It's used at build time in 198 crates (of which 23 optionally, 42 directly). It's used only as a dev dependency in 2 crates.

Number of dependerssystem-deps versionDownloads/month
6 2.0.3 7.0K
194 1.3.2 22K
Depender (with downloads and own rev deps) system-deps version
26K 142 glib-sys build ^1.3
26K 117 gobject-sys build ^1.3
19K 58 gio-sys build ^1.3
19K 30 cairo-sys-rs build ^1.3
17K 15 pango-sys build ^1.3
17K 27 gdk-pixbuf-sys build ^1.3
16K 43 gtk-sys build ^1.3
16K 7 atk-sys build ^1.3
16K 32 gdk-sys build ^1.3
10K 36 gstreamer-sys build ^1.3
7.4K 12 gstreamer-base-sys build ^1.3
5.3K 6 gstreamer-video-sys build ^1.3
4.3K 1 gstreamer-app-sys build ^1.3
4.2K 6 gstreamer-sdp-sys build ^1.3
4.1K 2 gstreamer-audio-sys build ^1.3
3.5K 1 gstreamer-webrtc-sys build ^1.3
3.0K 1 gstreamer-player-sys build ^1.3
3.0K 2 pangocairo-sys build ^1.3
2.7K 2 soup-sys build ^1.3
2.0K 1 libhandy-sys build ^1.3
1.7K 2 gstreamer-gl-sys build ^1.3
1.0K 3 gstreamer-net-sys build ^1.3
1.0K 3 gstreamer-rtsp-sys build ^1.3
950 1 gstreamer-rtsp-server-sys build ^1.3
900 2 gstreamer-pbutils-sys build ^1.3
700 1 gspell-sys build ^1.3
440 1 ostree-sys build ^1.3
250 1 sourceview4-sys build ^1.3
250 1 gstreamer-editing-services-sys build ^1.3
160 1 gstreamer-check-sys build ^1.3
1 aravis-sys build ^2.0
1 gdkx11-sys build ^1.3
gstreamer-mpegts-sys build ^1.3
1 gstreamer-rtp-sys build ^1.3
gstreamer-tag-sys build ^1.3
1 gtk-layer-shell-sys build ^1.3
1 libdazzle-sys build ^1.3
1 libspa-sys build >=2.0.0, <3.0.0
1 osmgpsmap-sys build >=2.0.0, <3.0.0
packagekit-sys build ^1.3
1 polkit-agent-sys build ^2.0
3 polkit-sys build ^2.0