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diff --git a/omnitools/src/Booleans/Boolean.php b/omnitools/src/Booleans/Boolean.php
new file mode 100644
--- /dev/null
+++ b/omnitools/src/Booleans/Boolean.php
@@ -0,0 +1,109 @@
+<?php
+declare(strict_types=1);
+
+namespace Keruald\OmniTools\Booleans;
+
+class Boolean {
+
+ ///
+ /// Properties
+ ///
+
+ private bool $value;
+
+ ///
+ /// Constructors
+ ///
+
+ public function __construct (bool $value) {
+ $this->value = $value;
+ }
+
+ public static function true () : self {
+ return new self(true);
+ }
+
+ public static function false () : self {
+ return new self(false);
+ }
+
+ ///
+ /// Basic logic operators
+ ///
+
+ public function and (self|bool $other) : self {
+ if ($this->value === true) {
+ $this->value = self::toScalar($other);
+ }
+
+ return $this;
+ }
+
+ public function or (self|bool $other) : self {
+ if ($this->value === false) {
+ $this->value = self::toScalar($other);
+ }
+
+ return $this;
+ }
+
+ public function xor (self|bool $other) : self {
+ $this->value = ($this->value xor self::toScalar($other));
+
+ return $this;
+ }
+
+ public function not () : self {
+ $this->value = !$this->value;
+
+ return $this;
+ }
+
+ public function implication (self|bool $other) : self {
+ $this->value = $this->value === false || self::toScalar($other);
+
+ return $this;
+ }
+
+ public function equivalence (self|bool $other) : self {
+ $this->value = $this->isEqualsTo($other);
+
+ return $this;
+ }
+
+ ///
+ /// Comparison
+ ///
+
+ public function isEqualsTo (self|bool $other) : bool {
+ return $this->value === self::toScalar($other);
+ }
+
+ ///
+ /// Type convert
+ ///
+
+ public function asBool () : bool {
+ return $this->value;
+ }
+
+ public function asInteger () : int {
+ return (int)$this->value;
+ }
+
+ public function asString () : string {
+ return match ($this->value) {
+ true => "true",
+ false => "false",
+ };
+ }
+
+ public static function toScalar (self|bool $bool) : bool {
+ if ($bool instanceof self) {
+ return $bool->value;
+ }
+
+ return (bool)$bool;
+ }
+
+}
diff --git a/omnitools/tests/Booleans/BooleanTest.php b/omnitools/tests/Booleans/BooleanTest.php
new file mode 100644
--- /dev/null
+++ b/omnitools/tests/Booleans/BooleanTest.php
@@ -0,0 +1,139 @@
+<?php
+
+namespace Keruald\OmniTools\Tests\Booleans;
+
+use Keruald\OmniTools\Booleans\Boolean;
+
+use PHPUnit\Framework\Attributes\DataProvider;
+use PHPUnit\Framework\TestCase;
+
+class BooleanTest extends TestCase {
+
+ ///
+ /// Constructors
+ ///
+
+ public function testConstruct () {
+ $this->assertTrue((new Boolean(true))->asBool());
+ $this->assertFalse((new Boolean(false))->asBool());
+ }
+
+ public function testTrue () {
+ $this->assertTrue(Boolean::true()->asBool());
+ }
+
+ public function testFalse () {
+ $this->assertFalse(Boolean::false()->asBool());
+ }
+
+ ///
+ /// Operations
+ ///
+
+ public static function provideAnd () : iterable {
+ yield [true, true, true];
+ yield [true, false, false];
+ yield [false, true, false];
+ yield [false, false, false];
+ }
+
+ #[DataProvider("provideAnd")]
+ public function testAnd ($left, $right, $result) {
+ $bool = new Boolean($left);
+
+ $this->assertEquals($result, $bool->and($right)->asBool());
+ }
+
+ public static function provideOr () : iterable {
+ yield [true, true, true];
+ yield [true, false, true];
+ yield [false, true, true];
+ yield [false, false, false];
+ }
+
+ #[DataProvider("provideOr")]
+ public function testOr ($left, $right, $result) {
+ $bool = new Boolean($left);
+
+ $this->assertEquals($result, $bool->or($right)->asBool());
+ }
+
+ public function testNot () {
+ $this->assertFalse(Boolean::true()->not()->asBool());
+ $this->assertTrue(Boolean::false()->not()->asBool());
+ }
+
+ public static function provideXor () : iterable {
+ yield [true, true, false];
+ yield [true, false, true];
+ yield [false, true, true];
+ yield [false, false, false];
+ }
+
+ #[DataProvider("provideXor")]
+ public function testXor ($left, $right, $result) {
+ $bool = new Boolean($left);
+
+ $this->assertEquals($result, $bool->xor($right)->asBool());
+ }
+
+ public static function provideImplications () : iterable {
+ yield [true, true, true];
+ yield [true, false, false];
+ yield [false, true, true];
+ yield [false, false, true];
+ }
+
+ #[DataProvider("provideImplications")]
+ public function testImplication ($left, $right, $result) {
+ $bool = new Boolean($left);
+
+ $this->assertEquals($result, $bool->implication($right)->asBool());
+ }
+
+ public static function provideEquivalence () : iterable {
+ yield [true, true, true];
+ yield [true, false, false];
+ yield [false, true, false];
+ yield [false, false, true];
+ }
+
+ #[DataProvider("provideEquivalence")]
+ public function testEquivalence ($left, $right, $result) {
+ $bool = new Boolean($left);
+
+ $this->assertEquals($result, $bool->equivalence($right)->asBool());
+ }
+
+ ///
+ /// Type convert
+ ///
+
+ public function testAsBool () {
+ $this->assertTrue((new Boolean(true))->asBool());
+ $this->assertFalse((new Boolean(false))->asBool());
+ }
+
+ public function testAsInteger () {
+ $this->assertEquals(1, (new Boolean(true))->asInteger());
+ $this->assertEquals(0, (new Boolean(false))->asInteger());
+ }
+
+ public function testAsString () {
+ $this->assertEquals("true", (new Boolean(true))->asString());
+ $this->assertEquals("false", (new Boolean(false))->asString());
+ }
+
+ public static function provideScalars () : iterable {
+ yield [true, true];
+ yield [Boolean::true(), true];
+ yield [false, false];
+ yield [Boolean::false(), false];
+ }
+
+ #[DataProvider("provideScalars")]
+ public function testToScalar ($scalar, $expected) {
+ $this->assertEquals($expected, Boolean::toScalar($scalar));
+ }
+
+}

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