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JWT Lab Toolkit

mozilla.orgBrowser DevTools & extensions

PulseGate's liveness check found it on 1 Oct 2026; it is registered on Firefox Add-ons and has been in the index since 1 Oct 2026. How this is checked

JWT Lab Toolkit is a Firefox extension that supports authorized testing of JSON Web Tokens. It provides browser-based JWT lab functionality and clipboard access without reported data collection.

Inferred · not functionally tested

FreeWebEmbeddablemacOSWindowsLinux
JWT Lab Toolkit preview
Visit mozilla.org

Overview

4 features

Purpose: Testing and inspecting JSON Web Tokens during authorized security assessments.

Inferred · not functionally tested

Audience: security testers and web developers

Inferred · not functionally tested

Functions: Unknown

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

Recorded constraints: pricing: free · license: Proprietary · platforms: WEB · deployment: browser, embeddable, macos, windows, linux

Constraint provenance is unknown; confirm requirements with the publisher.

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

JWT Lab Toolkit sits in PulseGate's Browser DevTools & extensions category. Inferred · not functionally tested: It focuses on testing and inspecting JSON Web Tokens during authorized security assessments. Inferred · not functionally tested: JWT Lab Toolkit is a B2B product aimed at security testers and web developers. Basis unknown · not verified: It is available for free. Basis unknown · not verified: JWT Lab Toolkit is available on the web, embeddable surfaces, macOS, Windows, and Linux.

It is developed by sharan, and it first shipped in 2026. Inferred · not functionally tested: Key capabilities include JWT testing, clipboard input, and browser extension. The interface is available in 32 languages, including Czech, German, and Greek.

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

Tasks: Inferred · not functionally tested

  • JWT testing
  • Clipboard input
  • Browser extension
  • Privacy-focused data handling

Topics: Inferred · not functionally tested

Tags
jwt-testingsecurity-testingfirefox-extensiontoken-inspection

JSON profile · Text profile · Access guide

Built with & integrations

Runs on
BrowserEmbeddablemacOSWindowsLinux

Trust & compliance

Public signals
HTTPSPrivacy PolicyTerms of ServiceFree tierMulti-languageStore listing found
Legal
Privacy Policy Terms of Service

Indexing history

1

What PulseGate has recorded for this listing

  1. Indexed1 Oct · 00:52 UTC
    JWT Lab Toolkit seen via Firefox Add-ons
    Source: Firefox Add-ons · Open

Frequently asked questions about JWT Lab Toolkit

What is JWT Lab Toolkit?
Inferred · not functionally tested: JWT Lab Toolkit focuses on testing and inspecting JSON Web Tokens during authorized security assessments. It is catalogued under Browser DevTools & extensions on PulseGate.
Who should use JWT Lab Toolkit?
Inferred · not functionally tested: JWT Lab Toolkit is a B2B product built for security testers and web developers.
Is JWT Lab Toolkit free?
Basis unknown · not verified: Yes — JWT Lab Toolkit is free to use.
What platforms does JWT Lab Toolkit run on?
Basis unknown · not verified: JWT Lab Toolkit runs on the web, embeddable surfaces, macOS, Windows, and Linux.
Is JWT Lab Toolkit still active?
PulseGate's liveness check found it on 1 Oct 2026.
What projects are similar to JWT Lab Toolkit?
Similar projects tracked by PulseGate include AutoJWT, JWT EZ Copier, and JWT Authorization Injector.AutoJWTJWT EZ CopierJWT Authorization Injector
Who makes JWT Lab Toolkit?
JWT Lab Toolkit is developed by sharan.
How long has JWT Lab Toolkit been around?
JWT Lab Toolkit first shipped in 2026.

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