# Spoiler Slayer

> An open source, extensible, and simple spoiler blocking plugin with out-of-the-box support for Facebook, Reddit, Twitter, Google News, and more!

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

## Overview

- **ID:** `spoiler-slayer`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Brett Profitt
- **Category:** feeds-news-blogging,social-communication
- **Daily users:** 169
- **Weekly downloads:** 8
- **Rating:** 3.36 / 5 (11 ratings)
- **Version:** 1.1.1resigned1
- **Last updated:** 2024-04-26
- **First published:** 2018-12-10
- **Size:** 12 MB
- **Data as of:** 2026-09-10
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/spoiler-slayer/)
- **Website:** [https://github.com/brettp/spoiler-slayer/issues](https://github.com/brettp/spoiler-slayer/issues)

## Description

Spoiler Slayer is a lightweight, open source browser extension designed to block spoilers for TV shows and movies on popular websites such as Facebook, Reddit, Twitter, and Google News. It offers out-of-the-box support for many platforms, allowing users to subscribe to regularly updated spoiler lists with just one click. Advanced features include customizable blur intensity, reveal on hover or click, RegEx support for precise blocking rules, and a selector helper to add new sites easily.

The extension respects user privacy by not sending any data to third-party servers. It enables import and export of personalized spoiler lists and tracks the number of spoilers successfully blocked. Spoiler Slayer is perfect for anyone wanting a spoiler-free browsing experience without compromising on simplicity or control.

## Rankings

- #8,933 — Overall
- #162 — player
- #204 — subscriptions
- #232 — subscription

## Permissions and access

### Permissions

- `tabs`
- `activeTab`
- `storage`
- `downloads`
- `alarms`
- `https://*.github.com/`
- `https://*.gitlab.com/`

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** Very high risk impact
- **Risk likelihood:** Low risk likelihood

### Analysis details

- Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
- 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

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- [Spoiler Destroyler](https://chrome-stats.com/d/spoiler-destroyler)
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- [FacebookNoSpoilers](https://chrome-stats.com/d/facebooknospoilers)
- [HackTheBox Spoiler Blocker](https://chrome-stats.com/d/hackthebox-spoiler-blocker) — 1 users
- [Reddit Post Filter](https://chrome-stats.com/d/reddit-post-filter) — 9 users, 5.00 / 5

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