Multi-platform support library with a focus on asynchronous I/O

https://github.com/libuv/libuv

Cross-platform library for USB video devices

https://libuvc.github.io/libuvc/

VAAPI wrapper and dummy driver

http://freedesktop.org/wiki/Software/vaapi

VAAPI wrapper for GLX

https://github.com/intel/libva

VDPAU wrapper and tracing library

http://freedesktop.org/wiki/Software/VDPAU

Audio compression codec library

https://www.xiph.org/vorbis/

VP8/VP9 Codec SDK

http://www.webmproject.org/

Implementation of a VT220/xterm/ECMA-48 terminal emulator

https://www.leonerd.org.uk/code/libvterm/

C library for lightweight websocket clients and servers

https://libwebsockets.org/

The W3C Reference Library

http://www.w3.org/Library/

Library for encoding H.264/MPEG-4 AVC video

http://www.videolan.org/x264.html

The X protocol C-language Binding (XCB) library

http://xcb.freedesktop.org/

Extended crypt library for descrypt, md5crypt, bcrypt, and others

https://github.com/besser82/libxcrypt

Widgets library for the Xfce desktop environment

http://www.xfce.org/

Extension library for the Xfce desktop environment

http://www.xfce.org/

Keymap handling library for toolkits and window systems

http://xkbcommon.org/

Utility library to make XKB stuff easier

http://gswitchit.sourceforge.net/

XML API for C++

http://libxmlplusplus.sourceforge.net/

XML parser library for GNOME

http://xmlsoft.org/

Module rendering library for xmp

https://xmp.sourceforge.net/

XSD runtime library

https://www.codesynthesis.com/projects/xsd/

The XSLT C library for GNOME

http://xmlsoft.org/XSLT/

YAML 1.1 parser and emitter written in C

http://pyyaml.org/wiki/LibYAML

YANG data modeling language library, version 2

https://github.com/CESNET/libyang

Library for decrypting and parsing YubiKey One-Time Passwords

https://developers.yubico.com/yubico-c/

C library for reading, creating, and modifying zip archives

http://www.nih.at/libzip/

Library that parses the file format of Zoner Callisto/Draw documents

https://wiki.documentfoundation.org/DLP/Libraries/libzmf

GNU ZRTP library

https://github.com/wernerd/ZRTPCPP

Music collection manager for Usenet and BitTorrent users

https://lidarr.audio

Secure, fast, compliant, and flexible Web Server

http://www.lighttpd.net/

Make use of LV2 plugins as simple as possible

https://drobilla.net/software/lilv

Modern, advanced, portable, multiprotocol bootloader and boot manager

https://limine-bootloader.org/

Digital version of Frederic Goudy's Deepdene

https://www.theleagueofmoveabletype.com/linden-hill

Elas, a solver for linear elasticity

https://github.com/ISCDtoolbox/LinearElasticity

Cross-platform .NET implementation

https://www.microsoft.com/net/

Cross-platform .NET implementation

https://www.microsoft.com/net/

Meta-port for all things Rocky Linux 9.7

https://rockylinux.org

Advanced Linux Sound Architecture headers (Rocky Linux 9.7)

https://www.alsa-project.org/

OSS plugin for ALSA (Rocky Linux 9.7)

https://www.alsa-project.org/

PulseAudio plugin for ALSA (Rocky Linux 9.7)

https://www.alsa-project.org/

AV1 reference encoder/decoder (Rocky Linux 9.7)

https://aomedia.org/

Assistive technology ATK bridge (Rocky Linux 9.7)

https://gitlab.gnome.org/GNOME/at-spi2-atk

Assistive technology service provider interface (Rocky Linux 9.7)

https://gitlab.gnome.org/GNOME/at-spi2-core

Accessibility Toolkit (Rocky Linux 9.7)

https://developer.gnome.org/atk/

Libraries for Avahi (Rocky Linux 9.7)

https://www.avahi.org/

Vector graphics library Cairo (Rocky Linux 9.7)

https://www.cairographics.org/

Vector graphics library Cairo (Rocky Linux 9.7)

https://www.cairographics.org/

Common UNIX Printing System libraries

https://github.com/OpenPrinting/cups

RFC 2222 SASL (Simple Authentication and Security Layer) (Rocky Linux 9.7)

https://www.cyrusimap.org/sasl/

Libraries for accessing D-BUS (Rocky Linux 9.7)

https://www.freedesktop.org/Software/dbus