# Hornetsecurity vs Sublime Platform: side-by-side comparison (2026)

[Hornetsecurity](https://cybersectools.com/tools/hornetsecurity) is a commercial [email security platforms](https://cybersectools.com/categories/email-security-platforms) solution by [Hornetsecurity](https://cybersectools.com/companies/hornetsecurity). [Sublime Platform](https://cybersectools.com/tools/sublime-platform) is a free [detection engineering](https://cybersectools.com/categories/detection-engineering) solution. Features, integrations, deployment and the company behind each one, side by side.

Need the answer fast? [Best Email Security Solutions for Business](https://cybersectools.com/shortlists/best-email-security-platforms) picks Proofpoint Core Email Protection, Microsoft Defender for Office 365, Mimecast Advanced Email Security and 4 more.

## Side-by-side comparison

| | Hornetsecurity | Sublime Platform |
|---|---|---|
| Pricing model | Commercial | Free |
| Category | Email Security Platforms | Detection Engineering |
| Verified | No | No |
| Deployment type | Cloud | Hybrid |
| Company size fit | SMB, Mid-Market, Enterprise | Startup, SMB, Mid-Market, Enterprise |
| GitHub stars | – | 250 |
| Last commit | – | Mar 2026 |
| Company | Hornetsecurity | – |
| Headquarters | – | – |

### Use cases and capabilities

| | Hornetsecurity | Sublime Platform |
|---|---|---|
| Microsoft 365 | Yes | – |
| Office 365 | Yes | – |
| Microsoft | Yes | – |
| Spam Prevention | Yes | – |
| Multi Tenancy | Yes | – |
| Open Source | – | Yes |

### Core features

**Hornetsecurity**

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

**Sublime Platform**

No features listed.

### Integrations

**Hornetsecurity**

1 integration listed. Sign in on the page to see them.

**Sublime Platform**

No integrations listed.

## Which one fits you

Based on what each listing shows: deployment, company size, price and open source.

- [Hornetsecurity](https://cybersectools.com/tools/hornetsecurity) fits if you want a cloud product.
- [Sublime Platform](https://cybersectools.com/tools/sublime-platform) fits if you need both cloud and on-premises options, you are a startup, you need a free product and you want an open-source product.

## Hornetsecurity vs Sublime Platform FAQ

Common questions when comparing Hornetsecurity vs Sublime Platform for email security platforms.

### What is the difference between Hornetsecurity and Sublime Platform?

**Hornetsecurity**: Cloud security platform for M365 covering email, backup, and awareness. Built by Hornetsecurity.

**Sublime Platform**: A free and open platform for detecting and preventing email attacks like BEC, malware, and credential phishing, utilizing Message Query Language (MQL) for behavior description.

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

### Who makes Hornetsecurity and Sublime Platform?

**Hornetsecurity** is made by Hornetsecurity. **Sublime Platform** is open-source with 250 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Hornetsecurity a good alternative to Sublime Platform?

In part. Hornetsecurity and Sublime Platform are not in the same category on CybersecTools. Key differences: Hornetsecurity is Commercial while Sublime Platform is Free, Sublime Platform is open-source. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Hornetsecurity vs ID Agent Graphus](https://cybersectools.com/compare/hornetsecurity-vs-id-agent-graphus)
- [Hornetsecurity vs SpamTitan for Office 365](https://cybersectools.com/compare/hornetsecurity-vs-spamtitan-for-office-365)
- [Hornetsecurity vs ESET Cloud Office Security](https://cybersectools.com/compare/hornetsecurity-vs-eset-cloud-office-security)
- [Sublime Platform vs ID Agent Graphus](https://cybersectools.com/compare/id-agent-graphus-vs-sublime-platform)
- [Sublime Platform vs SpamTitan for Office 365](https://cybersectools.com/compare/spamtitan-for-office-365-vs-sublime-platform)
- [Sublime Platform vs ESET Cloud Office Security](https://cybersectools.com/compare/eset-cloud-office-security-vs-sublime-platform)

## Alternatives to each

- [See all Hornetsecurity alternatives](https://cybersectools.com/alternatives/hornetsecurity)
- [See all Sublime Platform alternatives](https://cybersectools.com/alternatives/sublime-platform)

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Source: https://cybersectools.com/compare/hornetsecurity-vs-sublime-platform

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