# Arcjet vs DOMPurify: side-by-side comparison (2026)

[Arcjet](https://cybersectools.com/tools/arcjet) is a commercial [runtime application self-protection](https://cybersectools.com/categories/rasp) solution by [Arcjet](https://cybersectools.com/companies/arcjet). [DOMPurify](https://cybersectools.com/tools/dompurify) is a free [runtime application self-protection](https://cybersectools.com/categories/rasp) solution. Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Arcjet | DOMPurify |
|---|---|---|
| Pricing model | Commercial | Free |
| Category | Runtime Application Self-Protection | Runtime Application Self-Protection |
| Verified | No | No |
| Deployment type | Cloud | Cloud |
| Company size fit | Startup, SMB, Mid-Market, Enterprise | Startup, SMB, Mid-Market, Enterprise |
| GitHub stars | – | 16,746 |
| Last commit | – | Mar 2026 |
| Company | Arcjet | – |
| Headquarters | – | – |

### Use cases and capabilities

| | Arcjet | DOMPurify |
|---|---|---|
| Bot Protection | Yes | – |
| WAF | Yes | – |
| PII | Yes | – |
| OWASP | Yes | – |
| Node.js | – | Yes |
| XSS | – | Yes |

### Core features

**Arcjet**

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

**DOMPurify**

No features listed.

### Integrations

**Arcjet**

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

**DOMPurify**

No integrations listed.

## Which one fits you

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

- [DOMPurify](https://cybersectools.com/tools/dompurify) fits if you need a free product and you want an open-source product.

## Arcjet vs DOMPurify FAQ

Common questions when comparing Arcjet vs DOMPurify for runtime application self-protection.

### What is the difference between Arcjet and DOMPurify?

**Arcjet**: Developer-first security SDK for bot detection, rate limiting, and attack protection. Built by Arcjet.

**DOMPurify**: DOMPurify is a fast XSS sanitizer for HTML, MathML, and SVG.

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

### Who makes Arcjet and DOMPurify?

**Arcjet** is made by Arcjet. **DOMPurify** is open-source with 16,746 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Arcjet a good alternative to DOMPurify?

Often, yes. Arcjet and DOMPurify are both Runtime Application Self-Protection products. Key differences: Arcjet is Commercial while DOMPurify is Free, DOMPurify is open-source. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Arcjet vs Aikido Zen](https://cybersectools.com/compare/aikido-zen-vs-arcjet)
- [Arcjet vs Alma Platform](https://cybersectools.com/compare/alma-platform-vs-arcjet)
- [Arcjet vs Monarx Threat Shield](https://cybersectools.com/compare/arcjet-vs-monarx-threat-shield)
- [DOMPurify vs Aikido Zen](https://cybersectools.com/compare/aikido-zen-vs-dompurify)
- [DOMPurify vs Alma Platform](https://cybersectools.com/compare/alma-platform-vs-dompurify)
- [DOMPurify vs Monarx Threat Shield](https://cybersectools.com/compare/dompurify-vs-monarx-threat-shield)

## Alternatives to each

- [See all Arcjet alternatives](https://cybersectools.com/alternatives/arcjet)
- [See all DOMPurify alternatives](https://cybersectools.com/alternatives/dompurify)

---

Source: https://cybersectools.com/compare/arcjet-vs-dompurify

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

More on Arcjet and DOMPurify: 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