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This is a list ofsoftware andprogramming tools for theC programming language, includinglibraries,debuggers,compilers,integrated development environments (IDEs), and other related development tools and utilities.

• Adns — asynchronousDNS resolver library^[1]
• Advanced Linux Sound Architecture —API forsound carddevice drivers^[2]
• Allegro — cross-platformsoftware library forvideo game development^[3]
• Apache Portable Runtime —Apacheweb server tool set ofAPIs that map to the underlying operating system^[4]
• Argon2 — memory-hard password hashing library^[5]
• Berkeley DB —embedded databasesoftwarelibrary forkey/value data^[6]
• Binary File Descriptor library —binary file manipulation library in theGNU toolchain
• Boehm garbage collector –conservativegarbage collector
• Borland Graphics Interface —graphics library for Borland compilers
• BSAFE —FIPS 140-2 validatedcryptography library
• Chipmunk — 2Dreal-timerigid bodyphysics engine
• C POSIX library — specification of aC standard library forPOSIX systems
• C standard library –standard library for theC programming language
• Cairo –vector graphicslibraryAPI forsoftware developers
• CFD General Notation System (CGNS) —data format and library forcomputational fluid dynamics
• cJSON — lightweightJSONparser
• CLIPS —public-domain software tool for buildingexpert systems
• Core Audio — low-levelAPI for dealing with sound inApple'smacOS andiOSoperating systems
• Core Foundation — API formacOS andiOS andother Apple operating systems
• Core Image —GPU accelerated image processing technology forApple operating systems withQuartz graphics rendering layer.
• Core Text — text layout andfont rendering API formacOS andiOS.
• Cryptlib — portablecryptography library
• cURL /libcurl —CLI app foruploading anddownloading individual files, such as aURL from aweb server overHTTP.
• DevIL — cross-platformimage library for loading and convertingfile formats
• DirectFB — graphics acceleration and input device handling library
• Dld —dynamic loading library
• Expat —stream-orientedXML 1.0 parserlibrary, written inC99.
• FFmpeg — multimedia framework for audio/video processing
• Fontconfig — font customization and configuration library
• FreeTDS —database library forSybase andMicrosoft SQL Server
• FreeType —render text ontobitmaps with afont rasterization engine
• GD Graphics Library — image creation and manipulation library
• GDK — graphics abstraction layer forGTK
• GEGL —graph-basedimage processing framework
• GIO — I/O andvirtual file system library inGLib
• GLib — utility library providingdata structures,event loops, and portability functions.
• glibc — GNU implementation of theC standard library
• GLFW — library forOpenGL contexts, windows, andinput device handling
• GNet — networking library forGLib
• GNU Libtool —Library management tool
• GNU portability library — collection of portability routines for GNU software
• GNU Portable Threads —POSIX/ANSI-C baseduser spacethread library forUNIX for schedulingmultithreading
• GNU Readline — command-line editing library
• GnuTLS — secure communications (TLS/SSL) library
• GObject — object system library forGNOME
• GTK —widget toolkit for creatinggraphical user interfaces
• GTK Scene Graph Kit (GSK) — scene graph and rendering toolkit forGTK
• HDF —file format and library for managing largedatasets
• Integrated Performance Primitives —Intel library of optimizedmultimedia anddata processing routines
• IUP — portable GUI toolkit
• J2K-Codec —JPEG 2000 imagecodec
• JasPer —reference implementation of thecodec specified in theJPEG-2000 Part-1 standard
• LDAP API —API for interacting withLightweight Directory Access Protocol
• LZO —lossless compression library
• Liba52 — decoder forA/52 (AC-3) audio streams
• libarchive — reading and writing variousarchive andcompression formats
• Libart — 2D graphics library
• Libavcodec —codec library fromFFmpeg
• Libavdevice — library for handlingmultimediadevices
• Libavfilter —audio andvideo filter library
• Libavformat — library formuxing and demuxing multimedia
• Libpcap —packet capture library
• Libdca — decoder forDTS audio
• Libdvdcss — access to encryptedDVD-Video discs
• libevent — asynchronous event notificationcallbacks
• libffi —foreign function interface
• libfuse — userspace filesystem
• Libgegl — programming interface toGEGL image processing
• libgcrypt —cryptography
• Libgimp — plug-in development library forGIMP
• Libhybris — compatibility layer for runningAndroid libraries onLinux
• Libinput — inputdevice library forWayland andX.Org
• libjpeg —JPEG image library
• libLAS — reading and writinggeospatial data encoded in theASPRSlaser (LAS) file format
• libmicrohttpd — small C library for embeddingHTTP server functionality
• Libmpcodecs —media player codec library fromMPlayer
• Libmpdemux — demultiplexing library fromMPlayer
• libpng —PNG image format
• Libpostproc —video post-processing library fromFFmpeg
• libpq —PostgreSQL client
• LibreSSL — fork ofOpenSSL forTLS
• Librsb —parallel library forsparse matrix computations
• Librsvg —SVG rendering library
• libsndfile — reading and writingaudio files
• libsodium — easy-to-use cryptography library
• Libswscale —image scaling andcolorspace conversion library
• LibTIFF —TIFF image handling library
• Libusb —USB device access library
• Libuv — asynchronousI/O andevent loop library
• LibVLC —media player engine fromVLC
• LibVNCServer — implementation of theVNC server protocol
• Libvpx —VP8 andVP9video codec library
• Libwww — earlyWorld Wide Webprotocol library fromW3C
• libxml2 —XML parsing
• Libxslt —XSLT library for theGNOME Project
• libzip —ZIP archives
• Lightning Memory-Mapped Database — fastkey–value database engine
• LittleCMS —open-sourcecolor management system
• LZ4 — fastlossless compression algorithm
• LZFSE —compression library developed byApple
• MatrixSSL — lightweightTLS implementation
• Mbed TLS — portablecryptography andTLS library
• MediaLib —Sun Microsystems library formultimedia processing
• Mesa —OpenGL andVulkan graphics library
• Microwindows — smallwindowing system for embedded devices
• Ming — library for generatingSWF (Flash) files
• Mongoose — embeddedweb server and networking library
• Mpg123 —MP3 audio decoding library
• MPIR —multiple-precision arithmetic library
• MsQuic —Microsoft implementation of theQUIC transport protocol
• MuJoCo —physics engine forrobotics and control
• Mustache — logic-less templating library
• Ncurses —terminal control library
• Nettle — low-levelcryptography library
• Newt —text-based user interface library
• Netpbm — graphics conversion and processing library
• Nghttp2 — implementation of theHTTP/2 protocol
• Oniguruma — regular expression library
• Open Asset Import Library — library to import/export3D model formats
• OpenCL —parallel computing API/library
• OpenCV —computer vision
• OpenGL — API for rendering2D and3Dvector graphics
• OpenGL Utility Library — OpenGL utility functions
• OpenJPEG —JPEG 2000 image codec
• OpenSSL —SSL and TLS protocols and cryptography library
• Pango — layout enginelibrary which works with theHarfBuzz shaping engine for displaying multi-language text
• perf (Linux) —performance analyzing tool
• PCRE —regular expression library
• PROJ — library formap projections and coordinate transforms
• Quartz 2D — 2D graphics renderingAPI formacOS andiOS platforms, part of theCore Graphics framework.
• Raylib — simple library for games andmultimedia
• Redland RDF Application Framework —RDFdata storage library
• S2n-tls —TLS implementation fromAWS
• Setcontext —context switching library functions
• SDL — Simple DirectMedia Layer
• systemd — system and service manager libraries forLinux
• Tk —GUI widgets for buildinggraphical user interfaces
• VDPAU —video decoding acceleration API
• Vorbis — audio compression codec library
• VTD-XML — high-performanceXMLparser
• Wimlib — library for handlingWindows Imaging Formatdisk images
• Windows.h — baseWindows APIheader file
• WolfSSH — lightweightSSH library
• WolfSSL — lightweightSSL/TLS library
• X Toolkit Intrinsics — toolkit library for theX Window System
• x264 —H.264video codec library
• XCB — C binding for theX Window System protocol
• Xft — font rendering library usingFreeType
• Xlib — low-levelX Window SystemAPI
• XMDF — eXtensible Model Data Format forscientific data
• XMLStarlet — XML command-line toolkit
• zlib —data compression
• Zopfli —data compressionlibrary that performsdeflate,gzip andzlib data encoding.
• Zstd — fastdata compression library

• Anjuta — GNOME IDE
• CLion — cross-platform commercial IDE from JetBrains
• Code::Blocks — cross-platform open-source IDE
• CodeLite — open-source IDE
• Dev-C++
• Eclipse CDT
• Geany — text editor with IDE features
• KDevelop —KDE IDE
• NetBeans
• Qt Creator
• SlickEdit
• Visual Studio
• Xcode

• CodeSandbox — online IDE primarily for web development with some C support via containers
• GitHub Codespaces — cloud-basedonline IDE developed byGitHub
• Google Cloud Shell — browser-based shell and editor that can compile and run C programs
• Replit — browser-based IDE

• Clang — compiler front end for C, C++, and other languages, part of theLLVM project
• Comeau C/C++ — commercial C and C++ compiler for multiple platforms
• GCC (GNU Compiler Collection) — widely used free and open-source compiler supporting C and many other languages
• Intel C Compiler — proprietary optimizing C compiler from Intel
• LCC — lightweight retargetable compiler for ANSI C
• Microsoft C Compiler — Microsoft's implementation for Windows platforms
• Small-C — early C compiler targeting microcomputers
• SubC –public domain compiler
• Sun C Compiler — Oracle/Sun Microsystems’ C compiler for Solaris
• Tiny C Compiler (TCC) — small, fast C compiler
• Turbo C — Borland's C compiler for DOS
• Watcom C Compiler — C compiler originally by Watcom, later Open Watcom project
• Zortech C — early commercial compiler with support for C and C++

• CMake —software development tool forbuildingapplications viacompiler-independent instructions
• GNU Autotools — build automation tools
• GNU Make — automation tool
• Meson —build automationtool for building acodebase

• AddressSanitizer — runtime memory error detector
• GDB —GNU Project debugger
• LLDB —LLVM debugger
• Valgrind — debugging and profiling suite
• SlickEdit —IDE and debugger
• strace — diagnostic, debugging, and instructional userspace utility.
• ltrace — debugger and library call tracing tool

• Cantata++ — commercial unit and integration testing tool for C and C++
• Check —unit testing framework
• CUnit — unit testing framework
• Parasoft C/C++test — commercial static analysis and unit testing framework
• TBrun — unit testing tool in the LDRA Testbed suite
• TPT — model-based testing tool for embedded systems

• Automatically Tuned Linear Algebra Software — high-performancelinear algebra routines
• Basic Linear Algebra Subprograms (BLAS) —linear algebra operations library
• Fastest Fourier Transform in the West –discrete Fourier transforms
• GNU MPFR —multiple-precisionfloating-point library
• GNU Multiple Precision Arithmetic Library (GMP) –arbitrary-precision arithmetic
• Integer set library —mathematical library for manipulating integer sets
• LAPACK — linear algebra library for solving systems of equations
• Libfixmath —fixed-point arithmetic library for embedded systems
• Lis (linear algebra library) –scalableparallel software library to solvediscretizedlinear equations andeigenvalue problems
• Locally Optimal Block Preconditioned Conjugate Gradient (LOBPCG)
• Math Kernel Library – functions includeBLAS,LAPACK,ScaLAPACK, sparse solvers,fast Fourier transforms, and vector math.
• OpenBLAS – Linear algebra library forBLAS andLAPACKAPIs
• PARI/GP —computer algebra system with number theory libraries

• GNU Scientific Library — numerical library for scientific computing
• Hypre – library ofroutines forscalable (parallel) solutions of linear systems
• Nrrd — library andfile format for n-dimensionalraster data to support scientific visualizations andimage processing applications
• Portable, Extensible Toolkit for Scientific Computation (PETSc) – Scientific simulation software
• UMFPACK – routines for solving unsymmetricsparselinear systems

• Fast Artificial Neural Network — open-sourceartificial neural network library
• Darknet — framework forconvolutional neural networks, known forYOLO object detection.

• SQLite —public domain embeddedSQLdatabase engine
• libpq —PostgreSQL client library

• List of C-family programming languages
• List of free software programmed in C
• List of chatbots
• List of C++ software and tools
• List of Java frameworks
• List of JavaScript libraries andComparison of JavaScript-based web frameworks
• List of Python software
• List of Ruby software and tools
• List of computer books for C
• List of computer programming journals
• Outline of the C programming language

• https://github.com/oz123/awesome-c
• https://sourceforge.net/directory/libraries/c/?os=windows&os=mac&os=linux

• Open-source C libraries
• Open-source C frameworks

• C (programming language)
• C (programming language) libraries
• Free software programmed in C
• Software development
• Integrated development environments
• Lists of software
• Computer libraries
• Free and open-source software
• Programming tools

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