Hello! This is a video going over some features in the Web Editor for the SuperOS-303 Firmware written for the Michigan Synth Works VOX DEI."

Happy TR-808 day - SuperOS-808 Introduction [New Firmware for the Roland Tr-808]

video upload by superOS-303

"Hello! Today on August 8th, 2026, we are introducing our new firmware for the Roland TR-808. We go over a few of the additions that we have made.

This firmware works on the Michigan Synth Works Vox DEI which is coming soon with an updated version to support the TR-808.

You can check out our firmware here:
https://github.com/bjornlustic/SuperO...

You can check out the docs here:
https://superos303.com/doc/808

Our web editor is available here:
https://superos303.com/editor/808"