# b64

> Simple encoding and decoding of data in base64 format (only UTF-8 is supported)

Canonical page: [https://chrome-stats.com/d/b64](https://chrome-stats.com/d/b64)

## Overview

- **ID:** `b64`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Subb
- **Category:** other
- **Daily users:** 4
- **Version:** 0.2
- **Last updated:** 2021-11-24
- **First published:** 2021-11-23
- **Size:** 51 KB
- **Data as of:** 2026-09-07
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/b64/)

## Description

b64 is a Firefox add-on that provides a simple way to encode and decode data in base64 format. With support for UTF-8, this add-on allows users to easily convert their data to and from base64. Whether you need to encode sensitive information or decode base64-encoded strings, b64 simplifies the process.

## Rankings

- #48,912 — Overall

## Permissions and access

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** Moderate risk impact
- **Risk likelihood:** Moderate risk likelihood

### Analysis details

- Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

## Similar extensions and apps

- [B64 Coder Pro](https://chrome-stats.com/d/b64-coder-pro) — 26 users
- [based64](https://chrome-stats.com/d/based64) — 3 users
- [Base64 EnDeCoder](https://chrome-stats.com/d/base64-endecoder) — 28 users
- [Base64 + AES encoder](https://chrome-stats.com/d/base64-aes-encoder)
- [base64 decoder](https://chrome-stats.com/d/base64-decoder) — 3,731 users, 4.33 / 5
- [B64Tool](https://chrome-stats.com/d/b64tool) — 1 users
- [Base64Extension](https://chrome-stats.com/d/base64extension) — 8 users, 5.00 / 5
- [Simple Base64 Decoder](https://chrome-stats.com/d/simple-base64-decoder) — 1 users
- [Base64 Tools](https://chrome-stats.com/d/base64-tools)
- [base64 to plain text](https://chrome-stats.com/d/base64-to-plain-text) — 28 users
- [Base64ify](https://chrome-stats.com/d/base64ify) — 3 users
- [Base Encoder](https://chrome-stats.com/d/base-encoder) — 2 users

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Source: [Chrome-Stats](https://chrome-stats.com/d/b64)