What is Link Investigator?

Link Investigator focuses on finding broken or dead links on web pages without manually checking each URL. It is catalogued under Browser DevTools & extensions on PulseGate.

Who should use Link Investigator?

Link Investigator is an open-source project built for web developers and website maintainers.

Is Link Investigator free?

Yes — Link Investigator is free to use.

What platforms does Link Investigator run on?

Link Investigator runs on the web and embeddable surfaces.

Is Link Investigator still maintained?

Unverified. Link Investigator 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 Link Investigator?

Similar projects tracked by PulseGate include Link Checker, Link Structure Checker, and Link Abyss- Detect Broken Link.

Who develops Link Investigator?

Link Investigator is developed by Smile4ever.

When did Link Investigator launch?

Link Investigator first shipped in 2019.

Back to the index

Link Investigator

Name: Link Investigator
Author: Smile4ever

github.comBrowser DevTools & extensions

Link Investigator is a Firefox extension that analyzes web pages and identifies dead or broken links. It is intended for developers, site owners, and content maintainers checking link health.

FreeWebEmbeddable

Visit github.com

Overview

4 features

Link Investigator is a Browser DevTools & extensions project. It focuses on finding broken or dead links on web pages without manually checking each URL. Link Investigator is an open-source project aimed at web developers and website maintainers. It is available for free. Link Investigator is available on the web and embeddable surfaces.

Smile4ever builds and maintains Link Investigator, and it first shipped in 2019. Key capabilities include dead link detection, web page analysis, and link checking.

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

Dead link detection
Web page analysis
Link checking
Firefox integration

Built with & integrations

Runs on

BrowserEmbeddable

Trust & compliance

Verified signals

HTTPSPrivacy Policy Terms of ServiceFree tierStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed17 Sep · 21:54 UTC
Link Investigator verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about Link Investigator

What is Link Investigator?: Link Investigator focuses on finding broken or dead links on web pages without manually checking each URL. It is catalogued under Browser DevTools & extensions on PulseGate.
Who should use Link Investigator?: Link Investigator is an open-source project built for web developers and website maintainers.
Is Link Investigator free?: Yes — Link Investigator is free to use.
What platforms does Link Investigator run on?: Link Investigator runs on the web and embeddable surfaces.
Is Link Investigator still maintained?: Unverified. Link Investigator 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 Link Investigator?: Similar projects tracked by PulseGate include Link Checker, Link Structure Checker, and Link Abyss- Detect Broken Link.Link Checker Link Structure Checker Link Abyss- Detect Broken Link
Who develops Link Investigator?: Link Investigator is developed by Smile4ever.
When did Link Investigator launch?: Link Investigator first shipped in 2019.

At a glance

Pricing: Free
Platforms: Web
Languages: English
First seen: 17 Sep 2026
Built for: web developers and website maintainers
Model: Open source
Solves: Finding broken or dead links on web pages without manually checking each URL.

Registered as

Firefox Add-ons: link-investigator

Developer

Smile4ever

Index record

Indexed: 17 Sep 2026
Lifecycle: Alive
First seen: Sep 2026
Last seen: 17 Sep 2026

Identity audit (13)

Slug: link-investigator-github-com
Lifecycle state recorded: 17 Sep 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 17 Sep 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
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: 17 Sep 2026
Canonical URL: https://github.com/Smile4ever/link-investigator

Ship this? Send a correction — no account, and you get a link to follow it.

Similar projects

Closest matches by what these projects do