Arcjet is a commercial runtime application self-protection solution by Arcjet. DOMPurify is a free runtime application self-protection solution. Features, integrations, deployment and the company behind each one, side by side.
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VisitDeveloper-first security SDK for bot detection, rate limiting, and attack protection
DOMPurify is a fast XSS sanitizer for HTML, MathML, and SVG.
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Based on what each listing shows: deployment, company size, price and open source.
DOMPurify fits if you need a free product and you want an open-source product.
Common questions when comparing Arcjet vs DOMPurify for runtime application self-protection.
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.
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.
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.
No Runtime Application Self-Protection shortlist yet. This is the closest one.
Updated 2026-11-02
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