An extensive library for processing FoLiA documents. FoLiA stands for Format for Linguistic Annotation and is a very rich XML-based format used by various Natural Language Processing tools.
FLAT is a web-based linguistic annotation environment based around the FoLiA format (https://proycon.github.io/folia), a rich XML-based format for linguistic annotation. Flat allows users to view annotated FoLiA documents and enrich these documents with new annotations, a wide variety of linguistic annotation types is supported through the FoLiA paradigm.