This is used to develop subsets of the libstdc++ shared libraries for use on custom installation floppies and in embedded systems.

This metapackage will install packages to assist with data management tasks, such as obtaining data from remote resources, keeping data under version control, etc.

HTSlib is an implementation of a unified C library for accessing common file formats, such as SAM (Sequence Alignment/Map), CRAM and VCF (Variant Call Format), used for high-throughput sequencing data, and is the core library used by samtools and bcftools. HTSlib only depends on zlib. It is known to be compatible with gcc, g++ and clang.

Libkexiv2 is a Qt wrapper around the Exiv2 library, used to manipulate pictures metadata.

WTForms-Alchemy provides a helper class that let you create a Form class from a SQLAlchemy model. It does not try to replace all the functionality of wtforms.ext.sqlalchemy, only the model_form function of wtforms.ext.sqlalchemy by a much better solution. Other functionality of ext.sqlalchemy such as QuerySelectField and QuerySelectMultipleField can be used along with WTForms-Alchemy.

This software provides a library that makes use of libime to implement jyutping (粵拼) input method. It also includes an engine for fcitx 5.