# CSP Auditor vs Rapid7 InsightAppSec: side-by-side comparison (2026)

[CSP Auditor](https://cybersectools.com/tools/csp-auditor) is a free [dynamic application security testing](https://cybersectools.com/categories/dast) solution. [Rapid7 InsightAppSec](https://cybersectools.com/tools/rapid7-insightappsec) is a commercial [dynamic application security testing](https://cybersectools.com/categories/dast) solution by [Rapid7](https://cybersectools.com/companies/rapid7). Features, integrations, deployment and the company behind each one, side by side.

## Our take

What our shortlists say about the one we picked.

### [Rapid7 InsightAppSec](https://cybersectools.com/tools/rapid7-insightappsec)

Best for: Teams wanting quick setup and a clear dashboard

It is on this list because Attack Replay lets developers check a finding and its fix themselves, which keeps security out of the middle of every ticket. It fits teams of any size that need compliance reports, and the on-premises engine helps if some apps sit on closed networks. It is built on Rapid7's Insight platform, so ask what you gain if you do not use that platform today.

From [Best DAST Solutions for Business](https://cybersectools.com/shortlists/best-dast-solutions), Fall 2026.

Reviewed by [Nika (Nikoloz) Kokhreidze](https://cybersectools.com/about).

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

| | CSP Auditor | Rapid7 InsightAppSec |
|---|---|---|
| Pricing model | Free | Commercial |
| Category | Dynamic Application Security Testing | Dynamic Application Security Testing |
| Verified | No | No |
| Deployment type | On-Premises | Hybrid |
| Company size fit | Startup, SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| GitHub stars | 141 | – |
| Last commit | Apr 2020 | – |
| Company | – | Rapid7 |
| Headquarters | – | – |

### Use cases and capabilities

| | CSP Auditor | Rapid7 InsightAppSec |
|---|---|---|
| Content Security Policy | Yes | – |
| Black Box Testing | – | Yes |
| DAST | – | Yes |
| Web Security | – | Yes |

### Core features

**CSP Auditor**

No features listed.

**Rapid7 InsightAppSec**

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

### Integrations

**CSP Auditor**

No integrations listed.

**Rapid7 InsightAppSec**

7 integrations 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.

- [CSP Auditor](https://cybersectools.com/tools/csp-auditor) 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.
- [Rapid7 InsightAppSec](https://cybersectools.com/tools/rapid7-insightappsec) fits if you need both cloud and on-premises options.

## CSP Auditor vs Rapid7 InsightAppSec FAQ

Common questions when comparing CSP Auditor vs Rapid7 InsightAppSec for dynamic application security testing.

### What is the difference between CSP Auditor and Rapid7 InsightAppSec?

**CSP Auditor**: A plugin for viewing, detecting weak configurations, and generating Content Security Policy headers.

**Rapid7 InsightAppSec**: DAST product for automated web app and API vulnerability scanning and testing. Built by Rapid7.

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

### Who makes CSP Auditor and Rapid7 InsightAppSec?

**CSP Auditor** is open-source with 141 GitHub stars. **Rapid7 InsightAppSec** is made by Rapid7. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is CSP Auditor a good alternative to Rapid7 InsightAppSec?

Often, yes. CSP Auditor and Rapid7 InsightAppSec are both Dynamic Application Security Testing products. Key differences: CSP Auditor is Free while Rapid7 InsightAppSec is Commercial, CSP Auditor is open-source. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [CSP Auditor vs Greenbone Web App Scanning](https://cybersectools.com/compare/csp-auditor-vs-greenbone-web-app-scanning)
- [CSP Auditor vs Tenable One Web App Scanning](https://cybersectools.com/compare/csp-auditor-vs-tenable-web-app-scanning)
- [CSP Auditor vs Secure Blink ThreatSpy](https://cybersectools.com/compare/csp-auditor-vs-secure-blink-threatspy)
- [Rapid7 InsightAppSec vs Greenbone Web App Scanning](https://cybersectools.com/compare/greenbone-web-app-scanning-vs-rapid7-insightappsec)
- [Rapid7 InsightAppSec vs Tenable One Web App Scanning](https://cybersectools.com/compare/rapid7-insightappsec-vs-tenable-web-app-scanning)
- [Rapid7 InsightAppSec vs Secure Blink ThreatSpy](https://cybersectools.com/compare/rapid7-insightappsec-vs-secure-blink-threatspy)

## Alternatives to each

- [See all CSP Auditor alternatives](https://cybersectools.com/alternatives/csp-auditor)
- [See all Rapid7 InsightAppSec alternatives](https://cybersectools.com/alternatives/rapid7-insightappsec)

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Source: https://cybersectools.com/compare/csp-auditor-vs-rapid7-insightappsec

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

More on CSP Auditor and Rapid7 InsightAppSec: 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