This site is dedicated to Yamaha keyboard players - and to musicians generally.

At the site you will find my keyboard and music software programs; my articles about keyboards and music related topics; and my keyboard styles.

Besides this you will find links to keyboard discussion forums; keyboard resource sites; keyboard and music software programs and utility files; and technical data specifications.

Also included here are links to numerous music related web sites; including resources for music software programming; MIDI files; sheet music; and songwriting.

All downloads are free of adware, spyware, virus, toolbars, and other unwanted programs. Check at McAfee SiteAdvisor or at VirusTotal.


The Unofficial Yamaha Keyboard Resource Site - Owner and Webmaster Jørgen Sørensen © 1999-
Jørgen Sørensen

No part of this site may be reproduced or translated, electronically or otherwise, in whole or in part, without the express written consent of the owner. This also applies to site and page design.

Privacy Policy

This site does not use cookies; but Google may use non-personal information to provide relevant ads.


I hereby expressly disclaim any liability for the content in and the legality of externally linked sites and pages.

All information at this site is presented 'as-is' meaning: No warranties whatsoever for correctness; completeness or usefulness.

This site is in no way connected with Yamaha Corporation, its affiliates, or subsidiaries. And it has never been either!


Yamaha Keyboard Resource Site - Thanks If you find the information at this page useful, you can mail me a 'Thank You' or send me a donation.

Thanks to all the donors so far. Read here how to become a donor. Donating is voluntary, but appreciated. Sure it is Smiley

Questions ?

For questions about my site, my software, my articles, or my styles please mail me.

Latest site update: 14 January 2018


January 6 - 10

The January 2018 Newsletter has been mailed to all subscribers.

If you have NOT got your copy - caused by e.g. database errors, transmission errors, server downtime or too aggressive spam filters - then go to Newsletter and add your mail address. Then the Newsletter will be resend.

January 9

Added to Ins Files page

Genos ins file. Thanks Siggi

PSR S670 ins file. Thanks Alexandru

January 5

Some old and/or obsolete links removed. Redirected links corrected.

January 2

Updated software - Support for PSR E353/343/333/323/313/303; and YPT 420/410/340/330/320/310/300.

CASM Editor (ver. 1.42)

midi2style (ver. 6.12)

MIDI Revoicer (ver. 1.43)

OTS Editor (ver. 2.40)

OTS Viewer (ver. 1.20)

Style Revoicer (ver. 1.43)

Voice Finder (ver. 1.40)

January 1

Updated software - Support for CVP 509 - Thanks Mark!

Music Finder File Manager (ver. 1.26)

Updated software - No new features.

MIDI Note Event Cleaner (ver. 1.8)

Style Volume Changer (ver. 1.8)

Style Split and Splice (ver. 1.9)

December 29

Updated software - No new features.

MIDI Note Event Cleaner (ver. 1.7)

OTS Volume Changer (ver. 1.5)

Style Volume Changer (ver. 1.7)

December 27

Updated software - Support for DGX 660; PSR E453/443/403/363; PSR EW400/300; PSR i455/425 and YPT 400/360. Support for "scp" style file extension.

CASM Editor (ver. 1.41)

midi2style (ver. 6.11)

MIDI Revoicer (ver. 1.42)

OTS Editor (ver. 2.39)

OTS Viewer (ver. 1.19)

Style Revoicer (ver. 1.42)

Voice Finder (ver. 1.39)

December 26

Updated software - Support for "scp" style file extension; plus minor UI changes.

MIDI and Style File Checker (ver. 1.9)

Style File Renamer (ver. 1.14)

Style Fixer (ver. 1.24)

Style Format 2 Converter (ver. 1.21)

Style Format Finder (ver. 1.5)

Style ReMixer (ver. 1.18)

Style Time and Tempo in Name (ver. 1.10)

Style Unlocker (ver. 1.6)

December 19

Updated software - Improved logging to file.

Revo Drum Cleaner (ver. 2.1)

More news from 2017