# Hardentools vs QuellSecure Active Containment: side-by-side comparison (2026)

[Hardentools](https://cybersectools.com/tools/hardentools) is a free [endpoint protection platform](https://cybersectools.com/categories/epp) solution. [QuellSecure Active Containment](https://cybersectools.com/tools/quellsecure-active-containment) is a commercial [endpoint protection platform](https://cybersectools.com/categories/epp) solution by [QuellSecure](https://cybersectools.com/companies/quellsecure). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Hardentools | QuellSecure Active Containment |
|---|---|---|
| Pricing model | Free | Commercial |
| Category | Endpoint Protection Platform | Endpoint Protection Platform |
| Verified | No | No |
| Deployment type | On-Premises | On-Premises |
| Company size fit | Startup | Startup, SMB, Mid-Market, Enterprise |
| GitHub stars | 3,042 | – |
| Last commit | Aug 2025 | – |
| Company | – | QuellSecure |
| Headquarters | – | – |

### Use cases and capabilities

| | Hardentools | QuellSecure Active Containment |
|---|---|---|
| Security Hardening | Yes | – |
| System Security | Yes | – |
| Security Configuration | Yes | – |
| Windows | Yes | Yes |
| Microsoft | Yes | – |
| Windows Security | Yes | Yes |
| Security Tools | Yes | – |
| Ransomware | – | Yes |
| Ransomware Prevention | – | Yes |
| Anomaly Detection | – | Yes |
| Attack Detection | – | Yes |
| Mitigation | – | Yes |
| Whitelist | – | Yes |
| Alerting | – | Yes |

### Core features

**Hardentools**

No features listed.

**QuellSecure Active Containment**

8 features 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.

- [Hardentools](https://cybersectools.com/tools/hardentools) fits if you need a free product and you want an open-source product.
- [QuellSecure Active Containment](https://cybersectools.com/tools/quellsecure-active-containment) fits if you are a small business or a mid-market company or an enterprise.

## Hardentools vs QuellSecure Active Containment FAQ

Common questions when comparing Hardentools vs QuellSecure Active Containment for endpoint protection platform.

### What is the difference between Hardentools and QuellSecure Active Containment?

**Hardentools**: A Windows security hardening tool that disables potentially dangerous features in Windows 10/11 and common applications to reduce attack surface for individual users.

**QuellSecure Active Containment**: Endpoint ransomware containment tool that stops encryption activity in real time. Built by QuellSecure.

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

### Who makes Hardentools and QuellSecure Active Containment?

**Hardentools** is open-source with 3,042 GitHub stars. **QuellSecure Active Containment** is made by QuellSecure. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Hardentools a good alternative to QuellSecure Active Containment?

Often, yes. Hardentools and QuellSecure Active Containment are both Endpoint Protection Platform products, and both cover Windows, Windows Security. Key differences: Hardentools is Free while QuellSecure Active Containment is Commercial, Hardentools is open-source. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Hardentools vs OnSystem Logic OnSystem Defender](https://cybersectools.com/compare/hardentools-vs-onsystem-logic-onsystem-defender)
- [Hardentools vs DataSecure RDR](https://cybersectools.com/compare/datasecure-rdr-vs-hardentools)
- [Hardentools vs Bkav Pro](https://cybersectools.com/compare/bkav-pro-vs-hardentools)
- [QuellSecure Active Containment vs OnSystem Logic OnSystem Defender](https://cybersectools.com/compare/onsystem-logic-onsystem-defender-vs-quellsecure-active-containment)
- [QuellSecure Active Containment vs DataSecure RDR](https://cybersectools.com/compare/datasecure-rdr-vs-quellsecure-active-containment)
- [QuellSecure Active Containment vs Bkav Pro](https://cybersectools.com/compare/bkav-pro-vs-quellsecure-active-containment)

## Alternatives to each

- [See all Hardentools alternatives](https://cybersectools.com/alternatives/hardentools)
- [See all QuellSecure Active Containment alternatives](https://cybersectools.com/alternatives/quellsecure-active-containment)

---

Source: https://cybersectools.com/compare/hardentools-vs-quellsecure-active-containment

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

More on Hardentools and QuellSecure Active Containment: 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