> For the complete documentation index, see [llms.txt](https://developer.harness.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://developer.harness.io/security-testing-orchestration/use-sto/set-up-sto-scans/shared/custom-step-scanners.md).

# Custom Step Scanners

1. [**Clair**](/security-testing-orchestration/use-sto/sto-scanner-configuration/clair-scanner-reference.md)
2. [**Data Theorem**](/security-testing-orchestration/use-sto/sto-scanner-configuration/data-theorem-scanner-reference.md)
3. [**Docker Content Trust**](/security-testing-orchestration/use-sto/sto-scanner-configuration/docker-content-trust-dct-scanner-reference.md)
4. [**Fortify Static Code Analyzer**](/security-testing-orchestration/use-sto/sto-scanner-configuration/fortify-scanner-reference.md)
5. [**Fortify on Demand**](/security-testing-orchestration/use-sto/sto-scanner-configuration/fortify-on-demand-scanner-reference.md)
6. [**HCL AppScan**](/security-testing-orchestration/use-sto/sto-scanner-configuration/hql-appscan-scanner-reference.md)
7. [**Metasploit**](/security-testing-orchestration/use-sto/sto-scanner-configuration/metasploit-scanner-reference.md) *- open-source*
8. [**Nessus**](/security-testing-orchestration/use-sto/sto-scanner-configuration/nessus-scanner-reference.md)
9. [**Nexus**](/security-testing-orchestration/use-sto/sto-scanner-configuration/nexus-scanner-reference.md)
10. [**OpenVAS**](/security-testing-orchestration/use-sto/sto-scanner-configuration/openvas-scanner-reference.md) *- open-source*
11. [**Qualys Web Application Scanning**](/security-testing-orchestration/use-sto/sto-scanner-configuration/qualys-web-app-scanner-reference.md)
12. [**Reapsaw**](/security-testing-orchestration/use-sto/sto-scanner-configuration/reapsaw-scanner-reference.md) - *open-source*
13. [**ScoutSuite**](/security-testing-orchestration/use-sto/sto-scanner-configuration/scoutsuite-scanner-reference.md) - *open-source*
14. [**Tenable**](/security-testing-orchestration/use-sto/sto-scanner-configuration/tenable-scanner-reference.md)
15. [**Veracode**](/security-testing-orchestration/use-sto/sto-scanner-configuration/veracode-scanner-reference.md)
16. [**JFrog Xray**](/security-testing-orchestration/use-sto/sto-scanner-configuration/xray-scanner-reference.md)