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Welcome to the Xenharmonic Wiki!

The Xenharmonic Wiki is an open resource for information about musical tuning. This information includes tuning systems and their relationships, theory, math and practice.

For a lengthier introduction, see Xenharmonic Wiki:Introduction.

If you are new to musical tuning

• Why use alternative tunings?
• What are microtonal and xenharmonic music?
• Listen to alternatively tuned music, in case you're wondering what it all sounds like.
• Discover approaches to musical tuning
• Explore links to xenharmonic websites
• Browse the library of published works about microtonal/xenharmonic music
• Learn about the Xenharmonic Alliance, a social group of xenharmonic musicians

Popular topics

• Just intonation
• EDOs and other equal-step tunings
• Moment of Symmetry (MOS) scales
• Regular temperaments
• Historical temperaments

Practical xenharmonics

• List of music software
• List of microtonal software plugins
• Instruments
• Guides

Contributing to the Xenharmonic Wiki

This wiki is created by volunteers. It is a perpetual work in progress, depending on members of the community to help us develop it. We welcome relevant new content and constructive updates to existing pages, so please feel free to sign up and contribute!