# Naabu

Naabu is a Security Scanning product. It runs on-premises. Pricing is free.

A fast and reliable port scanner written in Go, designed for attack surface discovery in bug bounties and penetration testing.

Checked October 2026.

## What is Naabu?

Naabu is a port scanning tool written in Go that focuses on speed, reliability, and simplicity. The tool is designed to identify open ports on target systems as part of network reconnaissance activities.

Key features include:
- Fast port scanning capabilities optimized for performance
- Simple command-line interface for ease of use
- Reliable scanning results with minimal false positives
- Integration capabilities with other security tools
- Support for various scanning techniques and port ranges

The tool is commonly used in bug bounty programs and penetration testing engagements as part of the attack surface discovery process. It can be combined with other reconnaissance tools to build a comprehensive view of target network infrastructure and identify potential entry points for security assessments.

Tags: Bug Bounty, Port Scanning, Reconnaissance, Network Scanning

## Where it fits in your security program (NIST CSF 2.0)

- [Identify](https://cybersectools.com/guides/building-identify-program-small-team): helps you know your assets and your risks.

## Quick facts

- Category: [Exposure & Vulnerability Management](https://cybersectools.com/categories/exposure-vulnerability-management) · [Security Scanning](https://cybersectools.com/categories/security-scanning)
- Deployment: On-Premises
- Company size fit: Startup, SMB, Mid-Market, Enterprise
- Pricing model: Free
- GitHub stars: 5,407
- Website: github.com

## Naabu FAQ

### What is Naabu?

Naabu is a product in the Security Scanning category. It covers Bug Bounty, Port Scanning and Reconnaissance.

### What is the pricing for Naabu?

Naabu is free. Download and setup instructions are at https://github.com/projectdiscovery/naabu/.

### What are alternatives to Naabu?

Alternatives to Naabu listed on CybersecTools:

1. [RoboShadow Mobile Network Scanner](https://cybersectools.com/tools/roboshadow-mobile-network-scanner) - Android app for scanning networks to identify security vulnerabilities (Free)
2. [DNSAudit.io](https://cybersectools.com/tools/dnsauditio) - Free DNS security scanner that checks domains for misconfigs and exposure. (Free)
3. [Aikido EOL Scanner](https://cybersectools.com/tools/aikido-eol-scanner) - Detects end-of-life and outdated software in code and containers (Commercial)
4. [Jsmon 2.0](https://cybersectools.com/tools/jsmon-20) - JavaScript security scanner for detecting vulnerabilities in third-party scripts (Commercial)
5. [Sucuri Website Malware Scanner](https://cybersectools.com/tools/sucuri-website-malware-scanner) - Website malware scanner with remote & server-side scanning capabilities (Commercial)

Compare all Naabu alternatives at [https://cybersectools.com/alternatives/naabu](https://cybersectools.com/alternatives/naabu)

### What deployment and organization size does Naabu fit?

Naabu is available as on-premises software. It is listed for startups, small businesses, mid-market companies and enterprises. It is free.

## Compare Naabu with similar solutions

- [Naabu vs RoboShadow Mobile Network Scanner](https://cybersectools.com/compare/naabu-vs-roboshadow-mobile-network-scanner)
- [Naabu vs DNSAudit.io](https://cybersectools.com/compare/dnsauditio-vs-naabu)
- [Naabu vs Aikido EOL Scanner](https://cybersectools.com/compare/aikido-eol-scanner-vs-naabu)

All alternatives to Naabu: [/alternatives/naabu](https://cybersectools.com/alternatives/naabu)

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Source: https://cybersectools.com/tools/naabu

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More on Naabu: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=product-md