Gexiv2 is a GObject wrapper around the Exiv2 photo metadata library. It allows for GNOME applications to easily inspect and update EXIF, IPTC, and XMP metadata in photo and video files of various formats.

Color Picker is a simple color chooser written in GTK3. It supports both X and Wayland display servers.

GUsb is a GObject wrapper for libusb1 that makes it easy to do asynchronous control, bulk and interrupt transfers with proper cancellation and integration into a mainloop. This makes it easy to integrate low level USB transfers with your high-level application or system daemon.

Dee is a library that uses DBus to provide objects allowing you to create Model-View-Controller type programs across DBus. It also consists of utility objects which extend DBus allowing for peer-to-peer discoverability of known objects without needing a central registrar.

This package contains configuration applets for the GNOME desktop, allowing to set accessibility configuration, desktop fonts, keyboard and mouse properties, sound setup, desktop theme and background, user interface properties, screen resolution, and other GNOME parameters.

GSound is a small library for playing system sounds. It's designed to be used via GObject Introspection, and is a thin wrapper around the libcanberra C library.

Libgnomekbd is a keyboard configuration library for the GNOME desktop environment, which can notably display keyboard layouts.

GNOME Music is the new GNOME music playing application that aims to combine an elegant and immersive browsing experience with simple and straightforward controls.

Devhelp is an API documentation browser for GTK+ and GNOME. It works natively with GTK-Doc (the API reference system developed for GTK+ and used throughout GNOME for API documentation).

A collection of GStreamer video filters and effects to be used in photo-booth-like software, such as Cheese.

libgit2-glib is a GLib wrapper library around the libgit2 Git access library. It only implements the core plumbing functions, not really the higher level porcelain stuff.

Librsvg is a library to render SVG images to Cairo surfaces. GNOME uses this to render SVG icons. Outside of GNOME, other desktop environments use it for similar purposes. Wikimedia uses it for Wikipedia's SVG diagrams.

Jsonrpc-GLib is a library to communicate with JSON-RPC based peers in either a synchronous or asynchronous fashion. It also allows communicating using the GVariant serialization format instead of JSON when both peers support it. You might want that when communicating on a single host to avoid parser overhead and memory-allocator fragmentation.

Libzapojit is a GLib-based library for accessing online service APIs of Microsoft SkyDrive and Hotmail, using their REST protocols.

Grilo is a framework focused on making media discovery and browsing easy for application developers. This package provides plugins for common media discovery protocols.

libchamplain is a C library providing a ClutterActor to display maps. It also provides a Gtk+ widget to display maps in Gtk+ applications. Python and Perl bindings are also available. It supports numerous free map sources such as OpenStreetMap, OpenCycleMap, OpenAerialMap, and Maps for free.

OCRFeeder is a complete Optical Character Recognition and Document Analysis and Recognition program.

D-Spy is a tool to explore and test end-points and interfaces of running programs via D-Bus. It also ships a library for integration into development environments.

gnome-power-manager is a tool for viewing present and historical battery usage and related statistics.

Libcloudproviders is a DBus API that allows cloud storage sync clients to expose their services. Clients such as file managers and desktop environments can then provide integrated access to the cloud providers services.

GNOME Menus contains the libgnome-menu library, the layout configuration files for the GNOME menu, as well as a simple menu editor.

Libnma is an applet library for Network Manager. It was initially part of network-manager-applet and has now become a separate project.

GTK-VNC is a project providing client side APIs for the RFB protocol / VNC remote desktop technology. It is built using coroutines allowing it to be completely asynchronous while remaining single threaded. It provides a core C library, and bindings for Python (PyGTK).

PhoDav was initially developed as a file-sharing mechanism for Spice, but it is generic enough to be reused in other projects, in particular in the GNOME desktop.