# BloodHound vs Nebula by BreachLine Labs: side-by-side comparison (2026) [BloodHound](https://cybersectools.com/tools/bloodhound) is a free [penetration testing](https://cybersectools.com/categories/pentesting-tools) solution. [Nebula by BreachLine Labs](https://cybersectools.com/tools/breachline-nebula) is a commercial [penetration testing](https://cybersectools.com/categories/pentesting-tools) solution by [BreachLine Labs](https://cybersectools.com/companies/breachline-labs). Features, integrations, deployment and the company behind each one, side by side. ## Side-by-side comparison | | BloodHound | Nebula by BreachLine Labs | |---|---|---| | Pricing model | Free | Commercial | | Category | Penetration Testing | Penetration Testing | | Verified | No | No | | Deployment type | Hybrid | Cloud | | Company size fit | SMB, Mid-Market, Enterprise | Mid-Market, Enterprise | | GitHub stars | 10,325 | – | | Last commit | Aug 2025 | – | | Company | – | BreachLine Labs | | Headquarters | – | – | ### Use cases and capabilities | | BloodHound | Nebula by BreachLine Labs | |---|---|---| | Neo4j | Yes | – | | Azure | Yes | – | | Red Team | Yes | – | | Attack Paths | Yes | Yes | | Lateral Movement | Yes | – | | Reconnaissance | Yes | Yes | | Graph | Yes | – | | Active Directory | Yes | – | | Privilege Escalation | Yes | – | | AI Pentesting | – | Yes | | Vulnerability Exploitation | – | Yes | | Proof of Concept | – | Yes | | Continuous Testing | – | Yes | | Validation | – | Yes | | Verification | – | Yes | | Security Reporting | – | Yes | | VAPT | – | Yes | ### Core features **BloodHound** No features listed. **Nebula by BreachLine Labs** 8 features listed. Sign in on the page to see them. ### Integrations **BloodHound** No integrations listed. **Nebula by BreachLine Labs** 15 integrations listed. Sign in on the page to see them. ## Which one fits you Based on what each listing shows: deployment, company size, price and open source. - [BloodHound](https://cybersectools.com/tools/bloodhound) fits if you need both cloud and on-premises options, you are a small business, you need a free product and you want an open-source product. - [Nebula by BreachLine Labs](https://cybersectools.com/tools/breachline-nebula) fits if you want a cloud product. ## BloodHound vs Nebula by BreachLine Labs FAQ Common questions when comparing BloodHound vs Nebula by BreachLine Labs for penetration testing. ### What is the difference between BloodHound and Nebula by BreachLine Labs? **BloodHound**: BloodHound is a Javascript web application that uses graph theory to analyze Active Directory and Azure environments, revealing hidden relationships and potential attack paths through visual mapping. **Nebula by BreachLine Labs**: Fully autonomous AI security engineer that works for you. Built by BreachLine Labs. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes BloodHound and Nebula by BreachLine Labs? **BloodHound** is open-source with 10,325 GitHub stars. **Nebula by BreachLine Labs** is made by BreachLine Labs. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit. ### Is BloodHound a good alternative to Nebula by BreachLine Labs? Often, yes. BloodHound and Nebula by BreachLine Labs are both Penetration Testing products, and both cover Attack Paths, Reconnaissance. Key differences: BloodHound is Free while Nebula by BreachLine Labs is Commercial, BloodHound is open-source. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [BloodHound vs Managed Autonomous Pentesting (MAP)](https://cybersectools.com/compare/bloodhound-vs-hackurity-art-stack) - [BloodHound vs KinoSec Zeus](https://cybersectools.com/compare/bloodhound-vs-kinosec-zeus) - [BloodHound vs Ironwood Cyber Enlight](https://cybersectools.com/compare/bloodhound-vs-ironwood-cyber-enlight) - [Nebula by BreachLine Labs vs Managed Autonomous Pentesting (MAP)](https://cybersectools.com/compare/breachline-nebula-vs-hackurity-art-stack) - [Nebula by BreachLine Labs vs KinoSec Zeus](https://cybersectools.com/compare/breachline-nebula-vs-kinosec-zeus) - [Nebula by BreachLine Labs vs Ironwood Cyber Enlight](https://cybersectools.com/compare/breachline-nebula-vs-ironwood-cyber-enlight) ## Alternatives to each - [See all BloodHound alternatives](https://cybersectools.com/alternatives/bloodhound) - [See all Nebula by BreachLine Labs alternatives](https://cybersectools.com/alternatives/breachline-nebula) --- Source: https://cybersectools.com/compare/bloodhound-vs-breachline-nebula For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/bloodhound.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on BloodHound and Nebula by BreachLine Labs: 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=compare-md