What is Hide Spoilers!?

Hide Spoilers! focuses on avoiding unwanted spoilers while browsing websites and social feeds. It is catalogued under Browser DevTools & extensions on PulseGate.

Who should use Hide Spoilers!?

Hide Spoilers! is a consumer product built for firefox users who want to hide spoilers online.

Is Hide Spoilers! free?

Yes — Hide Spoilers! is free to use.

What platforms does Hide Spoilers! run on?

Hide Spoilers! runs on the web, embeddable surfaces, macOS, Windows, and Linux.

Is Hide Spoilers! still active?

Unverified. Hide Spoilers! has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

What are alternatives to Hide Spoilers!?

Similar projects tracked by PulseGate include Youtube Spoiler Shield, Crunchyroll spoiler hider, and No Spoilers.

Who develops Hide Spoilers!?

Hide Spoilers! is developed by Matthew.

When did Hide Spoilers! launch?

Hide Spoilers! first shipped in 2017.

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Hide Spoilers!

Name: Hide Spoilers!
Author: Matthew

mozilla.orgBrowser DevTools & extensions

Hide Spoilers! is a Firefox browser extension that lets users create custom text filters for potential spoilers. Matching text is covered with a black box and revealed when hovered over.

FreeWebEmbeddablemacOSWindowsLinux

Visit mozilla.org

Overview

5 features

Hide Spoilers! sits in PulseGate's Browser DevTools & extensions category. It focuses on avoiding unwanted spoilers while browsing websites and social feeds. It is built as a consumer product for firefox users who want to hide spoilers online. It is available for free. Hide Spoilers! is available on the web, embeddable surfaces, macOS, Windows, and Linux.

Behind Hide Spoilers! is Matthew, and it first shipped in 2017. Key capabilities include custom filters, spoiler masking, and hover reveal. The interface is available in 32 languages, including Czech, German, and Greek.

Summary written by a language model from the project’s public pages.

Custom filters
Spoiler masking
Hover reveal
Black-box covering
Website-wide filtering

Built with & integrations

Runs on

BrowserEmbeddablemacOSWindowsLinux

Trust & compliance

Verified signals

HTTPSPrivacy Policy Terms of ServiceFree tierMulti-languageStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed16 Sep · 10:28 UTC
Hide Spoilers! verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about Hide Spoilers!

What is Hide Spoilers!?: Hide Spoilers! focuses on avoiding unwanted spoilers while browsing websites and social feeds. It is catalogued under Browser DevTools & extensions on PulseGate.
Who should use Hide Spoilers!?: Hide Spoilers! is a consumer product built for firefox users who want to hide spoilers online.
Is Hide Spoilers! free?: Yes — Hide Spoilers! is free to use.
What platforms does Hide Spoilers! run on?: Hide Spoilers! runs on the web, embeddable surfaces, macOS, Windows, and Linux.
Is Hide Spoilers! still active?: Unverified. Hide Spoilers! has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
What are alternatives to Hide Spoilers!?: Similar projects tracked by PulseGate include Youtube Spoiler Shield, Crunchyroll spoiler hider, and No Spoilers.Youtube Spoiler Shield Crunchyroll spoiler hider No Spoilers
Who develops Hide Spoilers!?: Hide Spoilers! is developed by Matthew.
When did Hide Spoilers! launch?: Hide Spoilers! first shipped in 2017.

At a glance

Pricing: Free
Platforms: Web
First seen: 16 Sep 2026
Built for: Firefox users who want to hide spoilers online
Model: B2C
Solves: Avoiding unwanted spoilers while browsing websites and social feeds.

Registered as

Firefox Add-ons: hide-spoilers

Developer

Matthew

Index record

Indexed: 16 Sep 2026
Lifecycle: Alive
First seen: Sep 2026
Last seen: 16 Sep 2026

Identity audit (13)

Slug: hide-spoilers-mozilla-org
Lifecycle state recorded: 16 Sep 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 16 Sep 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model, checked against the page's own declaration.
Last updated: 16 Sep 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/hide-spoilers

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