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The Biological Observation Matrix (BIOM) format

biom-format CI

The BIOM file format (canonically pronounced biome) is designed to be a general-use format for representing counts of observations (e.g., OTUs, KO categories, lipid types) in one or more biological samples (e.g., microbiome samples, genomes, metagenomes).

Further details can be found at


The easiest way to install the latest version of BIOM-Format is through conda-forge:

$ conda install -c conda-forge biom-format

Alternatively, you can install the latest version through PyPI:

$ pip install biom-format

Getting help

To get help with biom, please open an issue on the Github tracker.