- Indian classical music: Indian classical music is based on a system of ragas, which are melodic frameworks that provide a foundation for improvisation. Ragas are not based on a regular beat or meter, and they can be performed in a variety of tempos.
- African drumming: Many African drumming traditions are based on polyrhythms, which are the simultaneous playing of multiple rhythms. These rhythms are often complex and interlocking, and they can create a sense of urgency and excitement.
- Japanese Gagaku: Gagaku is a traditional form of Japanese court music that is based on a system of modes and scales. Gagaku is not based on a regular beat or meter, and it can be performed in a variety of tempos.
Non-metric music can be challenging to listen to for people who are accustomed to music with a regular beat or meter. However, it can also be very rewarding, as it can offer a new and different way of experiencing music.