# Calamu Data Harbor vs Nightfall Nyx: side-by-side comparison (2026)

[Calamu Data Harbor](https://cybersectools.com/tools/calamu-data-harbor) is a commercial [data loss prevention](https://cybersectools.com/categories/dlp) solution by [Calamu](https://cybersectools.com/companies/calamu). [Nightfall Nyx](https://cybersectools.com/tools/nightfall-nyx) is a commercial [data loss prevention](https://cybersectools.com/categories/dlp) solution by [Nightfall AI](https://cybersectools.com/companies/nightfall-ai). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Calamu Data Harbor | Nightfall Nyx |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Data Loss Prevention | Data Loss Prevention |
| Verified | No | No |
| Deployment type | Hybrid | Cloud |
| Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| Company | Calamu | Nightfall AI |
| Headquarters | – | – |

### Use cases and capabilities

| | Calamu Data Harbor | Nightfall Nyx |
|---|---|---|
| Ransomware Prevention | Yes | – |
| Data Breach | Yes | – |
| Data Exfiltration | Yes | Yes |
| Encryption | Yes | – |
| Anomaly Detection | Yes | – |
| S3 | Yes | – |
| Ransomware | Yes | – |
| Workload Security | Yes | – |

### Core features

**Calamu Data Harbor**

7 features listed. Sign in on the page to see them.

**Nightfall Nyx**

10 features listed. Sign in on the page to see them.

### Integrations

**Calamu Data Harbor**

6 integrations listed. Sign in on the page to see them.

**Nightfall Nyx**

12 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.

- [Calamu Data Harbor](https://cybersectools.com/tools/calamu-data-harbor) fits if you need both cloud and on-premises options.
- [Nightfall Nyx](https://cybersectools.com/tools/nightfall-nyx) fits if you want a cloud product.

## Calamu Data Harbor vs Nightfall Nyx FAQ

Common questions when comparing Calamu Data Harbor vs Nightfall Nyx for data loss prevention.

### What is the difference between Calamu Data Harbor and Nightfall Nyx?

**Calamu Data Harbor**: Breach-proof data storage platform using fragmentation to prevent data theft. Built by Calamu.

**Nightfall Nyx**: AI-powered DLP analyst that investigates incidents and reduces data exposure risk. Built by Nightfall AI.

The table above shows where their features, integrations, deployment and company size fit differ.

### Who makes Calamu Data Harbor and Nightfall Nyx?

**Calamu Data Harbor** is made by Calamu. **Nightfall Nyx** is made by Nightfall AI. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Calamu Data Harbor a good alternative to Nightfall Nyx?

Often, yes. Calamu Data Harbor and Nightfall Nyx are both Data Loss Prevention products, and both cover Data Exfiltration. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Calamu Data Harbor vs SecureData](https://cybersectools.com/compare/calamu-data-harbor-vs-securedata)
- [Calamu Data Harbor vs Safetica DLP](https://cybersectools.com/compare/calamu-data-harbor-vs-safetica-dlp)
- [Calamu Data Harbor vs Bold Endpoint Security](https://cybersectools.com/compare/bold-endpoint-security-vs-calamu-data-harbor)
- [Nightfall Nyx vs SecureData](https://cybersectools.com/compare/nightfall-nyx-vs-securedata)
- [Nightfall Nyx vs Safetica DLP](https://cybersectools.com/compare/nightfall-nyx-vs-safetica-dlp)
- [Nightfall Nyx vs Bold Endpoint Security](https://cybersectools.com/compare/bold-endpoint-security-vs-nightfall-nyx)

## Alternatives to each

- [See all Calamu Data Harbor alternatives](https://cybersectools.com/alternatives/calamu-data-harbor)
- [See all Nightfall Nyx alternatives](https://cybersectools.com/alternatives/nightfall-nyx)

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Source: https://cybersectools.com/compare/calamu-data-harbor-vs-nightfall-nyx

For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/calamu-data-harbor.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on Calamu Data Harbor and Nightfall Nyx: 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