C Deep

1. kann

   1 5 688 0.0 C

   A lightweight C library for artificial neural networks

   KANN - Two-file ANN library. MIT

2. SaaSHub

   www.saashub.com featured

   SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

   

3. LibDEEP

   2 1 23 0.0 C

   LibDEEP - Deep learning library. BSD-3-Clause

4. b63

   3 1 55 0.0 C

   Micro-benchmarking library for C and C++ with PMU counters tracking

   b63 - Light-weight micro-benchmarking tool for C. Apache-2.0

5. autotools-skeleton

   4 1 22 2.2 C

   Simple autotools template for quick project bootstrapping

   

   Autotools project skeleton - A simple autotools skeleton (template) to quickly bootstrap new projects. BSD-2-Clause

6. premake-core

   5 3 3,305 9.3 C

   Premake

   

   Premake - Command-line utility which reads a scripted definition of a software project and uses it to generate project files for Visual Studio and GNU Make. Other targets are also being worked on. BSD-3-Clause

7. zproject

   6 1 148 5.8 Shell

   CLASS Project Generator

   

   zproject - Project generator and build system support tool. MPL-2.0

8. distcc

   7 5 2,101 5.2 C

   distributed builds for C, C++ and Objective C

   

   distcc - Program that allows builds to be distributed among several machines. GPL-2.0-or-later

9. brotli

   8 32 13,728 7.4 TypeScript

   Brotli compression format

   

   Brotli - General-purpose lossless compression algorithm library. Has speeds comparable to DEFLATE, but much higher compression ratios. MIT.

10. CRoaring

    9 10 1,591 8.5 C

    Roaring bitmaps in C (and C++), with SIMD (AVX2, AVX-512 and NEON) optimizations: used by Apache Doris, ClickHouse, and StarRocks

    

    CRoaring - C implementation of Roaring bitmaps. Apache-2.0

11. FiniteStateEntropy

    10 4 1,348 3.2 C

    New generation entropy codecs : Finite State Entropy and Huff0

    

    FiniteStateEntropy - Two highly efficient compression codecs optimized for modern CPUs. BSD-2-Clause

12. density

    11 3 983 0.0 C

    Discontinued Superfast compression library

    

    DENSITY - Super-fast compression library. BSD-3-Clause

13. heatshrink

    12 5 1,342 0.0 C

    data compression library for embedded/real-time systems

    

    heatshrink - Data compression/decompression library for embedded and real-time systems. ISC

14. fast_zlib

    13 1 133 0.0 C

    Heavily optimized zlib compression algorithm

    fast_zlib - Improved zlib, which runs 2 to 10 times faster. BSD-3-Clause

15. FastLZ

    14 1 453 2.9 C

    Small & portable byte-aligned LZ77 compression (by ariya)

    

    fastLZ - Lightning-fast lossless compression library (LZ77 type). Embbedable on small target like ARM Cortex-M families. Source code directly embbedable on your project ( a pair of h/c files), no dynamic memory allocation. MIT

16. huffandpuff

    15 1 99 0.0 C

    Minimal Huffman coder/decoder

    huffandpuff - Minimal Huffman encoder and decoder. Public domain.

17. str

    16 2 317 5.7 C

    str: yet another string library for C language.

    libzip - C library for reading, creating and modifying zip archives. BSD-3-Clause

18. lizard

    17 4 654 0.0 C

    Lizard (formerly LZ5) is an efficient compressor with very fast decompression. It achieves compression ratio that is comparable to zip/zlib and zstd/brotli (at low and medium compression levels) at decompression speed of 1000 MB/s and faster. (by inikep)

    Lizard - Formerly LZ5; an efficient compressor with fast decompression. Achieves compression ratios comparable with zip and zlib at decompression speeds of 1000MB/s and faster. BSD-2-Clause

19. pixz

    18 8 715 4.0 C

    Parallel, indexed xz compressor

    pixz - Parallel, indexed xz compressor. BSD-2-Clause

20. simdcomp

    19 1 489 3.5 C

    A simple C library for compressing lists of integers using binary packing

    SIMDComp - Simple library for compressing lists of integers using binary packing. Makes use of SIMD instructions on x86. BSD-3-Clause

21. smaz

    20 3 1,176 0.0 C

    Small strings compression library

    smaz - Efficient string compression library. BSD-3-Clause

22. squash

    21 1 410 0.0 C

    Compression abstraction library and utilities

    

    squash - Compression abstraction library, complete with some utilities. MIT

23. TurboPFor

    22 8 784 8.5 C

    Fastest Integer Compression

    TurboPFor - Fastest integer compression. GPL-2.0-or-later

24. TurboRLE

    23 1 285 5.2 C

    TurboRLE-Fastest Run Length Encoding

    TurboRLE - Most efficient run-length encoding. GPL-2.0-or-later

25. zip

    24 3 1,445 6.1 C

    A portable, simple zip library written in C (by kuba--)

    zip - Really really small zip archive processing library. Unlicense

26. ZLib

    25 51 5,890 8.0 C

    A massively spiffy yet delicately unobtrusive compression library.

    Zlib - Massively spiffy yet delicately unobtrusive compression library. BSD-3-Clause

27. libarchive

    26 36 3,097 9.4 C

    Multi-format archive and compression library

    

    libarchive - libarchive is a portable, efficient C library that can read and write streaming archives in a variety of formats. BSD-3-Clause

28. xmake

    27 167 10,507 9.9 Lua

    🔥 A cross-platform build utility based on Lua

    

    xmake - Cross-platform build utility. Apache-2.0

29. raylib

    28 409 24,400 9.8 C

    A simple and easy-to-use library to enjoy videogames programming

    

    raylib - Simple and easy-to-use library to learn video game programming. Zlib

30. zlib-ng

    29 2 725 9.1 C

    Discontinued zlib replacement with optimizations for "next generation" systems. [Moved to: https://github.com/zlib-ng/zlib-ng] (by Dead2)

    

    zlib-ng - Zlib replacement with optimizations for 'next-generation' systems. BSD-3-Clause

31. RabbitMQ

    30 109 12,442 10.0 JavaScript

    Open source RabbitMQ: core server and tier 1 (built-in) plugins

    

    rabbitmq-c - Client library for RabbitMQ. MIT

32. PostgreSQL

    31 472 16,623 10.0 C

    Mirror of the official PostgreSQL GIT repository. Note that this is just a *mirror* - we don't work with pull requests on github. To contribute, please see https://wiki.postgresql.org/wiki/Submitting_a_Patch

    

    PostgreSQL - Powerful object-relational database system. PostgreSQL

33. checkedthreads

    32 2 290 0.0 C

    checkedthreads: no race condition goes unnoticed! Simple API, automatic load balancing, Valgrind-based checking

    checkedthreads - A simple library for parallelism, with built-in checking for race conditions. BSD-2-Clause

34. OpenSSL

    33 163 26,387 9.9 C

    TLS/SSL and crypto library

    

    OpenSSL - Implementation of the SSL and TLS protocols. Also includes a cryptography library. Dual Licensed under the OpenSSL License and the SSLeay License.

35. LibTomCrypt

    34 3 1,607 8.4 C

    LibTomCrypt is a fairly comprehensive, modular and portable cryptographic toolkit that provides developers with a vast array of well known published block ciphers, one-way hash functions, chaining modes, pseudo-random number generators, public key cryptography and a plethora of other routines.

    

    libtomcrypt - Fairly comprehensive, modular and portable cryptographic toolkit. Public domain.

36. libconcurrent

    35 1 360 1.8 Assembly

    :copyright: Concurrent Programming Library (Coroutine) for C11

    libconcurrent - Concurrent programming library, using coroutines, for C11. BSD-3-Clause

37. RetroArch

    36 266 10,735 9.9 C

    Cross-platform, sophisticated frontend for the libretro API. Licensed GPLv3.

    

    RetroArch - Reference frontend for libretro. GPL-3.0-only

38. GSL

    37 4 577 4.4 C

    GNU Scientific Library with CMake build support and AMPL bindings (by ampl)

    

    GSL - The GNU Scientific Library; a sophisticated numerical library. GPL-3.0-only.

39. libcsp

    38 2 1,314 1.9 C

    A concurrency C library 10x faster than Golang.

    libcsp - High performance concurrency C library influenced by the CSP model. MIT

40. GLFW

    39 79 13,342 7.4 C

    A multi-platform library for OpenGL, OpenGL ES, Vulkan, window and input

    

    GLFW - Multi-platform library for creating windows with OpenGL contexts. Zlib

41. Geany

    40 93 3,186 9.4 C

    A fast and lightweight IDE

    

    Geany - Small and fast IDE. GPL-2.0-or-later

42. libhl

    41 1 431 3.5 C

    Simple and fast C library implementing a thread-safe API to manage hash-tables, linked lists, lock-free ring buffers and queues

    libhl - Library implementing a thread-safe API to manage a range of data structures. Also provides some supporting functions and structures for concurrent and lockfree programming. LGPL-3.0-only

43. Jansson

    42 6 3,118 6.4 C

    C library for encoding, decoding and manipulating JSON data

    

    Jansson - Library for encoding, decoding and manipulating JSON. MIT

44. Onion

    43 2 2,032 0.0 C

    C library to create simple HTTP servers and Web Applications. (by davidmoreno)

    libonion - HTTP server library, designed to be easy to use. Apache-2.0

45. oclkit

    44 1 16 0.0 C

    A small C OpenCL wrapper

    oclkit - Two-file OpenCL wrapper. GPL-3.0-or-later

46. Tulip Indicators

    45 4 877 5.2 C

    Technical Analysis Indicator Function Library in C

    

    Tulip Indicators - Library of functions for technical analysis of financial data. LGPL-3.0-or-later

47. mbedTLS

    46 9 5,648 10.0 C

    An open source, portable, easy to use, readable and flexible TLS library, and reference implementation of the PSA Cryptography API. Releases are on a varying cadence, typically around 3 - 6 months between releases.

    

    mbed TLS - Another crypto implementation. Apache-2.0

48. ompi

    47 10 2,225 9.7 C

    Open MPI main development repository

    

    OpenMPI - Message passing interface implementation. BSD-3-Clause

49. Sophia

    48 2 1,861 0.0 C

    Modern transactional key-value/row storage library.

    sophia - Modern, embeddable key-value database. BSD-2-Clause

50. cmathl

    49 2 28 0.2 C

    Discontinued A pure-C math library with a great variety of mathematical functions. Seeks to be close to C89/C90 compliant for portability.

    

    cmathl - Math library with a great variety of mathematical functions with CMake build support. Seeks to be close to C89/C90 compliant for portability. MIT

51. rr

    50 113 9,278 9.5 C++

    Record and Replay Framework

    

    rr - Debugger that records non-deterministic executions to allow for deterministic debugging. BSD-2-Clause

52. pal

    51 2 308 1.8 C

    An optimized C library for math, parallel processing and data movement (by parallella)

    

    pal - Optimized library for maths, parallel processing and data movement. Apache-2.0

53. MIRACL

    52 1 651 0.0 C

    MIRACL Cryptographic SDK: Multiprecision Integer and Rational Arithmetic Cryptographic Library is a C software library that is widely regarded by developers as the gold standard open source SDK for elliptic curve cryptography (ECC).

    

    MIRACL - Multiprecision Integer and Rational Arithmetic Cryptographic Library; an SDK for elliptic curve cryptography. AGPL-3.0-or-later

54. Redis

    53 358 67,712 9.6 C

    Redis is an in-memory database that persists on disk. The data model is key-value, but many different kind of values are supported: Strings, Lists, Sets, Sorted Sets, Hashes, Streams, HyperLogLogs, Bitmaps.

    

    Redis - Advanced key-value store. BSD-3-Clause

55. MessagePack

    54 22 1,423 7.6 Java

    MessagePack serializer implementation for Java / msgpack.org[Java]

    

    mpack - Another implementation of the MessagePack serialization protocol. MIT

56. mpv

    55 851 29,343 9.9 C

    🎥 Command line video player

    

    libmpv - Music-playing library. GPL-2.0-or-later

57. MongoDB C Driver

    56 2 823 9.5 C

    The Official MongoDB driver for C language

    

    libmongoc - High-performance client library for MongoDB. Apache-2.0

58. meson

    57 112 5,771 9.8 Python

    The Meson Build System

    

    Meson - Extremely fast, user-friendly build system. Based on Ninja. Apache-2.0

59. lwan

    58 8 5,943 9.4 C

    Experimental, scalable, high performance HTTP server

    

    lwan - Experimental, scalable, high-performance HTTP server. GPL-2.0-only

60. libvips

    59 26 9,966 9.4 C

    A fast image processing library with low memory needs.

    

    libvips - Image processing library. LGPL-2.1-or-later

61. libuv

    60 80 24,680 9.2 C

    Cross-platform asynchronous I/O

    

    libuv - Cross-platform asynchronous I/O. MIT

62. libsoundio

    61 15 1,969 0.0 C

    C library for cross-platform real-time audio input and output

    libsoundio - Library for cross-platform, real-time audio input and output. Has a range of back-ends. MIT

63. libgit2

    62 30 9,782 9.7 C

    A cross-platform, linkable library implementation of Git that you can use in your application.

    

    libgit2 - Portable implementation of the Git core methods, provided as a re-entrant linkable library. Custom license.

64. libevent

    63 12 11,282 9.1 C

    Event notification library

    

    libevent - Event loop replacement for network servers. BSD-3-Clause

65. Allegro

    64 24 1,913 8.5 C

    The official Allegro 5 git repository. Pull requests welcome!

    

    Allegro - Cross-platform, video game development and multimedia library. Zlib

66. Kore

    65 13 3,706 6.1 C

    An easy to use, scalable and secure web application framework for writing web APIs in C or Python. || This is a read-only mirror, please see https://kore.io/mail and https://kore.io/source for information on how to contribute via the mailing lists.

    

    Kore - Easy-to-use web application framework for writing scalable web APIs in C. ISC

67. jemalloc

    66 42 9,700 8.6 C

    

    jemalloc - Malloc implementation that emphasizes avoidance of fragmentation and scalable concurrency support. BSD-2-Clause

68. FlatBuffers

    67 51 23,651 8.1 C++

    FlatBuffers: Memory Efficient Serialization Library

    

    flatcc - FlatBuffers compiler and library. Apache-2.0

69. nuklear

    68 4 1,580 3.0 C

    This project provides Go bindings for nuklear.h — a small ANSI C GUI library. (by golang-ui)

    

    nuklear - Small, C89, single-header widget toolkit. Public domain.

70. libsrt

    69 1 549 0.0 C

    libsrt is a C library for writing fast and safe C code, faster. It provides string, vector, bit set, set, map, hash set, and hash map handling. Suitable for soft and hard real-time. Allows both heap and stack allocation. *BETA* (API still can change: suggestions are welcome)

    libsrt - Soft and hard real-time data structures. BSD-3-Clause.

71. facil.io

    70 8 2,208 1.4 C

    Your high performance web application C framework

    

    facil.io - Mini-framework for web applications. Includes a fast HTTP and Websocket server, and also supports custom protocols. MIT

72. Expat

    71 1 8 0.0 C

    The Expat XML Parser (by coapp-packages)

    

    Expat - Stream-oriented XML parser. MIT

73. Cppcheck

    72 12 5,929 9.9 C++

    static analysis of C/C++ code

    Cppcheck - Static analysis tool. Despite the name, works well with C. GPL-3.0-or-later

74. ck

    73 7 2,428 7.2 C

    Concurrency primitives, safe memory reclamation mechanisms and non-blocking (including lock-free) data structures designed to aid in the research, design and implementation of high performance concurrent systems developed in C99+.

    

    ck - Concurrency primitives, safe memory reclamation mechanisms and non-blocking data structures. BSD-2-Clause

75. conan

    74 112 8,433 9.7 Python

    Conan - The open-source C and C++ package manager

    

    conan.io - Something of a package manager for C. MIT.

76. Genann

    75 7 2,037 0.0 C

    simple neural network library in ANSI C

    

    Genann - Simple ANN in C89, without additional dependencies. Zlib

77. go-coap

    76 4 465 6.7 Go

    Implementation of CoAP Server & Client in Go

    

    libcoap - Implementation of the Constrained Application Protocol. GPL-2.0-or-later or BSD-2-Clause

78. net_skeleton

    77 2 445 0.0 C

    Async non-blocking multi-protocol networking library for C/C++

    

    mongoose - Embedded web server. GPL-2.0-only

79. ccache

    78 30 2,377 9.3 C++

    ccache – a fast compiler cache

    

    ccache - Compiler cache designed to speed up recompilation. GPL-3.0-or-later

80. Klib

    79 23 4,263 3.4 C

    A standalone and lightweight C library

    

    klib - Small and lightweight implementations of common algorithms and data structures. MIT

81. Apophenia

    80 2 200 0.0 C

    A C library for statistical and scientific computing

    apophenia - Library for statistical and scientific computing. GPL-2.0-only

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