LibrAlign - A GUI library for displaying and editing multiple sequence alignments and attached data

LibrAlign is a Java library providing powerful GUI components for displaying and editing multiple sequence alignments. Data areas can be attached to sequences or whole alignments to display respective raw- and metadata.

Key features

Getting started

Contact and feedback

If you have any question or feedback regarding LibrAlign feel free to contact Ben Stöver (

Software based on LibrAlign

Currently the following software uses LibrAlign components:

Future versions of the alignment editor PhyDE and tools for analyzing microstructural mutation patterns will also make use of LibrAlign.

Screenshot of the Taxonomic EDITor.
Figure 1  Screenshot of the Taxonomic EDITor. LibrAlign is used here to display and edit single read pherograms and their contig alignments.
bioinfweb RSS feed LibrAlign on ResearchGate bioinfweb on twitter LibrAlign on GitHub

DFG logo

The development of LibrAlign was partly funded by the German Research Foundation (DFG) in this project.

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