# Base64Codec Pad

> Encode and decode Base64 or URL-safe Base64 text locally, then copy, export, or save a small conversion history.

Canonical page: [https://chrome-stats.com/d/base64codec-pad](https://chrome-stats.com/d/base64codec-pad)

## Overview

- **ID:** `base64codec-pad`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Liang
- **Category:** web-development
- **Daily users:** 2
- **Version:** 1.0.0
- **Last updated:** 2026-07-11
- **First published:** 2026-07-08
- **Size:** 23 KB
- **Data as of:** 2026-09-07
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/base64codec-pad/)
- **Website:** [https://sunwin136.com/](https://sunwin136.com/)

## Description

Encode plain text to Base64, decode Base64 back to UTF-8 text, switch between standard and URL-safe alphabets, and keep a small local conversion history. Base64Codec Pad works only with text entered into the extension.

## Rankings

- #67,692 — Overall
- #122 — base

## Permissions and access

### Permissions

- `storage`
- `clipboardWrite`

## Safety

- **Risk impact:** Low risk impact
- **Risk likelihood:** High risk likelihood

### Analysis details

- Allows reading and modifying clipboard content, which can be sensitive, posing a moderate privacy risk.
- 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).

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- [Simple Base64 Decoder](https://chrome-stats.com/d/simple-base64-decoder) — 1 users
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- [Base64Box](https://chrome-stats.com/d/base64box) — 41 users
- [Base64 URL Decoder](https://chrome-stats.com/d/base64-url-decoder) — 44 users, 5.00 / 5
- [Decoder](https://chrome-stats.com/d/decoder) — 15 users

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Source: [Chrome-Stats](https://chrome-stats.com/d/base64codec-pad)