The Top 783 Header Only Open Source Projects on Github

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Messaging 📦 97

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Web User Interface 📦 194

The Top 783 Header Only Open Source Projects on Github

Categories > Programming Languages > Header Only

Json ⭐ 26,578

JSON for Modern C++

Spdlog ⭐ 12,626

Fast C++ logging library.

Crow is very fast and easy to use C++ micro web framework (inspired by Python Flask)

Gaming meets modern C++ - a fast and reliable entity component system (ECS) and much more

Cpp Httplib ⭐ 5,725

A C++ header-only HTTP/HTTPS server and client library

Guilite ⭐ 5,578

✔️The smallest header-only GUI library(4 KLOC) for all platforms

OpenGL Mathematics (GLM)

Doctest ⭐ 3,447

The fastest feature-rich C++11/14/17/20 single-header testing framework

Magic_enum ⭐ 2,029

Static reflection for enums (to string, from string, iteration) for modern C++, work with any enum type without any macro or boilerplate code

Compile Time Regular Expressions ⭐ 2,011

A Compile time PCRE (almost) compatible regular expression matcher.

Indicators ⭐ 1,620

Activity Indicators for Modern C++

Functionalplus ⭐ 1,449

Functional Programming Library for C++. Write concise and readable C++ code.

Awesome Hpp ⭐ 1,413

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

Pegtl ⭐ 1,393

Parsing Expression Grammar Template Library

Header-only, event based, tiny and easy to use libuv wrapper in modern C++ - now available as also shared/static library!

Your standard library for metaprogramming

Cppzmq ⭐ 1,160

Header-only C++ binding for libzmq

Better Enums ⭐ 1,156

C++ compile-time enum to string, iteration, in a single header file

Portable, simple and extensible C++ logging library

Nameof ⭐ 1,121

Nameof operator for modern C++, simply obtain the name of a variable, type, function, macro, and enum

Cross-platform C++11 header-only library for memory mapped file IO

Fast, modern C++ DSP framework, FFT, Sample Rate Conversion, FIR/IIR/Biquad Filters (SSE, AVX, AVX-512, ARM NEON)

single header libraries for C/C++

🚀 Making multi-player gamedev simpler since 2017

Argh! A minimalist argument handler.

Robin Hood Hashing ⭐ 840

Fast & memory efficient hashtable based on robin hood hashing for C++11/14/17/20

Argparse ⭐ 818

Argument Parser for Modern C++

A Template Engine for Modern C++

Frugally Deep ⭐ 781

Header-only library for using Keras models in C++.

A Header-Only cross-platform C++ TCP network library . Can use vcpkg(https://github.com/Microsoft/vcpkg/tree/master/ports/brynet) install

easy to use, powerful & expressive command line argument parsing for modern C++ / single header / usage & doc generation

📐 Pushing the boundaries of simplicity

Filesystem ⭐ 693

An implementation of C++17 std::filesystem for C++11 /C++14/C++17/C++20 on Windows, macOS, Linux and FreeBSD.

A small C++11 header-only library for Lie theory.

UT: C++20 μ(micro)/Unit Testing Framework

a compile-time, header-only, dimensional analysis and unit conversion library built on c++14 with no dependencies.

Gsl Lite ⭐ 639

gsl-lite – A single-file header-only version of ISO C++ Guidelines Support Library (GSL) for C++98, C++11, and later

Random for modern C++ with convenient API

Tinydir ⭐ 589

Lightweight, portable and easy to integrate C directory and file reader

Tomlplusplus ⭐ 557

Header-only TOML config file parser and serializer for C++17 (and later!).

Hat Trie ⭐ 554

C++ implementation of a fast and memory efficient HAT-trie

Mpmcqueue ⭐ 552

A bounded multi-producer multi-consumer concurrent queue written in C++11

Robin Map ⭐ 544

C++ implementation of a fast hash map and hash set using robin hood hashing

Pgm Index ⭐ 544

🏅State-of-the-art learned data structure that enables fast lookup, predecessor, range searches and updates in arrays of billions of items using orders of magnitude less space than traditional indexes

Nanobench ⭐ 541

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

Lazy_importer ⭐ 533

library for importing functions from dlls in a hidden, reverse engineer unfriendly way

Eventpp ⭐ 520

Event Dispatcher and callback list for C++

Spectra ⭐ 501

A header-only C++ library for large scale eigenvalue problems

Earcut.hpp ⭐ 492

Fast, header-only polygon triangulation

Cpp Peglib ⭐ 487

A single file C++ header-only PEG (Parsing Expression Grammars) library

Hopscotch Map ⭐ 484

C++ implementation of a fast hash map and hash set using hopscotch hashing

Cranium ⭐ 480

🤖 A portable, header-only, artificial neural network library written in C99

Tinyfsm ⭐ 472

A simple C++ finite state machine library

TOML for Modern C++

Picosha2 ⭐ 446

a header-file-only, SHA256 hash generator in C++

A Fast and Easy to use microframework for the web.

C++ header-only JSON library

Tiny Utf8 ⭐ 362

Unicode (UTF-8) capable std::string

Spscqueue ⭐ 347

A bounded single-producer single-consumer wait-free and lock-free queue written in C++11

Span Lite ⭐ 343

span lite - A C++20-like span for C++98, C++11 and later in a single-file header-only library

Metalang99 ⭐ 338

Full-blown preprocessor metaprogramming

Structopt ⭐ 337

Parse command line arguments by defining a struct

Obfuscate ⭐ 331

Guaranteed compile-time string literal obfuscation header-only library for C++14

Jwt Cpp ⭐ 330

A header only library for creating and validating json web tokens in c++

A modern, C++11-native, single-file header-only, tiny framework for unit-tests, TDD and BDD (includes C++98 variant)

Optional Lite ⭐ 310

optional lite - A C++17-like optional, a nullable object for C++98, C++11 and later in a single-file header-only library

A modern C++ BVH construction and traversal library

Fundamental C++ SIMD types for Intel CPUs (sse, avx, avx2, avx512)

Ordered Map ⭐ 270

C++ hash map and hash set which preserve the order of insertion

A C++ await/yield emulation library for stackless coroutine

Header-only, non-intrusive and macro-free runtime reflection system in C++

String View Lite ⭐ 266

string_view lite - A C++17-like string_view for C++98, C++11 and later in a single-file header-only library

Thorsserializer ⭐ 260

C++ Serialization library for JSON

Histogram ⭐ 254

Fast multi-dimensional generalized histogram with convenient interface for C++14

A simple to use, composable, command line parser for C++ 11 and beyond

⚡️ ENet reliable UDP networking library

[DEPRECATED] See https://github.com/p-ranav/csv2

Minidnn ⭐ 243

A header-only C++ library for deep neural networks

Human-friendly unit testing for C++11

A C++11 or library for parsing and serializing JSON to and from a DOM container in memory.

Header only c++ network library, based on asio,support tcp,udp,http,websocket,rpc,ssl,icmp,serial_port.

Approvaltests.cpp ⭐ 236

Native ApprovalTests for C++ on Linux, Mac and Windows

🧮 A research programming language on top of C macros

C++ library for constrained Delaunay triangulation (CDT)

Neither ⭐ 222

Either and Maybe monads for better error-handling in C++ ↔️

Aegis.cpp ⭐ 220

Discord C++ library for interfacing with the API. Join our server: https://discord.gg/w7Y3Bb8

Libgrape Lite ⭐ 210

🍇 A C++ library for parallel graph processing 🍇

Lightweight Error Augmentation Framework

Minicoro ⭐ 209

Single header asymmetric stackful cross-platform coroutine library in pure C.

Sparse Map ⭐ 207

C++ implementation of a memory efficient hash map and hash set

Inline_syscall ⭐ 198

Inline syscalls made easy for windows on clang

TE: C++17 Run-time polymorphism (type erasure) library

C++ header-only fixed-point math library

Variant Lite ⭐ 194

variant lite - A C++17-like variant, a type-safe union for C++98, C++11 and later in a single-file header-only library

Emojicpp ⭐ 192

Emoji 😄 for c++ developers 👍

Libchef ⭐ 188

🍀 c++ standalone header-only basic library. || c++头文件实现无第三方依赖基础库

Acutest ⭐ 187

Simple header-only C/C++ unit testing facility.

Abstraction Library for Parallel Kernel Acceleration :llama:

Matchit.cpp ⭐ 173

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

Expected Lite ⭐ 170

expected lite - Expected objects in C++11 and later in a single-file header-only library

1-100 of 783 projects

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Advertising 📦 9

Application Programming Interfaces 📦 120

Applications 📦 181

Artificial Intelligence 📦 72

Blockchain 📦 70

Build Tools 📦 111

Cloud Computing 📦 79

Code Quality 📦 28

Collaboration 📦 30

Command Line Interface 📦 48

Community 📦 81

Companies 📦 60

Compilers 📦 60

Computer Science 📦 74

Configuration Management 📦 39

Content Management 📦 167

Control Flow 📦 197

Data Formats 📦 77

Data Processing 📦 266

Data Storage 📦 132

Economics 📦 60

Frameworks 📦 198

Graphics 📦 103

Hardware 📦 148

Integrated Development Environments 📦 47

Learning Resources 📦 147

Libraries 📦 119

Lists Of Projects 📦 21

Machine Learning 📦 336

Mapping 📦 61

Marketing 📦 15

Mathematics 📦 55

Messaging 📦 97

Networking 📦 304

Operating Systems 📦 84

Operations 📦 120

Package Managers 📦 52

Programming Languages 📦 229

Runtime Environments 📦 96

Science 📦 42

Security 📦 375

Social Media 📦 26

Software Architecture 📦 70

Software Development 📦 68

Software Performance 📦 57

Software Quality 📦 127

Text Editors 📦 45

Text Processing 📦 131

User Interface 📦 310

User Interface Components 📦 465

Version Control 📦 29

Virtualization 📦 68

Web Browsers 📦 38

Web Servers 📦 25

Web User Interface 📦 194

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