Certimate
An open-source and free self-hosted SSL certificates ACME tool, automates the full-cycle of issuance, deployment, renewal, and monitoring visually. Self-hosted: Private deployment. All data is stored locally, to ensure data privacy and security. Cross Platforms: Compatible with various operating systems, including Windows/Linux/macOS. Zero Dependencies: No need to install databases, runtimes, or any frameworks. Ready to use out of the box. Low Resource Usage: Extremely lightweight, requiring only ~16 MB of memory. Easy to Use: Automates certificate management with a visual workflow, all with just a few simple configurations. Flexible workflow orchestration, fully automation from certificate application to deployment. Supports requesting single/multiple/wildcard domain certificates, IP address certificates, with options for RSA or ECC key. Supports DNS-01 challenge and HTTP-01 challenge both. Supports various certificate formats such as PEM, PFX, JKS. Supports more than 70+ domain registrars (e.g., AWS, Cloudflare, GoDaddy, Alibaba Cloud, Tencent Cloud, etc. Check out full providers). Supports more than 150+ deployment destinations (e.g., Kubernetes, CDN, WAF, load balancers, etc. Check out full providers). Supports multiple notification channels including email, Discord, Slack, Telegram, DingTalk, Feishu, WeCom, and more. Supports multiple ACME CAs including Let's Encrypt, Actalis, Google Trust Services, SSL.com, ZeroSSL, and more. More features waiting to be discovered. Default administrator account: Username: admin@certimate.fun Password: 1234567890 Work with Certimate right now. Or read other content in the documentation to learn more.
View Certimate on GitHub
An open-source and free self-hosted SSL certificates ACME tool, automates the full-cycle of issuance, deployment, renewal, and monitoring visually. Self-hosted: Private deployment. All data is stored locally, to ensure data privacy and security. Cross Platforms: Compatible with various operating systems, including Windows/Linux/macOS. Zero Dependencies: No need to install databases, runtimes, or any frameworks. Ready to use out of the box. Low Resource Usage: Extremely lightweight, requiring only ~16 MB of memory. Easy to Use: Automates certificate management with a visual workflow, all with just a few simple configurations. Flexible workflow orchestration, fully automation from certificate application to deployment. Supports requesting single/multiple/wildcard domain certificates, IP address certificates, with options for RSA or ECC key. Supports DNS-01 challenge and HTTP-01 challenge both. Supports various certificate formats such as PEM, PFX, JKS. Supports more than 70+ domain registrars (e.g., AWS, Cloudflare, GoDaddy, Alibaba Cloud, Tencent Cloud, etc. Check out full providers). Supports more than 150+ deployment destinations (e.g., Kubernetes, CDN, WAF, load balancers, etc. Check out full providers). Supports multiple notification channels including email, Discord, Slack, Telegram, DingTalk, Feishu, WeCom, and more. Supports multiple ACME CAs including Let's Encrypt, Actalis, Google Trust Services, SSL.com, ZeroSSL, and more. More features waiting to be discovered.
Default administrator account: Username: admin@certimate.fun Password: 1234567890
Work with Certimate right now. Or read other content in the documentation to learn more.
Certimate at a glance
| Stars | 9.3k |
|---|---|
| Forks | 903 |
| Language | Go |
| License | MIT |
| Last update | 2026-09-20 |
| Contributors | 71 |
How to install Certimate
bash docker run -d \
Where Certimate is listed
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