What is Session Importer?

Moving, inspecting, and modifying browser storage and authenticated session data across environments. It is catalogued under Browser DevTools & extensions on PulseGate.

Who should use Session Importer?

Session Importer is a B2B product built for web developers and QA engineers.

Is Session Importer free?

Yes — Session Importer is free to use.

What platforms does Session Importer run on?

Session Importer runs on the web and embeddable surfaces.

Is Session Importer still maintained?

Unverified. Session Importer 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 Session Importer?

Similar projects tracked by PulseGate include Master, Storage Saver, and Session Saver.

Who develops Session Importer?

Session Importer is developed by Neeno.

When did Session Importer launch?

Session Importer first shipped in 2025.

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Session Importer

Name: Session Importer
Author: Neeno

mozilla.orgBrowser DevTools & extensions

Session Importer is a Firefox browser extension for exporting and importing LocalStorage, SessionStorage, and cookies as JSON. It provides an interactive editor and controlled injection tools for developers who need to transfer or debug browser session state.

FreeWebEmbeddable

Visit mozilla.org

Overview

8 features

In the Browser DevTools & extensions space, Session Importer takes a focused approach. Moving, inspecting, and modifying browser storage and authenticated session data across environments. Session Importer is a B2B product aimed at web developers and QA engineers. Session Importer costs nothing to use. It runs on the web and embeddable surfaces.

Neeno builds and maintains Session Importer, and it first shipped in 2025. Among its 8 catalogued features are JSON export, JSON import, and cookie management. The interface is available in 32 languages, including Czech, German, and Greek.

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

JSON export
JSON import
Cookie management
LocalStorage viewer
SessionStorage viewer
Live editor
Clipboard support
Domain transfer

Built with & integrations

Runs on

BrowserEmbeddable

Trust & compliance

Verified signals

HTTPSPrivacy Policy Terms of ServiceFree tierMulti-languageStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed17 Sep · 05:38 UTC
Session Importer verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about Session Importer

What is Session Importer?: Moving, inspecting, and modifying browser storage and authenticated session data across environments. It is catalogued under Browser DevTools & extensions on PulseGate.
Who should use Session Importer?: Session Importer is a B2B product built for web developers and QA engineers.
Is Session Importer free?: Yes — Session Importer is free to use.
What platforms does Session Importer run on?: Session Importer runs on the web and embeddable surfaces.
Is Session Importer still maintained?: Unverified. Session Importer 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 Session Importer?: Similar projects tracked by PulseGate include Master, Storage Saver, and Session Saver.Master Storage Saver Session Saver
Who develops Session Importer?: Session Importer is developed by Neeno.
When did Session Importer launch?: Session Importer first shipped in 2025.

At a glance

Pricing: Free
Platforms: Web
Built for: web developers and QA engineers
Model: B2B
Solves: Moving, inspecting, and modifying browser storage and authenticated session data across environments.

Registered as

Firefox Add-ons: session-importer

Developer

Neeno

Index record

Indexed: 17 Sep 2026
Lifecycle: Alive
Last seen: 17 Sep 2026

Identity audit (13)

Slug: session-importer-mozilla-org
Lifecycle state recorded: 17 Sep 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 17 Sep 2026
Timeline basis: Indexed-at chronology. This listing's first-seen date was written by the catalog backfill, not observed here, so it is not treated as a sighting.
Name from: Derived from the project's own page and URL.
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: 17 Sep 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/session-importer

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