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Text to Flag Semaphore

Describes each letter as its two-flag semaphore arm positions. Free, instant and 100% private in your browser.

Encoders & Decoders Runs in your browser

What does Text to Flag Semaphore do?

Describes each letter as its two-flag semaphore arm positions. Paste your text on the left and NMSnabbit instantly shows the semaphore on the right. Everything runs locally in your browser — nothing is uploaded, so it stays private and works offline. You can process several values at once and copy the result with one click.

How to use the Text to Flag Semaphore

  1. 1 Type or paste your text into the input box.
  2. 2 The semaphore appears instantly in the output box as you type.
  3. 3 Enter several values separated by spaces or new lines to process them at once.
  4. 4 Click “Copy output” to copy the result.

What you can use it for

  • Quickly describes each letter as its two-flag semaphore arm positions without installing anything.
  • Checking results while learning or teaching how text and semaphore relate.
  • Preparing or debugging data for programming, electronics or homework.
  • Working privately when the data shouldn't be uploaded to a server.

Frequently asked questions

How do I use Text to Flag Semaphore?
Paste your text into the input field above. Text to Flag Semaphore runs instantly in your browser and shows the semaphore on the right — no button to press and nothing uploaded.
Is Text to Flag Semaphore free and private?
Yes. Text to Flag Semaphore is completely free with no sign-up, and it runs entirely client-side in your browser, so your data never leaves your device.
Can I process more than one value at once?
Yes. Enter several values separated by spaces or new lines and each one is handled independently, so you can batch-process in a single pass.

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