Who should use Sputnik?

Sputnik is an open-source project built for OSINT researchers, journalists, investigators, and security professionals.

Does Sputnik have a free plan?

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

What platforms does Sputnik run on?

Sputnik runs on the web and embeddable surfaces.

Is Sputnik still active?

Unverified. Sputnik 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 Sputnik?

Similar projects tracked by PulseGate include Hashrate Lens, SaveAI, and Codex File Drop.

Sputnik is developed by Mitch Moser.

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Sputnik

Name: Sputnik
Author: Mitch Moser

github.comBrowser DevTools & extensions

Sputnik is an open-source browser extension for open-source intelligence research. It helps investigators, journalists, and security professionals analyze web information directly from Chrome or Firefox.

Open SourceWebEmbeddable

Visit github.com

Overview

6 features

Sputnik sits in PulseGate's Browser DevTools & extensions category. It focuses on investigating open-source information across the web without manually switching between research tools. Sputnik is an open-source project aimed at OSINT researchers, journalists, investigators, and security professionals. The project is open source (Open Source). Sputnik is available on the web and embeddable surfaces.

It is developed by Mitch Moser, and it first shipped in 2018. Key capabilities include browser extension, OSINT research, and web investigation.

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

Browser extension
OSINT research
Web investigation
Information analysis
Chrome support
Firefox support

Built with & integrations

Runs on

BrowserEmbeddable

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

Indexed9 Sept · 10:52 UTC
Sputnik verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about Sputnik

What is Sputnik?: Sputnik focuses on investigating open-source information across the web without manually switching between research tools. It is catalogued under Browser DevTools & extensions on PulseGate.
Who should use Sputnik?: Sputnik is an open-source project built for OSINT researchers, journalists, investigators, and security professionals.
Does Sputnik have a free plan?: Yes — Sputnik is open source under the Open Source license and free to use.
What platforms does Sputnik run on?: Sputnik runs on the web and embeddable surfaces.
Is Sputnik still active?: Unverified. Sputnik 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 Sputnik?: Similar projects tracked by PulseGate include Hashrate Lens, SaveAI, and Codex File Drop.Hashrate Lens SaveAI Codex File Drop
Who makes Sputnik?: Sputnik is developed by Mitch Moser.
When did Sputnik launch?: Sputnik first shipped in 2018.

At a glance

Pricing: Open Source
Platforms: Web
Languages: English
License: Open Source
First seen: 9 Sept 2026
Built for: OSINT researchers, journalists, investigators, and security professionals
Model: Open source
Solves: Investigating open-source information across the web without manually switching between research tools.

Registered as

Firefox Add-ons: sputnik-osint

Developer

Mitch Moser

Index record

Indexed: 9 Sept 2026
Lifecycle: Alive
First seen: Sept 2026
Last seen: 9 Sept 2026

Identity audit (13)

Slug: sputnik-github-com
Lifecycle state recorded: 9 Sept 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 9 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: 9 Sept 2026
Canonical URL: https://github.com/mitchmoser/sputnik

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