diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..6f5fb7a
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,6 @@
+.sconsign.dblite
+build
+*.o
+*.so
+*.os
+*.a
diff --git a/.nix/derivation.nix b/.nix/derivation.nix
new file mode 100644
index 0000000..687985d
--- /dev/null
+++ b/.nix/derivation.nix
@@ -0,0 +1,14 @@
+{ pkgs
+, stdenvNoCC
+}:
+
+stdenvNoCC.mkDerivation {
+  name = "kelunit";
+  src = ./..;
+
+  nativeBuildInputs = [
+  ];
+
+  buildInputs = [
+  ];
+}
diff --git a/.nix/release.nix b/.nix/release.nix
new file mode 100644
index 0000000..2390b92
--- /dev/null
+++ b/.nix/release.nix
@@ -0,0 +1,7 @@
+{...}:
+let
+  pkgs = (import <nixpkgs> {});
+in
+{
+  kelunit = pkgs.callPackage ./derivation.nix {};
+}
diff --git a/SConstruct b/SConstruct
new file mode 100644
index 0000000..1a792d7
--- /dev/null
+++ b/SConstruct
@@ -0,0 +1,81 @@
+#!/usr/bin/env false
+
+import sys;
+import os;
+import os.path;
+import glob;
+import re;
+
+if sys.version_info < (3,):
+    def isbasestring(s):
+        return isinstance(s,basestring)
+else:
+    def isbasestring(s):
+        return isinstance(s, (str,bytes))
+
+def add_kel_source_files(self, sources, filetype, lib_env=None, shared=False, target_post=""):
+
+    if isbasestring(filetype):
+        dir_path = self.Dir('.').abspath
+        filetype = sorted(glob.glob(dir_path+"/"+filetype))
+
+    for path in filetype:
+        target_name = re.sub( r'(.*?)(\.cpp|\.c\+\+)', r'\1' + target_post, path )
+        if shared:
+            target_name+='.os'
+            sources.append( self.SharedObject( target=target_name, source=path ) )
+        else:
+            target_name+='.o'
+            sources.append( self.StaticObject( target=target_name, source=path ) )
+    pass
+
+def isAbsolutePath(key, dirname, env):
+	assert os.path.isabs(dirname), "%r must have absolute path syntax" % (key,)
+
+env_vars = Variables(
+	args=ARGUMENTS
+)
+
+env_vars.Add('prefix',
+	help='Installation target location of build results and headers',
+	default='/usr/local/',
+	validator=isAbsolutePath
+)
+
+env=Environment(ENV=os.environ, variables=env_vars, CPPPATH=['#source/forstio','#source','#','#driver'],
+    CXX='clang++',
+    CPPDEFINES=[],
+    CXXFLAGS=['-std=c++20','-g','-Wall','-Wextra'],
+    LIBS=[])
+env.__class__.add_source_files = add_kel_source_files
+env.Tool('compilation_db');
+env.cdb = env.CompilationDatabase('compile_commands.json');
+
+env.objects = [];
+env.sources = [];
+env.headers = [];
+
+Export('env');
+SConscript('source/kelunit/SConscript');
+SConscript('test/SConscript');
+
+# Format
+env.Append(BUILDERS={'ClangFormat' : Builder(action = 'clang-format --style=file -i $SOURCE')})
+env.format_actions = [];
+def format_iter(env,files):
+    for f in files:
+        env.format_actions.append(env.AlwaysBuild(env.ClangFormat(target=f+"-clang-format",source=f)))
+    pass
+
+
+format_iter(env,env.sources + env.headers);
+
+env.Alias('format', env.format_actions);
+
+env.Alias('cdb', env.cdb);
+env.Alias('all', ['test']);
+env.Default('all');
+
+
+
+env.Install('$prefix/include/kelunit/', [env.headers]);
diff --git a/default.nix b/default.nix
new file mode 100644
index 0000000..b369f19
--- /dev/null
+++ b/default.nix
@@ -0,0 +1,3 @@
+{ pkgs ? import <nixpkgs> {} }:
+
+pkgs.callPackage ./.nix/derivation.nix {}
diff --git a/shell.nix b/shell.nix
new file mode 100644
index 0000000..aed0b7a
--- /dev/null
+++ b/shell.nix
@@ -0,0 +1,9 @@
+{ pkgs ? import <nixpkgs> {} }:
+pkgs.mkShellNoCC {
+  name = "kelunit";
+
+  nativeBuildInputs = [
+    pkgs.scons
+    pkgs.clang
+  ];
+}
diff --git a/source/kelunit/SConscript b/source/kelunit/SConscript
new file mode 100644
index 0000000..490e08e
--- /dev/null
+++ b/source/kelunit/SConscript
@@ -0,0 +1,13 @@
+#!/bin/false
+
+import os
+import os.path
+import glob
+
+
+Import('env')
+
+dir_path = Dir('.').abspath
+
+env.sources += sorted(glob.glob(dir_path + "/*.cpp"))
+env.headers += sorted(glob.glob(dir_path + "/*.h"))
diff --git a/test/SConscript b/test/SConscript
new file mode 100644
index 0000000..8c3d457
--- /dev/null
+++ b/test/SConscript
@@ -0,0 +1,18 @@
+#!/bin/false
+
+import os
+import os.path
+import glob
+
+
+Import('env')
+
+test_env = env.Clone();
+
+dir_path = Dir('.').abspath
+
+env.test_sources = sorted(glob.glob(dir_path + "/*.cpp"))
+env.test_headers = sorted(glob.glob(dir_path + "/*.h"))
+
+env.basic_test = test_env.Program('#/build/bin/basic_test', env.sources + env.test_sources);
+env.Alias('test', [ env.basic_test ]);