Who should use Mastodon Share?

Mastodon Share is an open-source project built for mastodon users who share web content.

What platforms does Mastodon Share run on?

Mastodon Share runs on the web, the command line, and embeddable surfaces.

Is Mastodon Share still active?

Unverified. Mastodon Share 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 Mastodon Share?

Similar projects tracked by PulseGate include Share to Mastodon, Share on Mastodon, and Mastodon Auto Share.

Who makes Mastodon Share?

Mastodon Share is developed by kernox.

When did Mastodon Share launch?

Mastodon Share first shipped in 2017.

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Mastodon Share

Name: Mastodon Share
Author: kernox

github.comBrowser DevTools & extensions

Mastodon Share is an open-source browser extension that adds a share button for posting web pages to a user's Mastodon instance. It is intended for Mastodon users who want a quicker way to share links from their browser.

Open SourceWebCLIEmbeddable

Visit github.com

1alternative

5features

2017since

Overview

5 features

In the Browser DevTools & extensions space, Mastodon Share takes a focused approach. It focuses on sharing web pages to a Mastodon instance without manually copying URLs and composing posts. It is built as an open-source project for mastodon users who share web content. Mastodon Share is open source under the Open Source license. Mastodon Share is available on the web, the command line, and embeddable surfaces.

kernox builds and maintains Mastodon Share, and it first shipped in 2017. Among its 5 catalogued features are share button, mastodon posting, and instance selection.

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

Share button
Mastodon posting
Instance selection
Chrome support
Firefox support

Built with & integrations

Connectors

chrome

Runs on

BrowserCLIEmbeddable

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

Indexed12 Sep · 18:34 UTC
Mastodon Share verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about Mastodon Share

What is Mastodon Share?: Mastodon Share focuses on sharing web pages to a Mastodon instance without manually copying URLs and composing posts. It is catalogued under Browser DevTools & extensions on PulseGate.
Who should use Mastodon Share?: Mastodon Share is an open-source project built for mastodon users who share web content.
Does Mastodon Share have a free plan?: Yes — Mastodon Share is open source under the Open Source license and free to use.
What platforms does Mastodon Share run on?: Mastodon Share runs on the web, the command line, and embeddable surfaces.
Is Mastodon Share still active?: Unverified. Mastodon Share 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 Mastodon Share?: Similar projects tracked by PulseGate include Share to Mastodon, Share on Mastodon, and Mastodon Auto Share.Share to Mastodon Share on Mastodon Mastodon Auto Share
Who makes Mastodon Share?: Mastodon Share is developed by kernox.
When did Mastodon Share launch?: Mastodon Share first shipped in 2017.

At a glance

Pricing: Open Source
Platforms: Web · CLI
Languages: English
License: Open Source
First seen: 12 Sep 2026
Built for: Mastodon users who share web content
Model: Open source
Solves: Sharing web pages to a Mastodon instance without manually copying URLs and composing posts.

Registered as

Firefox Add-ons: mastodon-share

Developer

kernox

Index record

Indexed: 12 Sep 2026
Lifecycle: Alive
First seen: Sep 2026
Last seen: 12 Sep 2026

Identity audit (13)

Slug: mastodon-share-github-com
Lifecycle state recorded: 12 Sep 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 12 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: 12 Sep 2026
Canonical URL: https://github.com/kernox/Mastodon-Share-Browser-Extension

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