acme.sh
Pure shell ACME client for TLS certificates
acme.sh is an open-source ACME protocol client implemented entirely in shell script for obtaining and renewing TLS certificates. It has no dependencies and is widely self-hosted on servers and routers.
Key features
- Pure shell implementation
- No dependencies
- Many DNS provider APIs
- Automatic renewal
Strengths
- Released under the GPL-3.0 license
- Easy to set up — beginner-friendly
- Mature project with 47.4k GitHub stars
- Written in Shell
acme.sh replaces
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119 head-to-head comparisons.
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