Best DigiCert Private CA Alternatives in 2026
Updated
20 tools from public key infrastructure software ranked against DigiCert Private CA on the same published basis.
- 1DigiCert Private CA vs EZCA
- 2DigiCert Private CA vs KeyTalk CKMS
- 3DigiCert Private CA vs SecureW2 Cloud NAC
- 4DigiCert Private CA vs step-ca
- 5DigiCert Private CA vs OpenCA PKI
- 6DigiCert Private CA vs OpenXPKI
- 7DigiCert Private CA vs XiPKI
- 8DigiCert Private CA vs Entrust Certificate Manager
- 9DigiCert Private CA vs HashiCorp Nomad
- 10DigiCert Private CA vs Keyfactor Platform
- 11DigiCert Private CA vs Sectigo Certificate Manager
- 12DigiCert Private CA vs AWS Private Certificate Authority
- 13DigiCert Private CA vs Boulder
- 14DigiCert Private CA vs Cloudflare Serverless Registry
- 15DigiCert Private CA vs AppViewX PKIaaS
- 16DigiCert Private CA vs SSL.com Certificate Lifecycle Management
- 17DigiCert Private CA vs cert-manager
- 19DigiCert Private CA vs GlobalSign Atlas
- 20DigiCert Private CA vs Smallstep ZTNA
- 21DigiCert Private CA vs Microsoft Active Directory
DigiCert Private CA alternatives compared
| # | Tool | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | EZCA | 7.7 | No | $200/mo | Android, API, iOS, Linux, Mac, self-hosted, Web, Windows |
| 2 | KeyTalk CKMS | 7.4 | No | €5/mo | Android, iOS, Linux, Mac, self-hosted, Windows |
| 3 | SecureW2 Cloud NAC | 7.4 | No | — | Android, API, iOS, Linux, Mac, Web, Windows |
| 4 | step-ca | 7.3 | Free plan | Free | API, Linux, Mac, self-hosted, Windows |
| 5 | OpenCA PKI | 7.2 | Free plan | Free | Linux, Mac, self-hosted, Web |
| 6 | OpenXPKI | 7.1 | Free plan | Free | API, Linux, self-hosted, Web |
| 7 | XiPKI | 7.1 | Free plan | Free | API, Linux, Mac, self-hosted |
| 8 | Entrust Certificate Manager | 7.0 | No | — | Android, API, iOS, Linux, self-hosted, Web |
| 9 | HashiCorp Nomad | 7.0 | No | — | API, Linux, Mac, self-hosted, Web, Windows |
| 10 | Keyfactor Platform | 7.0 | No | — | API, self-hosted, Web |
| 11 | Sectigo Certificate Manager | 6.9 | No | $20.83/mo | API, Web |
| 12 | AWS Private Certificate Authority | 6.8 | No | $50/mo | API, Web |
| 13 | Boulder | 6.8 | Free plan | Free | API, Linux, self-hosted |
| 14 | Cloudflare Serverless Registry | 6.8 | No | — | Linux, Mac, self-hosted, Windows |
| 15 | AppViewX PKIaaS | 6.7 | No | — | API, self-hosted, Web |
| 16 | SSL.com Certificate Lifecycle Management | 6.7 | No | — | API, Web |
| 17 | cert-manager | 6.6 | Free plan | Free | API, Linux, self-hosted |
| 19 | GlobalSign Atlas | 6.5 | No | — | API, Web |
| 20 | Smallstep ZTNA | 6.1 | No | — | iOS, Linux, Mac, Windows |
| 21 | Microsoft Active Directory | 5.9 | No | $33.58/mo | Windows |
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Questions about DigiCert Private CA alternatives
What is the best alternative to DigiCert Private CA?
EZCA, number 1 in public key infrastructure software with a score of 7.7 out of 10. The others here: KeyTalk CKMS, SecureW2 Cloud NAC, step-ca and 16 more.
What is the best free alternative to DigiCert Private CA?
step-ca 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.