acme.sh vs ZeroSSL
A detailed comparison to help you choose between acme.sh and ZeroSSL.
acme.sh ACME shell script for Let's Encrypt automation | ZeroSSL Free SSL alternative to Let's Encrypt | |
|---|---|---|
| Overview | ||
| Rating | 3.9 (71 reviews)✓ | 3.8 (46 reviews) |
| Pricing model | free | freemium |
| Starting price | Free | Free tier available |
| Best for | Linux sysadmins who want a lightweight ACME client that works on minimal systems without Python | Developers who want a Let's Encrypt alternative for CA diversification or need OV/EV certificates |
| Tags | ||
| Tags | free tieropen source | free tierapi access |
| Visit acme.sh → | Visit ZeroSSL → | |
acme.sh
Pros
- + Works on any Unix/Linux — no dependencies
- + Supports DNS API for wildcard certs
- + Multiple ACME CAs supported
Cons
- - Shell script — less features than Certbot
- - Manual configuration
ZeroSSL
Pros
- + Alternative CA to Let's Encrypt — diversification
- + REST API for certificate management
- + Paid OV/EV available
Cons
- - Free tier limited to 3 certificates
- - Less established than Let's Encrypt
Stay in the loop
Get weekly updates on the best new AI tools, deals, and comparisons.
No spam. Unsubscribe anytime.