add more frameworks:

- [island](https://github.com/tgfrerer/island) - Project Island is an experimental, hot-reloading Vulkan Renderer for Linux and Windows, written in C/C++.
- [NAP](https://github.com/napframework/nap) - NAP Framework: real-time control & visualization platform.

Author: lndpj

README.md

@@ -111,6 +111,7 @@ A curated list of awesome C++ (or C) frameworks, libraries, resources, and shiny
 * [Folly](https://github.com/facebook/folly) - An open-source C++ library developed and used at Facebook. [Apache2]
 * [FunctionalPlus](https://github.com/Dobiasd/FunctionalPlus) - Functional Programming Library for C++. Write concise and readable C++ code. [MIT]
 * [GLib](https://wiki.gnome.org/Projects/GLib) - GLib provides the core application building blocks for libraries and applications written in C. [LGPL]
+* [island](https://github.com/tgfrerer/island) - Project Island is an experimental, hot-reloading Vulkan Renderer for Linux and Windows, written in C/C++.
 * [itlib](https://github.com/iboB/itlib) - A collection of std-like single-header C++ libraries  [MIT]
 * [JUCE](https://github.com/julianstorer/JUCE) - An all-encompassing C++ class library for developing cross-platform software. [Core-Module: ISC, Rest: GPL2/GPL3/Proprietary] [website](http://www.juce.com/)
 * [Kigs framework](https://github.com/Kigs-framework/kigs) - A free and open source C++ modular multi-purpose cross platform RAD framework. [MIT] [website](https://kigs-framework.org/)
@@ -120,6 +121,7 @@ A curated list of awesome C++ (or C) frameworks, libraries, resources, and shiny
 * [libxutils](https://github.com/kala13x/libxutils) - Simple and yet powerful cross-platform C library providing data structures, algorithms and much more. [MIT]
 * [Loki](http://loki-lib.sourceforge.net/) - A C++ library of designs, containing flexible implementations of common design patterns and idioms. [MIT]
 * [MiLi](https://github.com/MariadeAnton/MiLi) - Minimal headers-only C++ Library. [Boost]
+* [NAP](https://github.com/napframework/nap) - NAP Framework: real-time control & visualization platform
 * [OpenFrameworks](https://github.com/openframeworks/openFrameworks) - A cross platform open source toolkit for creative coding in C++. [MIT] [website](http://www.openframeworks.cc/)
 * [PhotonLibOS](https://github.com/alibaba/PhotonLibOS) - A comprehensive C++ framework featuring efficient user-space threading (coroutine with work-stealing), I/O, networking, RPC, HTTP, etc., and used extensively in Alibaba. It is compatible with C++ 14/17/20/23, Linux, MacOS, x86-64, ARM64, gcc and clang. [Apache2] [website](https://photonlibos.github.io/)
 * [Qt](https://github.com/qt) :zap: - A cross-platform application and UI framework. [GPL/LGPL/Proprietary] [website](https://www.qt.io)