header-only
There are 2119 repositories under header-only topic.
nlohmann/json
JSON for Modern C++
gabime/spdlog
Fast C++ logging library.
yhirose/cpp-httplib
A C++ header-only HTTP/HTTPS server and client library
skypjack/entt
Gaming meets modern C++ - a fast and reliable entity component system (ECS) and much more
Immediate-Mode-UI/Nuklear
A single-header ANSI C immediate mode cross-platform GUI library
g-truc/glm
OpenGL Mathematics (GLM)
ipkn/crow
Crow is very fast and easy to use C++ micro web framework (inspired by Python Flask)
idea4good/GuiLite
✔️The smallest header-only GUI library(4 KLOC) for all platforms
doctest/doctest
The fastest feature-rich C++11/14/17/20/23 single-header testing framework
Neargye/magic_enum
Static reflection for enums (to string, from string, iteration) for modern C++, work with any enum type without any macro or boilerplate code
CrowCpp/Crow
A Fast and Easy to use microframework for the web.
p-ranav/awesome-hpp
A curated list of awesome header-only C++ libraries
hanickadot/compile-time-regular-expressions
Compile Time Regular Expression in C++
p-ranav/indicators
Activity Indicators for Modern C++
p-ranav/argparse
Argument Parser for Modern C++
microsoft/proxy
Proxy: Next Generation Polymorphism in C++
SergiusTheBest/plog
Portable, simple and extensible C++ logging library
friendlyanon/cmake-init
The missing CMake project initializer
Neargye/nameof
Nameof operator for modern C++, simply obtain the name of a variable, type, function, macro, and enum
Dobiasd/FunctionalPlus
Functional Programming Library for C++. Write concise and readable C++ code.
zeromq/cppzmq
Header-only C++ binding for libzmq
dfeneyrou/palanteer
Visual Python and C++ nanosecond profiler, logger, tests enabler
stephenberry/glaze
Extremely fast, in memory, JSON and reflection library for modern C++
taocpp/PEGTL
Parsing Expression Grammar Template Library
skypjack/uvw
Header-only, event based, tiny and easy to use libuv wrapper in modern C++ - now available as also shared/static library!
pocketpy/pocketpy
Portable Python 3.x Interpreter in Modern C for Game Scripting
marzer/tomlplusplus
Header-only TOML config file parser and serializer for C++17.
vimpunk/mio
Cross-platform C++11 header-only library for memory mapped file IO
pantor/inja
A Template Engine for Modern C++
JustasMasiulis/lazy_importer
library for importing functions from dlls in a hidden, reverse engineer unfriendly way
nemtrif/utfcpp
UTF-8 with C++ in a Portable Way
boostorg/hana
Your standard library for metaprogramming
aantron/better-enums
C++ compile-time enum to string, iteration, in a single header file
kfrlib/kfr
Fast, modern C++ DSP framework, FFT, Sample Rate Conversion, FIR/IIR/Biquad Filters (SSE, AVX, AVX-512, ARM NEON)
fungos/cr
cr.h: A Simple C Hot Reload Header-only Library
artivis/manif
A small C++11 header-only library for Lie theory.