Pick options, then click Generate.
This tool runs only in your browser. It uses secure randomness (crypto) when available.
Tip: “Share link” encodes only your options in the URL hash (not the generated MAC addresses).
This tool runs only in your browser. It uses secure randomness (crypto) when available.
Tip: “Share link” encodes only your options in the URL hash (not the generated MAC addresses).
MAC address generator — Generate random MAC addresses locally. Control separator/case and common first-byte bits (unicast, locally administered). Copy output or share a link. Browser-only MVP.
Example: Use this tool to sanity-check numbers quickly, then share the link if you need to discuss with others.
FAQ: (1) Does it upload my data? No—runs in your browser. (2) Can I share results? Yes—use the share link feature. (3) Is it authoritative? Treat it as a convenience, not professional advice.
MAC 位址產生器 — 在本機產生隨機 MAC 位址，可控制分隔符/大小寫，並可調整第一個 byte 的常見位元（單播、本機管理）。可複製輸出或分享連結。純前端 MVP。
範例：用這個工具快速試算與對照結果，需要討論時再把連結分享給對方。
FAQ： (1) 會上傳資料嗎？不會，計算在瀏覽器內完成。 (2) 能分享結果嗎？可以，用分享連結。 (3) 準確嗎？請把它當作便利工具，不是專業建議。