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To install AXIOME from source, see the included README.

If you do not wish to be on the bleeding edge, we have stable Ubuntu packages available.

Ubuntu users, in the terminal, can install AXIOME with the command:

sudo apt-add-repository ppa:neufeldlab/ppa && sudo apt-get update && sudo apt-get install axiome

Post-Installation Steps

If you wish to use Infernal for sequence alignment, an appropriate model must be specified with the INFERNAL_MODEL environment variable. The seed.16s.reference_model.sto file is recommended by QIIME. You can set the INFERNAL_MODEL environment variable with the command:

export INFERNAL_MODEL=/path/to/seed.16s.reference_model.sto

You can place this command in your ~/.bashrc file so it does not have to be run every session.

AXIOME uses several R libraries that are not installed by default. To install these libraries, we must first set a default CRAN repository in the file (typically located in /etc/R/). For details on this, see the example

Once the has been created and configured, you can install the R libraries by running:


In order to use PANDAseq, it must be installed on the system:

sudo apt-get install pandaseq

The above command assumes the apmasell PPA has been added to your repositories. Alternatively, PANDAseq can be compiled from source at:


Introduction to AXIOME video

Plugin Development

If you wish to develop a plugin for AXIOME, start by consulting plugins/sample.vala. You can compile a plugin using the provided aqxs. It's also useful to know the API specification for AXIOME.

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