# Last Modified

> The Last Modified extension helps users identify when web content was originally published or last updated. Key features: - Detects dates from multiple sources: - HTML meta tags (OpenGraph, Schema.org) - Content patterns (common date formats

Canonical page: [https://chrome-stats.com/d/last-modified-extension](https://chrome-stats.com/d/last-modified-extension)

## Overview

- **ID:** `last-modified-extension`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** ENDE
- **Category:** feeds-news-blogging,web-development,search-tools
- **Daily users:** 5
- **Weekly downloads:** 1
- **Version:** 1.0
- **Last updated:** 2025-07-31
- **First published:** 2025-07-28
- **Size:** 12 KB
- **Data as of:** 2026-09-11
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/last-modified-extension/)
- **Website:** [https://github.com/ENDE25/last-modified](https://github.com/ENDE25/last-modified)

## Rankings

- #46,167 — Overall
- #58 — modify

## Permissions and access

### Permissions

- `activeTab`
- `scripting`

## Safety

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

### Analysis details

- 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

- [Last-Modified Detective](https://chrome-stats.com/d/last-modified-detective)
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Source: [Chrome-Stats](https://chrome-stats.com/d/last-modified-extension)