Skip to content
Back to the index

Secret Scanner

github.comBrowser DevTools & extensions

No liveness check has reached it yet; it is registered on the Chrome Web Store and Firefox Add-ons and has been in the index since 14 Sep 2026. How this is checked

Secret Scanner is an open-source browser extension that inspects web pages for exposed API keys, passwords, and other secrets. It is intended for developers and security users who want to identify leaked credentials while browsing.

Inferred · not functionally tested

Open SourceWebEmbeddable
Secret Scanner preview
Visit github.com

Overview

5 features

Purpose: Detecting exposed API keys and passwords in web pages before they can be misused.

Inferred · not functionally tested

Audience: security-conscious developers and web users

Inferred · not functionally tested

Functions: data_extraction

Inferred · not functionally tested

Interfaces: API: unknown · MCP: unknown · CLI: unknown · Self-hosting: unknown

Recorded constraints: pricing: open_source · license: Open Source · platforms: WEB · deployment: browser, embeddable

Constraint provenance is unknown; confirm requirements with the publisher.

Record sources: github.com · chromewebstore.google.com · addons.mozilla.org. These links do not verify the individual claims.

Secret Scanner is a Browser DevTools & extensions project. Inferred · not functionally tested: It focuses on detecting exposed API keys and passwords in web pages before they can be misused. Inferred · not functionally tested: Secret Scanner is an open-source project aimed at security-conscious developers and web users. Basis unknown · not verified: The project is open source (Open Source). Basis unknown · not verified: Secret Scanner is available on the web and embeddable surfaces.

It is developed by cpulvermacher, and it first shipped in 2025. Inferred · not functionally tested: Among its 5 catalogued features are API key scanning, password scanning, and web page inspection.

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

Tasks: Inferred · not functionally tested

  • API key scanning
  • Password scanning
  • Web page inspection
  • Chrome support
  • Firefox support

Topics: Inferred · not functionally tested

Tags
secret-detectioncredential-scanningbrowser-extensionapi-key-security

JSON profile · Text profile · Access guide

Built with & integrations

Runs on
BrowserEmbeddable

Trust & compliance

License
Open Source
Public signals
HTTPSOpen SourceFree tierStore listing found

Indexing history

1

What PulseGate has recorded for this listing

  1. Indexed14 Sep · 06:37 UTC
    Secret Scanner seen via Firefox Add-ons
    Source: Firefox Add-ons · Open

Frequently asked questions about Secret Scanner

What does Secret Scanner do?
Inferred · not functionally tested: Secret Scanner focuses on detecting exposed API keys and passwords in web pages before they can be misused. It is catalogued under Browser DevTools & extensions on PulseGate.
Who should use Secret Scanner?
Inferred · not functionally tested: Secret Scanner is an open-source project built for security-conscious developers and web users.
Is Secret Scanner free?
Basis unknown · not verified: Yes — Secret Scanner is open source under the Open Source license and free to use.
What platforms does Secret Scanner run on?
Basis unknown · not verified: Secret Scanner runs on the web and embeddable surfaces.
Is Secret Scanner still maintained?
Unverified. Secret Scanner 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 Secret Scanner?
Similar projects tracked by PulseGate include JS Recon & Secret Scanner, Secret Scanner for Confluence Cloud, and secret-scanner-cl.JS Recon & Secret ScannerSecret Scanner for Confluence Cloudsecret-scanner-cl
Who develops Secret Scanner?
Secret Scanner is developed by cpulvermacher.
When did Secret Scanner launch?
Secret Scanner first shipped in 2025.

Similar projects

Closest matches by what these projects do