ZentoMedia
en
Back to tools

2FA generation

2FA / TOTP Code Generator

Generate 2FA codes locally in your browser, import otpauth QR images, and keep shared secrets off third-party services.

Client-sideNo signupFast utilityFile upload

Generate local 2FA codes without leaving the page

Paste shared secrets or import an otpauth QR image. Codes are generated locally in your browser.

Supported input
  • One secret per line.
  • You can also use label|SECRET if you want a note.
  • Supports otpauth://totp/... and QR image import for quick entry.

QR images are imported locally in your browser.

Status
Ready to generate local 2FA codes.
Refresh in: 30s

Output keeps the secret in a 2fa.live-style format for quick copy.

How it works
  1. 1Paste one secret per line, add label|SECRET only when you want a note, or import an otpauth QR image.
  2. 2The tool decodes Base32 locally and generates TOTP codes with browser crypto.
  3. 3Copy the output in a 2fa.live-style format for the next step in your workflow.
Output
Ready to generate local 2FA codes.
Keep exploring

Try another quick utility next

View the full tools hub

ASN.1 Lens

Binary inspection

Inspect BER and DER structures directly in the browser with format detection, a readable tree view, and zero server round-trips.

Use this tool

URL Encode / Decode

URL transformation

Encode or decode URLs, query strings, and parameter values directly in the browser.

Use this tool

Base64 Encode / Decode

Base64 transformation

Convert UTF-8 text to and from Base64 locally in the browser without losing Unicode characters.

Use this tool

HTML Entity Encode / Decode

HTML transformation

Escape or unescape HTML entities such as <, >, &, quotes, and apostrophes without leaving the page.

Use this tool

JSON Decode Tree

JSON inspection

Parse JSON into an expandable tree, unwrap JSON string layers, and decode nested fields locally in the browser.

Use this tool

GUID / UUID Generator

Identifier generation

Generate batches of UUID v4 values in the browser with flexible formatting, Base64 variants, and copy-ready output.

Use this tool

Vietnamese Lunar Calendar

Calendar reference

View a Gregorian month alongside the Vietnamese lunar calendar, convert dates both ways, and inspect Can Chi details directly in the browser.

Use this tool

English Pronunciation Tool

Pronunciation learning

Look up a word or phrase, then open Oxford, Cambridge, YouGlish, and Google Translate quickly from one place.

Use this tool