diff --git a/components.d.ts b/components.d.ts
index f2c3146f..ea319331 100644
--- a/components.d.ts
+++ b/components.d.ts
@@ -117,6 +117,7 @@ declare module '@vue/runtime-core' {
     ListConverter: typeof import('./src/tools/list-converter/list-converter.vue')['default']
     LocaleSelector: typeof import('./src/modules/i18n/components/locale-selector.vue')['default']
     LoremIpsumGenerator: typeof import('./src/tools/lorem-ipsum-generator/lorem-ipsum-generator.vue')['default']
+    MacAddressConverter: typeof import('./src/tools/mac-address-converter/mac-address-converter.vue')['default']
     MacAddressGenerator: typeof import('./src/tools/mac-address-generator/mac-address-generator.vue')['default']
     MacAddressLookup: typeof import('./src/tools/mac-address-lookup/mac-address-lookup.vue')['default']
     MathEvaluator: typeof import('./src/tools/math-evaluator/math-evaluator.vue')['default']
diff --git a/src/tools/index.ts b/src/tools/index.ts
index aa861c93..ebf49f55 100644
--- a/src/tools/index.ts
+++ b/src/tools/index.ts
@@ -1,9 +1,8 @@
 import { tool as base64FileConverter } from './base64-file-converter';
 import { tool as base64StringConverter } from './base64-string-converter';
 import { tool as basicAuthGenerator } from './basic-auth-generator';
-
+import { tool as macAddressConverter } from './mac-address-converter';
 import { tool as asciiTextDrawer } from './ascii-text-drawer';
-
 import { tool as textToUnicode } from './text-to-unicode';
 import { tool as safelinkDecoder } from './safelink-decoder';
 import { tool as pdfSignatureChecker } from './pdf-signature-checker';
@@ -152,7 +151,15 @@ export const toolsByCategory: ToolCategory[] = [
   },
   {
     name: 'Network',
-    components: [ipv4SubnetCalculator, ipv4AddressConverter, ipv4RangeExpander, macAddressLookup, macAddressGenerator, ipv6UlaGenerator],
+    components: [
+      ipv4SubnetCalculator,
+      ipv4AddressConverter,
+      ipv4RangeExpander,
+      macAddressLookup,
+      macAddressGenerator,
+      macAddressConverter,
+      ipv6UlaGenerator,
+    ],
   },
   {
     name: 'Math',
diff --git a/src/tools/mac-address-converter/index.ts b/src/tools/mac-address-converter/index.ts
new file mode 100644
index 00000000..fa971345
--- /dev/null
+++ b/src/tools/mac-address-converter/index.ts
@@ -0,0 +1,20 @@
+import { Devices } from '@vicons/tabler';
+import { defineTool } from '../tool';
+
+export const tool = defineTool({
+  name: 'MAC Address Converter',
+  path: '/mac-address-converter',
+  description: 'Change the format of a MAC address and chose between different formats (EUI-48, EUI-64, IPv6)',
+  keywords: [
+    'converter',
+    'mac',
+    'address',
+    'format',
+    'link-local',
+    'ipv6',
+    'eui-48',
+    'eui-64',
+  ],
+  component: () => import('./mac-address-converter.vue'),
+  icon: Devices,
+});
diff --git a/src/tools/mac-address-converter/mac-address-converter.service.test.ts b/src/tools/mac-address-converter/mac-address-converter.service.test.ts
new file mode 100644
index 00000000..f449d6c6
--- /dev/null
+++ b/src/tools/mac-address-converter/mac-address-converter.service.test.ts
@@ -0,0 +1,30 @@
+import { describe, expect, it } from 'vitest';
+import {
+  convertMacCISCO, convertMacCanonical,
+  convertMacCanonicalIEEE, convertMacCanonicalIETF,
+  convertMacToEUI64CISCO, convertMacToEUI64CanonicalIEEE,
+  convertMacToEUI64CanonicalIETF, convertMacToLinkLocalIPv6,
+  convertMacToNumber,
+} from './mac-address-converter.service';
+
+describe('mac-address-converter', () => {
+  it('Convert MAC Address to given format', async () => {
+    expect(convertMacCanonical('')).to.equal('');
+
+    const macValue = '00:0a:95:9d:68:16';
+
+    expect(convertMacCanonicalIETF(macValue)).to.equal('00:0a:95:9d:68:16');
+    expect(convertMacCanonical(macValue)).to.equal('00.0a.95.9d.68.16');
+    expect(convertMacCanonicalIEEE(macValue)).to.equal('00-0A-95-9D-68-16');
+    expect(convertMacCISCO(macValue)).to.equal('000a.959d.6816');
+
+    expect(convertMacToEUI64CanonicalIETF(macValue, true)).to.equal('02:0a:95:ff:fe:9d:68:16'); // NOSONAR
+    expect(convertMacToEUI64CanonicalIETF(macValue, false)).to.equal('00:0a:95:ff:fe:9d:68:16'); // NOSONAR
+    expect(convertMacToEUI64CanonicalIEEE(macValue, true)).to.equal('02-0A-95-FF-FE-9D-68-16');
+    expect(convertMacToEUI64CanonicalIEEE(macValue, false)).to.equal('00-0A-95-FF-FE-9D-68-16');
+    expect(convertMacToEUI64CISCO(macValue, true)).to.equal('020a.95ff.fe9d.6816');
+    expect(convertMacToEUI64CISCO(macValue, false)).to.equal('000a.95ff.fe9d.6816');
+    expect(convertMacToNumber(macValue)).to.equal(45459793942);
+    expect(convertMacToLinkLocalIPv6(macValue)).to.equal(':fe80::20a:95ff:fe9d:6816');
+  });
+});
diff --git a/src/tools/mac-address-converter/mac-address-converter.service.ts b/src/tools/mac-address-converter/mac-address-converter.service.ts
new file mode 100644
index 00000000..3783126d
--- /dev/null
+++ b/src/tools/mac-address-converter/mac-address-converter.service.ts
@@ -0,0 +1,59 @@
+function convertMac(mac: string, group: number = 2, char: string = ':'): string {
+  mac = mac.replace(/[\W_]+/g, '');
+  return mac.match(new RegExp(`.{1,${group}}`, 'g'))?.join(char) || '';
+}
+
+function convertMacToEUI64(mac: string, ipv6: boolean) {
+  const macIETF = convertMac(mac);
+  // Split the MAC address into an array of hex values
+  const macArray = macIETF.split(':').map(hex => Number.parseInt(hex, 16));
+
+  // For IPv6, invert the 7th bit of the first byte
+  if (ipv6) {
+    macArray[0] ^= 0x02;
+  }
+
+  // Insert FFFE in the middle
+  const eui64Array = [
+    macArray[0], macArray[1], macArray[2],
+    0xFF, 0xFE,
+    macArray[3], macArray[4], macArray[5],
+  ];
+
+  // Convert the array to a colon-separated string
+  const eui64 = eui64Array.map(byte => byte.toString(16).padStart(2, '0')).join(':');
+
+  // Group into IPv6 EUI-64 format (XXXX:XXFF:FEXX:XXXX)
+  return eui64.replace(/:/g, '').match(/.{1,4}/g)!.join(':');
+}
+
+export function convertMacToEUI64CanonicalIETF(mac: string, ipv6: boolean) {
+  return convertMac(convertMacToEUI64(mac, ipv6).toLocaleLowerCase());
+}
+export function convertMacToEUI64CanonicalIEEE(mac: string, ipv6: boolean) {
+  return convertMac(convertMacToEUI64(mac, ipv6).toLocaleUpperCase(), 2, '-');
+}
+export function convertMacToEUI64CISCO(mac: string, ipv6: boolean) {
+  return convertMac(convertMacToEUI64(mac, ipv6).toLocaleLowerCase(), 4, '.');
+}
+export function convertMacToLinkLocalIPv6(mac: string) {
+  return `:fe80::${convertMac(convertMacToEUI64(mac, true).toLocaleLowerCase(), 4, ':').replace(/^0/g, '')}`;
+}
+
+export function convertMacToNumber(mac: string) {
+  mac = mac.replace(/[\W_]+/g, '');
+  return Number.parseInt(mac, 16);
+}
+
+export function convertMacCanonicalIETF(mac: string): string {
+  return convertMac(mac.toLocaleLowerCase());
+};
+export function convertMacCanonical(mac: string): string {
+  return convertMac(mac, 2, '.');
+};
+export function convertMacCanonicalIEEE(mac: string): string {
+  return convertMac(mac.toLocaleUpperCase(), 2, '-');
+};
+export function convertMacCISCO(mac: string): string {
+  return convertMac(mac.toLocaleLowerCase(), 4, '.');
+};
diff --git a/src/tools/mac-address-converter/mac-address-converter.vue b/src/tools/mac-address-converter/mac-address-converter.vue
new file mode 100644
index 00000000..4e49c9d5
--- /dev/null
+++ b/src/tools/mac-address-converter/mac-address-converter.vue
@@ -0,0 +1,101 @@
+<script setup lang="ts">
+import InputCopyable from '../../components/InputCopyable.vue';
+import {
+  convertMacCISCO, convertMacCanonical,
+  convertMacCanonicalIEEE, convertMacCanonicalIETF,
+  convertMacToEUI64CISCO, convertMacToEUI64CanonicalIEEE,
+  convertMacToEUI64CanonicalIETF, convertMacToLinkLocalIPv6,
+  convertMacToNumber,
+} from './mac-address-converter.service';
+
+const input = ref('AA:BB:CC:DD:EE:FF');
+
+const formats = computed(() => [
+  {
+    label: 'Canonical IETF Format:',
+    value: convertMacCanonicalIETF(input.value),
+  },
+  {
+    label: 'Canonical Format:',
+    value: convertMacCanonical(input.value),
+  },
+  {
+    label: 'Canonical IEEE Format:',
+    value: convertMacCanonicalIEEE(input.value),
+  },
+  {
+    label: 'Cisco:',
+    value: convertMacCISCO(input.value),
+  },
+  {
+    label: 'Hex:',
+    value: convertMacToNumber(input.value).toString(16),
+  },
+  {
+    label: 'Decimal:',
+    value: convertMacToNumber(input.value).toString(10),
+  },
+  {
+    label: 'EUI-64 Canonical IETF Format:',
+    value: convertMacToEUI64CanonicalIETF(input.value, false),
+  },
+  {
+    label: 'EUI-64 Canonical IEEE Format:',
+    value: convertMacToEUI64CanonicalIEEE(input.value, false),
+  },
+  {
+    label: 'EUI-64 Cisco:',
+    value: convertMacToEUI64CISCO(input.value, false),
+  },
+  {
+    label: 'EUI-64 IPv6 Canonical IETF Format:',
+    value: convertMacToEUI64CanonicalIETF(input.value, true),
+  },
+  {
+    label: 'EUI-64 IPv6 Canonical IEEE Format:',
+    value: convertMacToEUI64CanonicalIEEE(input.value, true),
+  },
+  {
+    label: 'EUI-64 IPv6 Cisco:',
+    value: convertMacToEUI64CISCO(input.value, true),
+  },
+  {
+    label: 'Link-Local IPv6:',
+    value: convertMacToLinkLocalIPv6(input.value),
+  },
+]);
+
+const inputLabelAlignmentConfig = {
+  labelPosition: 'left',
+  labelWidth: '120px',
+  labelAlign: 'right',
+};
+</script>
+
+<template>
+  <c-card>
+    <c-input-text
+      v-model:value="input"
+      label="MAC address:"
+      size="large"
+      placeholder="Type a MAC address"
+      clearable
+      autocomplete="off"
+      autocorrect="off"
+      autocapitalize="off"
+      spellcheck="false"
+      mb-5
+    />
+
+    <div my-16px divider />
+
+    <InputCopyable
+      v-for="format in formats"
+      :key="format.label"
+      :value="format.value"
+      :label="format.label"
+      v-bind="inputLabelAlignmentConfig"
+      mb-1
+    />
+  </c-card>
+</template>