EJBCA is an open-source Certificate Authority software that provides a complete PKI (Public Key Infrastructure) solution.
Open-source
Best OpenXPKI Alternatives ranked by AI · updated May 2025
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OpenXPKI is an open-source trust center software for managing keys and certificates in complex environments.
Price: Free
🎯 openxpki.org
Top 6 OpenXPKI alternatives
Dogtag Certificate System is an open-source certificate management system.
Pros
- LDAP integration
- Strong security features
Cons
- Complex setup process
Keycloak is an open-source Identity and Access Management solution aimed at modern applications and services.
Free and open-source
Okta is an identity management service that helps companies manage and secure user authentication into modern applications.
Custom pricing based on requirements
OpenSSL is a robust, commercial-grade, and full-featured toolkit for the Transport Layer Security (TLS) and Secure Sockets Layer (SSL) protocols. It is...
Smallstep Certificates provides automated certificate issuance, renewal, and identity management for developers, infrastructure teams, and enterprise operators. It combines a hosted certificate...
Pros
- Automates certificate issuance and renewal for workloads, devices, and users
- Developer-friendly CLI, APIs, and ACME support
- Open-source step-ca can be self-hosted alongside the managed service
Cons
- Less extensive enterprise governance than Keyfactor or DigiCert
- Hosted pricing and advanced features are not publicly transparent
- Smaller ecosystem of integrations than HashiCorp Vault
Free self-hosted step-ca; hosted pricing N/A
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