Who is AntiPhish for?

AntiPhish is an open-source project built for firefox users seeking phishing protection.

Does AntiPhish have a free plan?

Yes — AntiPhish is open source under the Open Source license and free to use.

Is AntiPhish still active?

Unverified. AntiPhish 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 projects are similar to AntiPhish?

Similar projects tracked by PulseGate include Padvish Antiphishing, Extension Against Phishing, and PhishFinderAK.

Who develops AntiPhish?

AntiPhish is developed by David Haerer.

When did AntiPhish launch?

AntiPhish first shipped in 2023.

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AntiPhish

Name: AntiPhish
Author: David Haerer

github.comBrowser DevTools & extensions

AntiPhish is an open-source Firefox extension that provides anti-phishing measures while users browse the web. It is intended for individuals who want additional protection against fraudulent websites and phishing attempts.

Open SourceWebEmbeddablemacOSWindowsLinux

Visit github.com

Overview

3 features

AntiPhish is a Browser DevTools & extensions project. It focuses on reducing the risk of users visiting phishing websites or submitting information to fraudulent pages. It is built as an open-source project for firefox users seeking phishing protection. AntiPhish is open source under the Open Source license. It runs on the web, embeddable surfaces, macOS, Windows, and Linux.

Behind AntiPhish is David Haerer, and it first shipped in 2023. Key capabilities include phishing protection, browser extension, and website risk detection.

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

Phishing protection
Browser extension
Website risk detection

Built with & integrations

Runs on

BrowserEmbeddablemacOSWindowsLinux

Trust & compliance

License

Open Source

Verified signals

HTTPSPrivacy Policy Terms of ServiceOpen SourceFree tierStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed20 Sep · 12:29 UTC
AntiPhish verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about AntiPhish

What does AntiPhish do?: AntiPhish focuses on reducing the risk of users visiting phishing websites or submitting information to fraudulent pages. It is catalogued under Browser DevTools & extensions on PulseGate.
Who is AntiPhish for?: AntiPhish is an open-source project built for firefox users seeking phishing protection.
Does AntiPhish have a free plan?: Yes — AntiPhish is open source under the Open Source license and free to use.
What platforms does AntiPhish run on?: AntiPhish runs on the web, embeddable surfaces, macOS, Windows, and Linux.
Is AntiPhish still active?: Unverified. AntiPhish 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 projects are similar to AntiPhish?: Similar projects tracked by PulseGate include Padvish Antiphishing, Extension Against Phishing, and PhishFinderAK.Padvish Antiphishing Extension Against Phishing PhishFinderAK
Who develops AntiPhish?: AntiPhish is developed by David Haerer.
When did AntiPhish launch?: AntiPhish first shipped in 2023.

At a glance

Pricing: Open Source
Platforms: Web
Languages: English
License: Open Source
Built for: Firefox users seeking phishing protection
Model: Open source
Solves: Reducing the risk of users visiting phishing websites or submitting information to fraudulent pages.

Registered as

Firefox Add-ons: antiphish

Developer

David Haerer

Index record

Indexed: 20 Sep 2026
Lifecycle: Alive
Last seen: 20 Sep 2026

Identity audit (13)

Slug: antiphish-github-com
Lifecycle state recorded: 20 Sep 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 20 Sep 2026
Timeline basis: Indexed-at chronology. This listing's first-seen date was written by the catalog backfill, not observed here, so it is not treated as a sighting.
Name from: Written by a language model from the project's public pages.
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: 20 Sep 2026
Canonical URL: https://github.com/david-haerer/antiphish

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