CertMate
Certificate Management
v2.55.0
CertMate is a self-hosted control plane for managing TLS certificate lifecycles.todayMITDockerDemoModerate
Self-hosted alternatives to Cert-manager
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1 project· by score
Projects
Also in Certificate Management
Not listed as Cert-manager alternatives, but they cover the same ground and are worth a look.
CertimateSelf-hosted open-source ACME tool for SSL cert workflows: DNS-01/HTTP-01 requests, deployment to 160+ cloud and Kubernetes targets, automated renewal and monitoring.
Ultimate Certificate ManagerManage your own PKI with this web-based CA: issue certificates, run ACME/SCEP/EST servers, integrate with Active Directory, and automate renewals.
VaulTLSVaulTLS is a self-hosted, open-source web app for managing mTLS and SSH certificates with a Vue.js frontend, OIDC auth, ACME CA support, and a REST API.
mkcertWebSelf-hosted web interface for creating, downloading, and monitoring locally-trusted SSL certificates using mkcert, with SCEP enrollment, OIDC SSO, and Docker deployment.
labcaSelf-hosted private Certificate Authority based on Let's Encrypt's Boulder, providing automated HTTPS certificates for internal apps via ACME with a web GUI.
Cert WardenSelf-hosted ACME certificate manager with a web UI and API: automated Let's Encrypt renewals, DNS-01 and HTTP-01 challenges, cert delivery via scoped API keys.
About these Cert-manager alternatives
1 open-source, self-hosted alternatives to Cert-manager are listed here, ranked by popularity, maintenance and documentation.
- Highest rated
- CertMate (1 480 GitHub stars, MIT license, written in Python)
- Docker
- 1 of the top 1 ship an official Docker image
- Recently updated
- CertMate v2.55.0 on 2026-10-28
Cert-manager alternatives compared
| Project | License | Language | Stars | Docker | Setup | Latest release | Score |
|---|---|---|---|---|---|---|---|
| CertMate | MIT | Python | 1 480 | Yes | Moderate | v2.55.0 | 62 |