# Start Left® Security DAST vs Tracy: side-by-side comparison (2026)

[Start Left® Security DAST](https://cybersectools.com/tools/start-leftr-security-dast) is a commercial [dynamic application security testing](https://cybersectools.com/categories/dast) solution by [Start Left® Security](https://cybersectools.com/companies/start-leftr-security). [Tracy](https://cybersectools.com/tools/tracy) 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

| | Start Left® Security DAST | Tracy |
|---|---|---|
| Pricing model | Commercial | Free |
| Category | Dynamic Application Security Testing | Dynamic Application Security Testing |
| Verified | No | No |
| Deployment type | Cloud | Cloud |
| Company size fit | SMB, Mid-Market, Enterprise | Startup, SMB, Mid-Market, Enterprise |
| GitHub stars | – | 562 |
| Last commit | – | May 2020 |
| Company | Start Left® Security | – |
| Headquarters | – | – |

### Use cases and capabilities

| | Start Left® Security DAST | Tracy |
|---|---|---|
| DAST | Yes | – |
| CI/CD | Yes | – |
| DevSecOps | Yes | – |
| App Security | Yes | – |
| Continuous Testing | Yes | – |
| Vulnerability Prioritization | Yes | – |
| Web Security | – | Yes |

### Core features

**Start Left® Security DAST**

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

**Tracy**

No features listed.

## Which one fits you

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

- [Tracy](https://cybersectools.com/tools/tracy) fits if you are a startup, you need a free product and you want an open-source product.

## Start Left® Security DAST vs Tracy FAQ

Common questions when comparing Start Left® Security DAST vs Tracy for dynamic application security testing.

### What is the difference between Start Left® Security DAST and Tracy?

**Start Left® Security DAST**: DAST tool that tests running apps for runtime vulnerabilities via attack simulation, built by Start Left® Security.

**Tracy**: A tool for identifying potential security vulnerabilities in web applications.

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

### Who makes Start Left® Security DAST and Tracy?

**Start Left® Security DAST** is made by Start Left® Security. **Tracy** is open-source with 562 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Start Left® Security DAST a good alternative to Tracy?

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

## Related comparisons

- [Start Left® Security DAST vs Cobalt DAST](https://cybersectools.com/compare/cobalt-dast-vs-start-leftr-security-dast)
- [Start Left® Security DAST vs Mend DAST](https://cybersectools.com/compare/mend-dast-vs-start-leftr-security-dast)
- [Start Left® Security DAST vs NightVision Platform](https://cybersectools.com/compare/nightvision-platform-vs-start-leftr-security-dast)
- [Tracy vs Cobalt DAST](https://cybersectools.com/compare/cobalt-dast-vs-tracy)
- [Tracy vs Mend DAST](https://cybersectools.com/compare/mend-dast-vs-tracy)
- [Tracy vs NightVision Platform](https://cybersectools.com/compare/nightvision-platform-vs-tracy)

## Alternatives to each

- [See all Start Left® Security DAST alternatives](https://cybersectools.com/alternatives/start-leftr-security-dast)
- [See all Tracy alternatives](https://cybersectools.com/alternatives/tracy)

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Source: https://cybersectools.com/compare/start-leftr-security-dast-vs-tracy

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

More on Start Left® Security DAST and Tracy: 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