CERL Sound Group

Continuum IconContinuum Fingerboard

Read about the  Continuum Fingerboard,  a new MIDI controller that allows continuous control over each note in a performance.  For information on an additive sound morphing algorithm that works with the Continuum Fingerboard, click here.  For information on other continuous-pitch electronic instruments, try these theremin and electro-theremin websites.

Lime IconLime Music Notation Software

Download the latest official release of  Lime for Windows  or  Lime for Macintosh.   Old versions can be found here.
Read suggestions for familiarizing yourself with Lime.

See  What's New  in Lime, and, if you wish, try out the latest, recommended maintenance  Pre-release Version  of Lime.

Please Donate to the Development of Lime  for the Blind and Partially Sighted, if you use it regularly.
Visit Dancing Dots, a company specializing in Accessible Music Technology for Blind & Low Vision Performers; a specialized version of Lime underpins their technology
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AP Tuner IconAP Tuner

Download the latest release of AP Tuner for Windows, an instrument tuner using the sound card on your computer. If you find the software useful to you, please pay for it. Also, check out the latest version history and beta downloads.

Lemur IconLoris Sound Modeling Software

Read about Loris, an Open Source, scriptable, platform-neutral C++ class library implementing sound modeling, morphing, and manipulation, based on the Reassigned Bandwidth-Enhanced Additive Sound Model.

CERL Sound Group IconAbout the CERL Sound Group

This web site is not part of the University of Illinois. Programs distributed through this web site belong to their individual authors. In the 1980s, the CERL Sound Group was part of the Computer-based Education Research Laboratory at the University of Illinois.  If you are interested in the PLATO IMS days of the CERL Sound Group, check out Mark Smart's screen shots and music, Bill Schaeffer's CD, and Steve Moore's CD.