# Mend DAST vs Rexsser: side-by-side comparison (2026)

[Mend DAST](https://cybersectools.com/tools/mend-dast) is a commercial [dynamic application security testing](https://cybersectools.com/categories/dast) solution by [Mend.io](https://cybersectools.com/companies/mendio). [Rexsser](https://cybersectools.com/tools/rexsser) is a free [dynamic application security testing](https://cybersectools.com/categories/dast) solution. Features, integrations, deployment and the company behind each one, side by side.

Need the answer fast? [Best DAST Solutions for Business](https://cybersectools.com/shortlists/best-dast-solutions) picks PortSwigger Burp Suite DAST, Invicti DAST, Rapid7 InsightAppSec and 4 more.

## Side-by-side comparison

| | Mend DAST | Rexsser |
|---|---|---|
| Pricing model | Commercial | Free |
| Category | Dynamic Application Security Testing | Dynamic Application Security Testing |
| Verified | No | No |
| Deployment type | Cloud | On-Premises |
| Company size fit | SMB, Mid-Market, Enterprise | Startup, SMB, Mid-Market, Enterprise |
| GitHub stars | – | 75 |
| Last commit | – | Nov 2020 |
| Company | Mend.io | – |
| Headquarters | – | – |

### Use cases and capabilities

| | Mend DAST | Rexsser |
|---|---|---|
| CI/CD | Yes | – |
| DAST | Yes | – |
| DevSecOps | Yes | – |
| Dynamic Analysis | Yes | – |
| Web Security | Yes | – |
| Open Source | – | Yes |
| XSS | – | Yes |
| XSS Scanner | – | Yes |
| Regex | – | Yes |

### Core features

**Mend DAST**

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

**Rexsser**

No features listed.

### Integrations

**Mend DAST**

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

**Rexsser**

No integrations listed.

## Which one fits you

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

- [Mend DAST](https://cybersectools.com/tools/mend-dast) fits if you want a cloud product.
- [Rexsser](https://cybersectools.com/tools/rexsser) fits if you need to run it on your own servers, you are a startup, you need a free product and you want an open-source product.

## Mend DAST vs Rexsser FAQ

Common questions when comparing Mend DAST vs Rexsser for dynamic application security testing.

### What is the difference between Mend DAST and Rexsser?

**Mend DAST**: Dynamic application security testing tool for runtime vulnerability detection, built by Mend.io.

**Rexsser**: A Burp Suite plugin that extracts keywords from HTTP responses using regex patterns and tests for reflected XSS vulnerabilities within the target scope.

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

### Who makes Mend DAST and Rexsser?

**Mend DAST** is made by Mend.io. **Rexsser** is open-source with 75 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Mend DAST a good alternative to Rexsser?

Often, yes. Mend DAST and Rexsser are both Dynamic Application Security Testing products. Key differences: Mend DAST is Commercial while Rexsser is Free, Rexsser is open-source. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Mend DAST vs NightVision Platform](https://cybersectools.com/compare/mend-dast-vs-nightvision-platform)
- [Mend DAST vs VulnSign Dynamic Application Security Testing](https://cybersectools.com/compare/mend-dast-vs-vulnsign-dynamic-application-security-testing)
- [Mend DAST vs Acunetix Web Application & API Security](https://cybersectools.com/compare/acunetix-web-application-and-api-security-vs-mend-dast)
- [Rexsser vs NightVision Platform](https://cybersectools.com/compare/nightvision-platform-vs-rexsser)
- [Rexsser vs VulnSign Dynamic Application Security Testing](https://cybersectools.com/compare/rexsser-vs-vulnsign-dynamic-application-security-testing)
- [Rexsser vs Acunetix Web Application & API Security](https://cybersectools.com/compare/acunetix-web-application-and-api-security-vs-rexsser)

## Alternatives to each

- [See all Mend DAST alternatives](https://cybersectools.com/alternatives/mend-dast)
- [See all Rexsser alternatives](https://cybersectools.com/alternatives/rexsser)

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Source: https://cybersectools.com/compare/mend-dast-vs-rexsser

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

More on Mend DAST and Rexsser: 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