Nostr System Signer

Nostr System Signer (NSS) beta release.

Nostr System Signer (NSS) 0.1.0-beta.1 is out for testing.

It's a NIP-46 bunker/signer for Linux.

It supports passphrase, USB and phone passkey vault protection, encrypted identity backups, and an optional Omarchy bar plugin.

This first beta targets x86_64 Arch Linux with a supported Hyprland desktop, tested on Omarchy. It’s experimental and hasn’t had an independent security audit. Please use disposable identities.

nss-omarchy-plugin.png

nss-desktop.png

Installation

  1. Download the Arch .pkg.tar.zst package, its matching .sig, and nss-release.asc from the release page.
  2. Follow the installation guide to check the key fingerprint, verify the package signature, and install with pacman.
  3. Open Nostr System Signer, select Complete setup. Follow any sign-out or restart instructions shown then create a test vault.

Downloads and release notes

Installation and signature-verification instructions

Optional Omarchy plugin

NSS release-signing key

Fingerprint: BB99 6C8F 2088 9AA9 06F5 5E60 9D5C 48B1 1706 FF28

Download the public key

Feedback and bug reports welcome.