libgedit-gtksourceview is a library that extends GtkTextView, the standard GTK widget for multiline text editing. This library adds support for syntax highlighting, undo/redo, file loading and saving, search and replace, a completion system, printing, displaying line numbers, and other features typical of a source code editor.

H3 is a geospatial indexing system using a hexagonal grid that can be (approximately) subdivided into finer and finer hexagonal grids, combining the benefits of a hexagonal grid with S2's hierarchical subdivisions.

This package contains a library for php, to create sparklines. Sparklines are small word-size graphic charts. This library supports drawing both line charts and bar charts, with several display options.

This package provides support for catkin and ament to build ROS and ROS 2 packages in Debian. It is particularly useful for upstream sources with multiple inter-dependent ROS packages, as it will figure out the correct build order automatically.

This module provides a Promises/A+ interface with its major parts implemented in XS for speed. It is a fork and refactor of AnyEvent::XSPromises, and retains that module's bare-bones interface.

RIME is the acronym of Rime Input Method Engine.