# nos2x

> This extension allows you to sign Nostr events on web-apps without having to give them your keys.

Canonical page: [https://chrome-stats.com/d/nos2x](https://chrome-stats.com/d/nos2x)

## Overview

- **ID:** `nos2x`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Removed
- **Publisher:** fiatjaf
- **Category:** privacy-security,social-communication
- **Daily users:** 184
- **Weekly downloads:** 28
- **Rating:** 5.00 / 5 (2 ratings)
- **Version:** 1.4.0
- **Last updated:** 2022-11-22
- **First published:** 2022-01-14
- **Size:** 663 KB
- **Data as of:** 2023-03-08
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/nos2x/)
- **Website:** [https://github.com/fiatjaf/nos2x](https://github.com/fiatjaf/nos2x)

## Description

You can now use Nostr-powered web apps on the wild web without having to type private keys. Using nos2x your keys never leave the extension.

Apps can seamlessly request you to sign them manually by calling window.nostr.signEvent(). That will open a prompt popup in which you can authorize access.

Access is granted to full domains and can be granted temporarily, just a single time, or forever.

## Permissions and access

### Permissions

- `storage`

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** Moderate risk impact
- **Risk likelihood:** High risk likelihood

### Analysis details

- Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
- This extension is not longer available in the store

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

## Similar extensions and apps

- [Nostr Connect](https://chrome-stats.com/d/nostr-connect) — 579 users, 4.20 / 5
- [Nostr Signer (formerly Nostr Connect)](https://chrome-stats.com/d/nostr-signer) — 11 users
- [nos2x-fox](https://chrome-stats.com/d/nos2x-fox) — 848 users, 4.60 / 5
- [Signstr: A Nostr Signer for your Browser](https://chrome-stats.com/d/signstr-a-nostr-signer) — 11 users
- [Nostr Web Browser](https://chrome-stats.com/d/nostr-web-browser) — 15 users
- [Soapbox Signer](https://chrome-stats.com/d/soapbox-pub-signer) — 10 users, 5.00 / 5
- [Diogel](https://chrome-stats.com/d/diogel) — 1 users
- [Connective signing extension](https://chrome-stats.com/d/connective-signing-ext) — 94,652 users, 1.00 / 5
- [nos2x-fox forked by utubo](https://chrome-stats.com/d/nos2x-fox-forked-by-utubo) — 1 users
- [Nostr Map Signer](https://chrome-stats.com/d/nostr-map-signer) — 2 users
- [Keysign](https://chrome-stats.com/d/keysign) — 4 users
- [Neurai Sign](https://chrome-stats.com/d/neurai-sign) — 2 users

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Source: [Chrome-Stats](https://chrome-stats.com/d/nos2x)