Debug: Add libcheck

README.md

@@ -311,6 +311,7 @@ A curated list of awesome C++ (or C) frameworks, libraries, resources, and shiny
 * [backward-cpp](https://github.com/bombela/backward-cpp) - A beautiful stack trace pretty printer for C++. [MIT]
 * [benchmark](https://github.com/google/benchmark) - Google provided small microbenchmark support library. [Apache2]
 * [Boost.Test](http://www.boost.org/doc/libs/master/libs/test/doc/html/index.html) - Boost Test Library. [Boost]
+* [check](https://github.com/libcheck/check) - Check is a unit testing framework for C. [LGPL-2.1] [website](https://libcheck.github.io/check/)
 * [doctest](https://github.com/onqtam/doctest) - The lightest feature rich C++ single header testing framework. [MIT]
 * [Catch](https://github.com/philsquared/Catch) - A modern, C++-native, header-only, framework for unit-tests, TDD and BDD. [Boost]
 * [Catch2](https://github.com/catchorg/Catch2) - A modern, C++-native, header-only, test framework for unit-tests, TDD and BDD. [BSL-1.0]