Certbot vs acme.sh
A detailed comparison to help you choose between Certbot and acme.sh.
Certbot ACME client for Let's Encrypt automation | acme.sh Free ACME client for automated SSL/TLS certificate management | |
|---|---|---|
| Overview | ||
| Rating | 4.6 (52 reviews)✓ | 3.9 (71 reviews) |
| Pricing model | free | free |
| Starting price | Free | Free |
| Best for | System administrators who want automated Let's Encrypt certificate management on Linux servers | DevOps engineers and sysadmins managing Let's Encrypt certificates across multiple domains and DNS providers in resource-constrained or Unix-native environments. |
| Tags | ||
| Tags | free tieropen source | free tieropen source |
| Visit Certbot → | Visit acme.sh → | |
Certbot
Pros
- + Official EFF-maintained ACME client
- + Nginx and Apache plugins for automated config
- + Free and open source
Cons
- - Requires Linux server access
- - Some server configurations need manual adjustment
acme.sh
Pros
- + Deploy to 200+ DNS and hosting providers with minimal configuration
- + Renew certificates automatically without manual intervention
- + Run without root access or external dependencies
- + Support wildcard and multi-domain SAN certificates
- + Generate standalone certificates for non-web services
Cons
- - Shell-based implementation may be slower than compiled alternatives on high-volume deployments
- - Requires manual DNS API credential setup for DNS-01 validation
- - Limited GUI or web interface options for certificate management
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