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Immediate-Mode-UI / Nuklear

Star 11.5k

A single-header ANSI C immediate mode cross-platform GUI library

c gui imgui header-only multiplatform nuklear c89 single-header-lib single-header
  • Updated Nov 5, 2026
  • C

p-ranav / awesome-hpp

Star 4.2k

A curated list of awesome header-only C++ libraries

lists c-plus-plus list cplusplus cross-platform libraries modern-cpp cpp14 resources cpp11 header-only awesome-list cpp17 cpp-library cpp98 single-header-lib single-header cpp20 cpp03 header-library
  • Updated Nov 6, 2025

p-ranav / indicators

Star 3.4k

Activity Indicators for Modern C++

lightweight library cpp format progress-bar cpp11 header-only formatted-text mit-license spinners loading-animations single-header-lib terminal-colors loading-indicator single-header activity-indicator elapsed-time termcolor multiprogress progress-spinner
  • Updated May 9, 2025
  • C++

microsoft / proxy

Star 3k

Proxy: Next Generation Polymorphism in C++

library cross-platform cpp header-only polymorphism duck-typing single-header cpp20
  • Updated Jan 29, 2026
  • C++
mitata

evanwashere / mitata

Star 2.5k

benchmark tooling that loves you ❤️

nodejs javascript benchmark library performance node v8 cpp spidermonkey bun single-header jsc deno graaljs microbenchmark
  • Updated Feb 17, 2025
  • JavaScript

p-ranav / tabulate

Star 2.2k

Table Maker for Modern C++

cli library terminal view table cpp14 cpp11 alignment cpp17 formatted-text mit-license table-maker borders single-header-lib single-header font-styles aligned column-alignment multi-byte-characters
  • Updated Oct 14, 2026
  • C++

lieff / minimp3

Star 2k

Minimalistic MP3 decoder single header library

audio music minimal decoder mp3 sound small tiny codec mini mp3-decoder single-header-lib single-header mini-mp3
  • Updated Jul 27, 2026
  • C

ColleagueRiley / RGFW

Sponsor
Star 1.9k

A lightweight single-header cross-platform library for general windowing

macos lightweight unix library opengl cross-platform graphics c99 winapi x11 windowing cocoa xlib pure-c silicon webasm single-header hedgehogsoft
  • Updated Nov 10, 2026
  • C

fungos / cr

Sponsor
Star 1.8k

cr.h: A Simple C Hot Reload Header-only Library

c windows linux gamedev osx tool live-coding header-only hot-reload single-header-lib single-header gamedev-tool single-header-library header-only-lib header-only-library
  • Updated Jun 23, 2026
  • C++
nanobench

martinus / nanobench

Sponsor
Star 1.7k

Simple, fast, accurate single-header microbenchmarking functionality for C++11/14/17/20

benchmark cpp cpp11 header-only single-header-lib single-file single-header microbenchmark
  • Updated Sep 7, 2026
  • C++

HandmadeMath / HandmadeMath

Star 1.6k

A simple math library for games and computer graphics. Compatible with both C and C++. Public domain and easy to modify.

math graphics vector matrix game-development single-header
  • Updated Mar 17, 2026
  • C

zpl-c / librg

Star 1.5k

🚀 Making multi-player gamedev simpler since 2017

game c lightweight gamedev sync library networking replication cpp multiplayer network enet chunk header-only zpl low-level single-header librg netcode game-networking
  • Updated Jan 31, 2026
  • C

zpl-c / enet

Star 1.1k

⚡️ ENet reliable UDP networking library

c lightweight gamedev networking fork cpp ipv6 network udp enet header-only netlib single-header
  • Updated Jun 16, 2026
  • C

e-dant / watcher

Star 808

Filesystem watcher. Works anywhere. Simple, efficient and friendly.

nodejs javascript python c fast cpp simple filesystem efficient header-only safe watcher friendly single-header thread-safe
  • Updated Jul 5, 2026
  • C++
matchit.cpp

BowenFu / matchit.cpp

Sponsor
Star 654

match(it): A lightweight single-header pattern-matching library for C++17 with macro-free APIs.

lightweight c-plus-plus cpp pattern-matching header-only cpp17 c-plus-plus-17 cpp-library single-header-lib single-header cpp17-library single-header-library
  • Updated Oct 14, 2026
  • C++

p-ranav / csv2

Star 622

Fast CSV parser and writer for Modern C++

csv modern-cpp cpp11 iterators header-only mmap mit-license lazy-evaluation csv-parser csv-reader single-header-lib string-parsing memory-mapped-file csv-writer single-header comma-separated-values line-reader header-library single-threaded blazing-fast
  • Updated Oct 14, 2026
  • C++

lieff / minih264

Star 586

Minimalistic H264/SVC encoder single header library

encoding h264 video minimal encoder codec video-codec x264 mini single-header-lib svc single-header h264-svc
  • Updated Dec 10, 2020
  • C

NVIDIA / jitify

Star 576

A single-header C++ library for simplifying the use of CUDA Runtime Compilation (NVRTC).

cpp cuda runtime-compilation single-header nvrtc jit-compilation
  • Updated Sep 15, 2025
  • C++

nathhB / nbnet

Sponsor
Star 568

single header C(99) library to implement client-server network code for games

c udp webrtc c99 game-development single-header-lib single-header
  • Updated Oct 1, 2026
  • C

edubart / minilua

Star 412

Single-file port of Lua, a powerful scripting language.

c lua game-development scripting-language single-header-lib single-file single-header minilua
  • Updated Jan 5, 2026
  • C

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