What is HistoryBlock?

HistoryBlock focuses on preventing selected websites from appearing in a Firefox browsing history. It is catalogued under Browser DevTools & extensions on PulseGate.

Who should use HistoryBlock?

HistoryBlock is an open-source project built for firefox users who want selective browsing-history privacy.

Does HistoryBlock have a free plan?

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

What platforms does HistoryBlock run on?

HistoryBlock runs on the web, the command line, and embeddable surfaces.

Is HistoryBlock still active?

Unverified. HistoryBlock 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.

Who develops HistoryBlock?

HistoryBlock is developed by kainsavage.

How long has HistoryBlock been around?

HistoryBlock first shipped in 2008.

Is HistoryBlock open source?

Yes — HistoryBlock is open source under the Open Source license.

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HistoryBlock

Name: HistoryBlock
Author: kainsavage

github.comBrowser DevTools & extensions

HistoryBlock is an open-source Firefox extension that blocks selected websites from being recorded in the browser history. It is intended for users who want selective control over local browsing-history records.

Open SourceWebCLIEmbeddableCloud-managed

Visit github.com

Overview

4 features

HistoryBlock sits in PulseGate's Browser DevTools & extensions category. It focuses on preventing selected websites from appearing in a Firefox browsing history. HistoryBlock is an open-source project aimed at firefox users who want selective browsing-history privacy. The project is open source (Open Source). HistoryBlock is available on the web, the command line, and embeddable surfaces.

It is developed by kainsavage, and it first shipped in 2008. Key capabilities include site blocking, history filtering, and firefox integration.

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

Site blocking
History filtering
Firefox integration
Privacy controls

Built with & integrations

Runs on

BrowserCLIEmbeddableCloud-managed

Trust & compliance

License

Open Source

Verified signals

HTTPSOpen SourceFree tierStore-verified publisher

Indexing history

What PulseGate has recorded for this listing

Indexed8 Sept · 12:49 UTC
HistoryBlock verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about HistoryBlock

What is HistoryBlock?: HistoryBlock focuses on preventing selected websites from appearing in a Firefox browsing history. It is catalogued under Browser DevTools & extensions on PulseGate.
Who should use HistoryBlock?: HistoryBlock is an open-source project built for firefox users who want selective browsing-history privacy.
Does HistoryBlock have a free plan?: Yes — HistoryBlock is open source under the Open Source license and free to use.
What platforms does HistoryBlock run on?: HistoryBlock runs on the web, the command line, and embeddable surfaces.
Is HistoryBlock still active?: Unverified. HistoryBlock 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.
Who develops HistoryBlock?: HistoryBlock is developed by kainsavage.
How long has HistoryBlock been around?: HistoryBlock first shipped in 2008.
Is HistoryBlock open source?: Yes — HistoryBlock is open source under the Open Source license.

At a glance

Pricing: Open Source
Platforms: Web · CLI
Languages: English
License: Open Source
First seen: 8 Sept 2026
Built for: Firefox users who want selective browsing-history privacy
Model: Open source
Solves: Preventing selected websites from appearing in a Firefox browsing history.

Registered as

Firefox Add-ons: historyblock

Developer

kainsavage

Index record

Indexed: 8 Sept 2026
Lifecycle: Alive
First seen: Sept 2026
Last seen: 8 Sept 2026

Identity audit (13)

Slug: historyblock-github-com
Lifecycle state recorded: 8 Sept 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 8 Sept 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: 8 Sept 2026
Canonical URL: https://github.com/kainsavage/HistoryBlock

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