diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
new file mode 100644
index 00000000..296d0727
--- /dev/null
+++ b/.github/workflows/coverage.yml
@@ -0,0 +1,49 @@
+name: Coverage
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+
+jobs:
+  coverage:
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Install tools
+      run: sudo apt-get update && sudo apt-get install -y lcov gcovr
+
+    # ---- BUILD ----
+    - name: Configure
+      run: cmake -DCOVERAGE=ON -DCMAKE_BUILD_TYPE=Debug -DBUILD_TESTING=ON .
+
+    - name: Build
+      run: make -j
+
+    # ---- RUN TESTS ----
+    - name: Run tests
+      run: |
+        if [ -f "CTestTestfile.cmake" ]; then
+          ctest --output-on-failure
+        else
+          bin/all_tests          
+        fi
+
+    # ---- GENERATE COVERAGE ----
+    - name: Generate coverage
+      run: |
+        gcovr \
+          --root . \
+          --xml-pretty \
+          --output coverage.xml \
+          --exclude 'test/*' \
+          --exclude 'build/*'
+
+    # ---- SEND TO COVERALLS ----
+    - name: Upload to Coveralls
+      uses: coverallsapp/github-action@v2
+      with:
+        github-token: ${{ secrets.GITHUB_TOKEN }}
+        path-to-lcov: coverage.xml
diff --git a/CMakeLists.txt b/CMakeLists.txt
index afcec394..9e4a5afa 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,7 +1,6 @@
-#CMakeLists.txt file for cvx_presolver
 cmake_minimum_required(VERSION 3.20)
 project(PSLP
-  LANGUAGES C CXX
+  LANGUAGES C CXX # The library is written in C, but we also have some C++ test files
   VERSION 0.1.0
   DESCRIPTION "PSLP — A Lightweight C Presolver for Linear Programs"
 )
@@ -95,7 +94,7 @@ else()
 endif()
 
 # Create PSLP library
-add_library(PSLP ${CORE_SOURCES})# ${PRIVATE_HEADERS})
+add_library(PSLP ${CORE_SOURCES})
 target_include_directories(PSLP
   PUBLIC
     $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include/PSLP>
@@ -126,7 +125,7 @@ else()
 endif()
 
 # Testing
-option(BUILD_TESTING "Build tests" ON)
+option(BUILD_TESTING "Build tests" OFF)
 if(BUILD_TESTING)
   include(CTest)
   enable_testing()
@@ -158,6 +157,15 @@ else()
   message(STATUS "Testing disabled")
 endif()
 
+option(COVERAGE "Enable coverage reporting" OFF)
+
+if(COVERAGE)
+    message(STATUS "Building with coverage flags")
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -O0 -g --coverage")
+    set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} --coverage")
+    set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} --coverage")
+endif()
+
 add_executable(test_cpp EXCLUDE_FROM_ALL tests/test_cpp.cpp)
 target_link_libraries(test_cpp PRIVATE PSLP)
 
diff --git a/include/core/debug_macros.h b/include/core/debug_macros.h
index 49abe928..748c5a2d 100644
--- a/include/core/debug_macros.h
+++ b/include/core/debug_macros.h
@@ -35,8 +35,6 @@
 #define HUGE_BOUND_ARG , huge_bound_ok
 #endif
 
-// OBS: The macros should be wrapped inside a DEBUG when use
-
 #ifndef NDEBUG
 #define DEBUG(code)                                                                 \
     do                                                                              \