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Official NEXGUARD security products — browser, extension, and wallet.

NEXGUARD

Official downloads

NEXGUARD AI Security Scanner

20-layer protection before wallet connect, before transaction signing, and during normal browsing. Nothing external is trusted by default.

Open Browser GuardPlatform overview

NEXGUARD Browser

The secure desktop browser with built-in AI protection — phishing defense, scam detection, and Security Copilot on every tab.

Open Browser Guard

Windows

Windows 10 / 11 · x64

Full desktop installer with AI Security Copilot, automatic updates, and desktop shortcuts.

Download for Windows

macOS

Apple Silicon & Intel

Native macOS installer — available soon.

Coming soon

Linux

AppImage

Portable Linux build — available soon.

Coming soon
  • Chromium engine with familiar tabs & navigation
  • Built-in AI Security Scanner extension
  • AI Security Copilot sidebar
  • Anti-phishing, scam & malware protection
  • Form, download & script analysis
  • Security dashboard integration

Updates are delivered automatically after installation.

Install the extension using the official ZIP below and Load unpacked in your browser extensions page (Developer mode). Chrome Web Store listing coming soon.

NEXGUARD Wallet

NEXGUARD Wallet

Multi-chain wallet with built-in trust checks

Coming soon

Windows, macOS, and Linux wallet apps will be available here soon.

Browser extension

One ZIP for Chrome, Brave, and Edge on Windows, macOS, and Linux.

Download extension (ZIP)

Windows

Chrome · Brave · Edge

Download, unzip, then Load unpacked in chrome://extensions (Developer mode).

Download for Windows

macOS

Chrome · Brave · Edge

Same ZIP for Apple Silicon and Intel — unzip and Load unpacked.

Download for macOS

Linux

Chrome · Brave · Edge

Unzip anywhere, then Load unpacked and select the extracted folder.

Download for Linux

How to install (Load unpacked)

  1. 1Download nexguard-ai-security-scanner.zip and unzip it. You should get a folder named nexguard-ai-security-scanner with manifest.json inside.
  2. 2Open chrome://extensions (or brave://extensions / edge://extensions). Turn on Developer mode.
  3. 3Click Load unpacked and select the nexguard-ai-security-scanner folder (not the ZIP file).
  4. 4Pin NEXGUARD in the toolbar, then open Browser Guard for full page scans and live DOM inspect.

Firefox extension — coming soon · Chrome Web Store listing — planned

Automatic updates

NEXGUARD Browser

Keeps itself up to date with the latest security rules and AI protection — no manual downloads needed.

Browser extension

Notifies you when a new version is available on this page. Download the latest ZIP and reload the extension to update.

Legal & security

Privacy, terms, and security reporting for NEXGUARD products.

20 security layers included

  • 1.Website trust & domain analysis
  • 2.Visual clone / phishing detection
  • 3.JavaScript & script analysis
  • 4.Form & seed phrase detection
  • 5.Email consistency checks
  • 6.Payment & checkout analysis
  • 7.Price anomaly detection
  • 8.Wallet connect inspection
  • 9.Transaction simulation (pre-sign)
  • 10.Token approval analysis
  • 11.Smart contract audit
  • 12.Liquidity & LP lock checks
  • 13.Holder concentration
  • 14.Bridge risk signals
  • 15.Malware & clipboard hijack
  • 16.Social engineering text scan
  • 17.AI prompt injection defense
  • 18.Threat intelligence feeds
  • 19.User alert system
  • 20.Automatic protection blocks