A compression library
OpenSSL is an open source project that provides a robust, commercial-grade, and full-featured toolkit for the Transport Layer Security (TLS) and Secure Sockets Layer (SSL) protocols. It is also a general-purpose cryptography library.
Qt Base (Core, Gui, Widgets, Network, ...)
Qt Base provides the basic non-GUI functionality required by all Qt applications.
JSON for Modern C++
Extra CMake Modules (ECM), extra modules and scripts for CMake
C++ template library for linear algebra: matrices, vectors, numerical solvers, and related algorithms.
{fmt} is an open-source formatting library providing a fast and safe alternative to C stdio and C++ iostreams.
Portable, general-purpose utility library.
A library for transferring data with URLs
libpng is a library implementing an interface for reading and writing PNG (Portable Network Graphics) format files
A collection of tools and utilities that come with the Qt framework to assist developers in the creation, management, and deployment of Qt applications.
A library to render fonts.
libjpeg-turbo is a JPEG image codec that uses SIMD instructions (MMX, SSE2, NEON, AltiVec) to accelerate baseline JPEG compression and decompression on x86, x86-64, ARM, and PowerPC systems.
X.org macros utilities.
Zstandard - Fast real-time compression algorithm
Libxml2 is the XML C parser and toolkit developed for the Gnome project (but usable outside of the Gnome platform).
Google's language-neutral, platform-neutral, extensible mechanism for serializing structured data.
bzip2 is a freely available, patent free, high-quality data compressor. It typically compresses files to within 10% to 15% of the best available techniques (the PPM family of statistical compressors), whilst being around twice as fast at compression and six times faster at decompression.
XML parser library written in C
Qt Declarative (Quick 2)
SQLite is a software library that implements a self-contained, serverless, zero-configuration, transactional SQL database engine.
X Window System unified protocol definitions
Asio is a cross-platform C++ library for network and low-level I/O programming that provides developers with a consistent asynchronous model using a modern C++ approach.
iconv() text conversion.
The X Window System is a network-transparent window system that was designed at MIT.
Open Graphics Library (OpenGL)[3][4][5] is a cross-language, cross-platform application programming interface (API) for rendering 2D and 3D vector graphics.
Lossless compression algorithm, providing compression speed at 400 MB/s per core.
Very fast, header-only/compiled, C++ logging library.
Abseil is an open-source collection of C++ library code designed to augment the C++ standard library. The Abseil library code is collected from Google's own C++ code base, has been extensively tested and used in production, and is the same code we depend on in our daily coding lives.
A fast JSON parser/generator for C++ with both SAX/DOM style API <http://rapidjson.org/>
A library that supports the manipulation of TIFF image files
Metapackage for packages which provide BLAS
Addons to QtCore
Metapackage for packages which provide LAPACK
Qt Declarative (Quick 2)
Compression library with an API similar to that of zlib.
Universally unique id library
public domain header-only libraries
Configuration for SuiteSparse libraries
C++ implementation of the Google logging module
HDF5 is a data model, library, and file format for storing and managing data
Configuration system
a cross-platform library to access USB devices
Light-weight, simple and fast XML parser for C++ with XPath support
Cairo is a 2D graphics library with support for multiple output devices. Currently supported output targets include the X Window System (via both Xlib and XCB), Quartz, Win32, image buffers, PostScript, PDF, and SVG file output. Experimental backends include OpenGL, BeOS, OS/2, and DirectFB.
Advanced internationalization framework
Minizip zip file manipulation library
Simple DirectMedia Layer is a cross-platform development library designed to provide low level access to audio, keyboard, mouse, joystick, and graphics hardware via OpenGL and Direct3D.
Library for configuring and customizing font access.
A C++ library that implements commandline flags processing
The GNU Multiple Precision Arithmetic Library
CMake helper functions for building robotic applications
Xlib-based library for common extensions to the X11 protocol
Vulkan header files and API registry
A GNU framework to help produce multi-lingual messages.
HarfBuzz OpenType text shaping engine
WebP codec: library to encode and decode images in WebP format
Modern web framework.
Meta-package that provides PThreads4W on Windows, or assumes presence of system pthreads on POSIX systems.
A simple, small, efficient, C++ XML parser
Microsoft Azure Core SDK for C++
Dirent is a C/C++ programming interface that allows programmers to retrieve information about files and directories under Linux/UNIX. This project provides Linux compatible Dirent interface for Microsoft Windows.
The getopt and getopt_long functions automate some of the chore involved in parsing typical unix command line options.
The libintl C library from GNU gettext-runtime.
OpenGL Mathematics (GLM)
JsonCpp is a C++ library that allows manipulating JSON values, including serialization and deserialization to and from strings. It can also preserve existing comment in unserialization/serialization steps, making it a convenient format to store user input files.
Addons to QtWidgets
libuv is a multi-platform support library with a focus on asynchronous I/O.
Regular Expression pattern matching using the same syntax and semantics as Perl 5.
D-Bus specification and reference implementation, including libdbus and dbus-daemon
C interface to the X Window System protocol, which replaces the traditional Xlib interface.
UTF-8 with C++ in a Portable Way
AWS common library for C
A parallel computing platform and programming model
Official DirectX 12 Headers
Efficient binary-decimal and decimal-binary conversion routines for IEEE doubles.
FFTW is a C subroutine library for computing the discrete Fourier transform (DFT) in one or more dimensions, of arbitrary input size, and of both real and complex data (as well as of even/odd data, i.e. the discrete cosine/sine transforms or DCT/DST).
FlatBuffers is a cross platform serialization library architected for maximum memory efficiency. It allows you to directly access serialized data without parsing/unpacking it first, while still having great forwards/backwards compatibility.
Ignition Utils, a component of Ignition Robotics, provides general purpose classes and functions designed for robotic applications.
An event notification library
Ogg is a multimedia container format, and the native file and stream format for the Xiph.org multimedia codecs.
A C library for reading, creating, and modifying zip archives.
OpenJPEG is an open-source JPEG 2000 codec written in C language. It has been developed in order to promote the use of JPEG 2000, a still-image compression standard from the Joint Photographic Experts Group (JPEG). Since April 2015, it is officially recognized by ISO/IEC and ITU-T as a JPEG 2000 Reference Software.
Qt SVG provides classes for rendering and displaying SVG drawings in widgets and on other paint devices.
Intel's Threading Building Blocks.
yaml-cpp is a YAML parser and emitter in C++ matching the YAML 1.2 spec.
The OpenGL Extension Wrangler Library (GLEW) is a cross-platform open-source C/C++ extension loading library.
Math API for robotic applications
Bloat-free Immediate Mode Graphical User interface for C++ with minimal dependencies.
OpenGL, OpenGL ES, and OpenGL ES-SC API and Extension Registry
A library of macros for the Azure IoT SDK Suite
EGL API and Extension Registry
Fast and exact implementation of the C++ from_chars functions for float and double types: 4x faster than strtod
An open-source C++ library developed and used at Facebook. The library is UNSTABLE on Windows
Image loading library.
Google Testing and Mocking Framework
Mature and widely used Unicode and localization library.
Addons to QtGui
Access to the windowing system
A powerful, fast, lightweight, embeddable scripting language
Microsoft implementation of the Guidelines Support Library
Open Source Computer Vision Library
Text and font handling library.
empty package, linking to other port
Qt X11 Extras enables the Qt programmer to write applications for the Linux/X11 platform.
A fast compressor/decompressor.
The Advanced Linux Sound Architecture (ALSA) - library
The Apache Portable Runtime (APR) is a C library that forms a system portability layer that covers many operating systems.
The Open Asset import library
Azure C SDKs common code
CoinUtils (Coin-or Utilities) is an open-source collection of classes and functions that are generally useful to more than one COIN-OR project
A fast multi-producer, multi-consumer lock-free concurrent queue for C++11
A date and time library based on the C++17 <chrono> header
DirectXMath SIMD C++ math library
A library to decode, encode, transcode, mux, demux, stream, filter and play pretty much anything that humans and machines have created.
Common libraries for robotics applications
File compression
Widgets for configuration dialogs
Icon GUI utilities
Framework for managing menu and toolbar actions
Ogg Vorbis is a fully open, non-proprietary, patent-and-royalty-free, general-purpose compressed audio format
A C library for parsing and emitting YAML.
Header-only C++17 library provides static reflection for enums, work with any enum type without any macro or boilerplate code.
Single C source file zlib-replacement library
The MPFR library is a C library for multiple-precision floating-point computations with correct rounding
A lightweight C++20 header-only library providing fundamental type definitions and utilities for the Neko ecosystem
OpenCL SDK
Totally open, royalty-free, highly versatile audio codec
Perl Compatible Regular Expressions
The Python programming language
The Qt Shader Tools module is designed to provide a set of tools and utilities to work with graphics shaders.
Simple DirectMedia Layer is a cross-platform development library designed to provide low level access to audio, keyboard, mouse, joystick, and graphics hardware via OpenGL and Direct3D.
AMD: Routines for permuting sparse matrices prior to factorization in SuiteSparse
A pure C mocking library
The ZeroMQ lightweight messaging kernel is a library which extends the standard socket interfaces with features traditionally provided by specialised messaging middleware products
Apache Portable Runtime (APR) project mission is to create and maintain software libraries that provide a predictable and consistent interface to underlying platform-specific implementation
A stub package that ensures Visual Studio has Active Template Library (ATL) installed.
non-linear optimization package
C++ Requests is a simple wrapper around libcurl inspired by the excellent Python Requests project.
CPU INFOrmation library (x86/x86-64/ARM/ARM64, Linux/Windows/Android/macOS/iOS)
a TLS 1.3 implementation by Facebook
Support library for graphics image formats
GLFW is a free, Open Source, multi-platform library for OpenGL, OpenGL ES and Vulkan application development. It provides a simple, platform-independent API for creating windows, contexts and surfaces, reading input, handling events, etc.
Portable library for creating graphical user interfaces.
Protobuf messages and functions for robot applications
Imath is a C++ and Python library of 2D and 3D vector, matrix, and math operations for computer graphics.
Widget addons for Qt Model/View
Network transparent access to files and data
Portable, high level programming interface to various calling conventions
Library with common code used by the libraries and tools around the libimobiledevice project.
A portable C/C++ library for network traffic capture
A library for reading and writing audio files
Library that provides a few methods for sanitizing size values so that any overflow results in an error
Substitutable parallelization for C++ libraries
Serial Graph Partitioning and Fill-reducing Matrix Ordering
Toolsets shared across plf:: libraries
The Qt Image Formats add-on module provides optional support for other image file formats.
Qt SVG provides classes for rendering and displaying SVG drawings in widgets and on other paint devices.
The Qt 5 Core Compat module contains the Qt 5 Core APIs that were removed in Qt 6. The module facilitates the transition to Qt 6.
A collection of tools and utilities that come with the Qt framework to assist developers in the creation, management, and deployment of Qt applications.
Range library for C++14/17/20, basis for C++20's std::ranges
C99 implementation of the TLS/SSL protocols.
Implementations of SIMD instruction sets for systems which don't natively support them
Machine-readable files for the SPIR-V Registry
Clean C library for processing UTF-8 Unicode data.
A stub package that ensures that Vulkan headers and a loader are available.
The Windows Implementation Libraries (WIL) is a header-only C++ library created to make life easier for developers on Windows through readable type-safe C++ interfaces for common Windows coding patterns.
C99 wrapper for cryptography primitives.
C99 implementation of the HTTP/1.1 and HTTP/2 specifications
Handles all IO and TLS work for application protocols.
a generic-purpose lossless compression algorithm that compresses data using a combination of a modern variant of the LZ77 algorithm, Huffman coding and 2nd order context modeling.
a header-only C++11 serialization library (built in support for binary, XML and JSon)
Osi (Open Solver Interface) provides an abstract base class to a generic linear programming (LP) solver, along with derived classes for specific solvers. Many applications may be able to use the Osi to insulate themselves from a specific LP solver.
A cross-platform C library to retrieve CPU features (such as available instructions) at runtime
Header-only library that provides 0 cost initialization for immutable containers and various algorithms. Frozen provides:immutable (a.k.a. frozen), constexpr-compatible versions of std::set, std::unordered_set, std::map and std::unordered_map and 0-cost initialization version of std::search for frozen needles using Boyer-Moore or Knuth-Morris-Pratt algorithms.
This is glibmm, a C++ API for parts of glib that are useful for C++.
Khronos-reference front end for GLSL/ESSL, partial front end for HLSL, and a SPIR-V generator.
gRPC is a modern, open source, high-performance remote procedure call (RPC) framework that can run anywhere. gRPC enables client and server applications to communicate transparently, and simplifies the building of connected systems.
Library for registering plugin libraries and dynamically loading them at runtime
Halide is a programming language designed to make it easier to write high-performance image and array processing code on modern machines.
Portable Hardware Locality (hwloc)
A JSON implementation in C
Text completion helpers and widgets
Plugin framework for desktop services
Text editing widgets
Collection of KNN algorithms in C++
Library for reading and writing streaming archives
Epoxy is a library for handling OpenGL function pointer management for you
Libgeotiff is an open source library on top of libtiff for reading and writing GeoTIFF information tags.
A runtime library for GnuPG and other software which likes to use it.
A cross-platform protocol library to communicate with iOS devices
ODB library, base runtime for the ODB ORM solution
A library to handle Apple Property List format in binary or XML
libsecret is a GObject-based library for accessing the Secret Service API of the freedesktop.org project, a cross-desktop effort to access passwords, tokens and other types of secrets. libsecret provides a convenient wrapper for these methods so consumers do not have to call the low-level DBus methods.
A modern and easy-to-use crypto library
Unix libray for portable stack unwinding
Linux-native io_uring I/O access library
Xlib-based library for the XFIXES Extension
libyuv is an open source project that includes YUV scaling and conversion functionality