fcitx-libs-dev - 1:4.2.9.8-3 main

Fcitx is an input method framework with extension support, which provides
an interface for entering characters of different scripts in applications
using a variety of mapping systems.
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It offers a pleasant and modern experience, with intuitive graphical
configuration tools and customizable skins and mapping tables. It is
highly modularized and extensible, with GTK+ 2/3 and Qt5 IM Modules, support
for UIs based on Fbterm, pure Xlib, GTK+, or KDE, and a developer-friendly
API.
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This package provides the library development files.