Best HCL AppScan Source Alternatives in 2026

20 tools from web application security scanners ranked against HCL AppScan Source on the same published basis.

  1. 1HCL AppScan Source vs Nuclei
  2. 2HCL AppScan Source vs Qualys External Attack Surface Management
  3. 3HCL AppScan Source vs Beagle Security
  4. 4HCL AppScan Source vs Detectify Surface Monitoring
  5. 5HCL AppScan Source vs Pentest-Tools.com API Scanner
  6. 6HCL AppScan Source vs ZeroThreat
  7. 7HCL AppScan Source vs Burp Suite DAST
  8. 8HCL AppScan Source vs Rapid7 Surface Command
  9. 9HCL AppScan Source vs Wapiti
  10. 10HCL AppScan Source vs ImmuniWeb
  11. 11HCL AppScan Source vs Astra Security
  12. 12HCL AppScan Source vs OWASP ZAP
  13. 13HCL AppScan Source vs Tenable One Attack Surface Management
  14. 14HCL AppScan Source vs VAddy
  15. 15HCL AppScan Source vs AppCheck
  16. 16HCL AppScan Source vs Blacklock
  17. 17HCL AppScan Source vs BreachLock DAST
  18. 18HCL AppScan Source vs Escape
  19. 19HCL AppScan Source vs Invicti
  20. 20HCL AppScan Source vs Vega

HCL AppScan Source alternatives compared

#ToolScoreFree planFromRuns on
1Nuclei7.4Free planFreeLinux, Mac, self-hosted, Windows
2Qualys External Attack Surface Management7.4No—API, Linux, Web
3Beagle Security7.2Free plan$99/moAPI, Web
4Detectify Surface Monitoring7.2Free plan€208.33/moAPI, Web
5Pentest-Tools.com API Scanner7.2No$95/moAPI, Linux, Mac, Web
6ZeroThreat7.2Free plan$100/moAPI, Web
7Burp Suite DAST7.1No—API, Linux, self-hosted, Web, Windows
8Rapid7 Surface Command7.1No—API, Linux, Mac, Web, Windows
9Wapiti7.1Free planFreeAPI, Linux, Mac, self-hosted, Windows
10ImmuniWeb7.0No€49.58/moAndroid, API, iOS, Web
11Astra Security6.9No$58.25/moAPI, Web
12OWASP ZAP6.9Free planFreeAPI, Linux, Mac, self-hosted, Windows
13Tenable One Attack Surface Management6.9No—Linux, Mac, Web, Windows
14VAddy6.9No¥19,800/moAPI, Linux, Mac, self-hosted, Web
15AppCheck6.6No—API, self-hosted, Web
16Blacklock6.6No$85/moAPI, Browser, Web
17BreachLock DAST6.4No$416.67/moAPI, Browser, Web
18Escape6.4No—API, Web
19Invicti6.2No—API, self-hosted, Web
20Vega6.0No—Windows, Mac, Linux
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Questions about HCL AppScan Source alternatives

What is the best alternative to HCL AppScan Source?

Nuclei, number 1 in web application security scanners with a score of 7.4 out of 10. The others here: Qualys External Attack Surface Management, Beagle Security, Detectify Surface Monitoring and 16 more.

What is the best free alternative to HCL AppScan Source?

Nuclei is the best-ranked alternative with a free plan. 6 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked on what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing.