diff --git a/meson.build b/meson.build
new file mode 100644
--- /dev/null
+++ b/meson.build
@@ -0,0 +1,20 @@
+project('LFR_FSW', 'c')
+add_global_arguments(
+            '-DSW_VERSION_N1=@0@'.format(get_option('SW_VERSION_N1')),
+            '-DSW_VERSION_N2=@0@'.format(get_option('SW_VERSION_N2')),
+            '-DSW_VERSION_N3=@0@'.format(get_option('SW_VERSION_N3')),
+            '-DSW_VERSION_N4=@0@'.format(get_option('SW_VERSION_N4')),
+            language: 'c'
+    )
+
+subdir('LFR_basic-parameters')
+subdir('src')
+
+cppcheck = find_program('cppcheck', required : false)
+
+if cppcheck.found()
+  run_target('cppcheck',
+              command : [cppcheck, '--enable=all',
+              '--project=' + join_paths(meson.build_root(), 'compile_commands.json')]
+              )
+endif
diff --git a/meson.build.user b/meson.build.user
new file mode 100644
--- /dev/null
+++ b/meson.build.user
@@ -0,0 +1,345 @@
+<?xml version="1.0" encoding="UTF-8"?>
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+<!-- Written by QtCreator 4.14.82, 2021-02-05T16:28:16. -->
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+  <value type="int">0</value>
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+    </valuemap>
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+   <valuemap type="QVariantMap" key="EditorConfiguration.CodeStyle.1">
+    <value type="QString" key="language">QmlJS</value>
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+    </valuemap>
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+    <value type="bool" key="RunConfiguration.UseCppDebugger">false</value>
+    <value type="bool" key="RunConfiguration.UseCppDebuggerAuto">true</value>
+    <value type="bool" key="RunConfiguration.UseLibrarySearchPath">true</value>
+    <value type="bool" key="RunConfiguration.UseQmlDebugger">false</value>
+    <value type="bool" key="RunConfiguration.UseQmlDebuggerAuto">true</value>
+    <value type="QString" key="RunConfiguration.WorkingDirectory.default">/home/jeandet/Documents/prog/build-LFR_FSW-Desktop-debug/src</value>
+   </valuemap>
+   <value type="int" key="ProjectExplorer.Target.RunConfigurationCount">1</value>
+  </valuemap>
+ </data>
+ <data>
+  <variable>ProjectExplorer.Project.TargetCount</variable>
+  <value type="int">1</value>
+ </data>
+ <data>
+  <variable>ProjectExplorer.Project.Updater.FileVersion</variable>
+  <value type="int">22</value>
+ </data>
+ <data>
+  <variable>Version</variable>
+  <value type="int">22</value>
+ </data>
+</qtcreator>
diff --git a/meson_options.txt b/meson_options.txt
new file mode 100644
--- /dev/null
+++ b/meson_options.txt
@@ -0,0 +1,4 @@
+option('SW_VERSION_N1', type : 'string', value : '3', description : 'N1 FSW Version.')
+option('SW_VERSION_N2', type : 'string', value : '2', description : 'N2 FSW Version.')
+option('SW_VERSION_N3', type : 'string', value : '0', description : 'N3 FSW Version.')
+option('SW_VERSION_N4', type : 'string', value : '24', description : 'N4 FSW Version.')
diff --git a/sparc-cross.ini b/sparc-cross.ini
new file mode 100644
--- /dev/null
+++ b/sparc-cross.ini
@@ -0,0 +1,20 @@
+[host_machine]
+system = 'rtems'
+cpu_family = 'sparc'
+cpu = 'sparc'
+endian = 'big'
+
+[constants]
+toolchain = '/opt/rtems-4.10/'
+prefix = 'sparc-rtems'
+common_flags = ['-O2', '-I' + toolchain + 'sparc-rtems/leon3/lib/include']
+
+[properties]
+c_args = common_flags
+cpp_args = c_args
+
+[binaries]
+c = toolchain + 'bin/' + prefix + '-gcc'
+cpp = toolchain + 'bin/' + prefix + '-g++'
+strip = toolchain + 'bin/' + prefix + '-strip'
+
diff --git a/src/meson.build b/src/meson.build
new file mode 100644
--- /dev/null
+++ b/src/meson.build
@@ -0,0 +1,58 @@
+fsw_inc = include_directories(
+    '../header',
+    '../header/lfr_common_headers',
+    '../header/processing',
+    '../LFR_basic-parameters',
+    '../src'
+    )
+
+fsw_srcs = files(
+    'wf_handler.c',
+    'tc_handler.c',
+    'fsw_misc.c',
+    'fsw_init.c',
+    'fsw_globals.c',
+    'fsw_spacewire.c',
+    'tc_load_dump_parameters.c',
+    'tm_lfr_tc_exe.c',
+    'tc_acceptance.c',
+    'processing/fsw_processing.c',
+    'processing/avf0_prc0.c',
+    'processing/avf1_prc1.c',
+    'processing/avf2_prc2.c',
+    'lfr_cpu_usage_report.c'
+)
+
+fsw_extra_files = files(
+    '../header/wf_handler.h',
+    '../header/tc_handler.h',
+    '../header/grlib_regs.h',
+    '../header/fsw_misc.h',
+    '../header/fsw_init.h',
+    '../header/fsw_spacewire.h',
+    '../header/tc_load_dump_parameters.h',
+    '../header/tm_lfr_tc_exe.h',
+    '../header/tc_acceptance.h',
+    '../header/processing/fsw_processing.h',
+    '../header/processing/avf0_prc0.h',
+    '../header/processing/avf1_prc1.h',
+    '../header/processing/avf2_prc2.h',
+    '../header/fsw_params_wf_handler.h',
+    '../header/lfr_cpu_usage_report.h',
+    '../header/lfr_common_headers/ccsds_types.h',
+    '../header/lfr_common_headers/fsw_params.h',
+    '../header/lfr_common_headers/fsw_params_nb_bytes.h',
+    '../header/lfr_common_headers/fsw_params_processing.h',
+    '../header/lfr_common_headers/tm_byte_positions.h',
+    '../LFR_basic-parameters/basic_parameters.h',
+    '../LFR_basic-parameters/basic_parameters_params.h',
+    '../header/GscMemoryLPP.hpp'
+)
+
+cc = meson.get_compiler('c')
+m_dep = cc.find_library('m', required : false)
+
+fsw = executable('fsw', fsw_srcs,
+                include_directories: fsw_inc,
+                dependencies:[lfr_bp_dep, m_dep],
+                extra_files: fsw_extra_files)
diff --git a/tests/meson.build b/tests/meson.build
new file mode 100644
--- /dev/null
+++ b/tests/meson.build
@@ -0,0 +1,49 @@
+project('Name', 'cpp',default_options : ['cpp_std=c++14'])
+
+#qt5 = import('qt5')
+#qt5core = dependency('qt5', modules : 'Core')
+#qt5widgets = dependency('qt5', modules : 'Widgets')
+#qt5gui = dependency('qt5', modules : 'Gui')
+#qt5svg = dependency('qt5', modules : 'Svg')
+#qt5xml = dependency('qt5', modules : 'Xml')
+#qt5network = dependency('qt5', modules : 'Network')
+#qt5printsupport = dependency('qt5', modules : 'PrintSupport')
+#qt5test = dependency('qt5', modules : 'Test')
+
+subdir('src')
+
+#if build_machine.system()=='darwin'
+#  install_data('build_cfg/mac/sciqlopLOGO.icns', install_dir : 'Contents/Resources')
+#  install_data('build_cfg/mac/Info.plist', install_dir : 'Contents')
+#  meson.add_install_script('build_cfg/mac/install_script.sh')
+#elif host_machine.system()=='windows'
+#  meson.add_install_script('build_cfg/windows/install_script.sh')
+#endif
+
+my_inc = include_directories(['include'])
+
+my_lib = library('lib_name',
+                       gui_sources,
+                       gui_moc_files,
+                       link_with : sciqlop_core,
+                       include_directories : [my_inc],
+                       dependencies : [qt5core, qt5printsupport, qt5gui, qt5widgets, qt5network],
+                       install : true
+                       )
+
+my_app = executable('exe_name',
+                       [],
+                       link_with : [my_lib],
+                       include_directories : [my_inc],
+                       dependencies : [qt5core, qt5printsupport, qt5gui, qt5widgets, qt5network],
+                       install : true
+                       )
+
+cppcheck = find_program('cppcheck', required : false)
+
+if cppcheck.found()
+  run_target('cppcheck',
+              command : [cppcheck, '--enable=all',
+              '--project=' + join_paths(meson.build_root(), 'compile_commands.json')]
+              )
+endif