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Introduction

note

You are reading the documentation for Certimate v0.4! The content may not be applicable to previous versions.

An open-source and free self-hosted SSL certificates ACME tool, automates the full-cycle of issuance, deployment, and renewal visually.

  • Self-Hosted: Private deployment. All data is stored locally, giving you full control to ensure data privacy and security.
  • Zero Dependencies: No need to install databases, runtimes, or any complex frameworks. Truly ready to use out of the box with a single click.
  • Low Resource Usage: Extremely lightweight, requiring only ~16 MB of memory. It's so efficient that it can even run on devices like home routers.
  • Easy to Use: The user-friendly GUI lets you automate certificate management for multiple platforms with a visual workflow — all with just a few simple configurations.

💡 Features​

  • Flexible workflow orchestration, fully automation from certificate application to deployment;
  • Supports single-domain, multi-domain, wildcard certificates, with options for RSA or ECC.
  • Supports DNS-01 challenge and HTTP-01 challenge both.
  • Supports various certificate formats such as PEM, PFX, JKS.
  • Supports more than 60+ domain registrars (e.g., AWS, Cloudflare, GoDaddy, Alibaba Cloud, Tencent Cloud, etc.);
  • Supports more than 110+ deployment targets (e.g., Kubernetes, CDN, WAF, load balancers, etc.);
  • 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.

🚀 Quick Start​

Run Certimate in 1 minute!

Download the archived package of precompiled executable files directly from GitHub Releases, extract and then execute:

./certimate serve

Visit http://127.0.0.1:8090 in your browser.

Default administrator account:

Work with Certimate right now. Or read other content in the documentation to learn more.

🖥️ Screenshot​

Screenshot

😖 Something missing?​

This website provides the full user manual for the project, and can be used as a reference. If you feel that there's anything missing, please let us know or raise a Pull Request to add it.