acme.sh
6.1#13 in certificate management softwareFree planFree planLinuxmacOSSelf-hostedWindows
Visitacme.sh vs Let's Encrypt
Let's Encrypt
7.6#3 in public key infrastructure softwareFree planFree planWebAPILinuxmacOS
VisitWhat both publish
| Fact | acme.sh | Let's Encrypt |
|---|---|---|
| Certificate types | It supports ECDSA, RSA, SAN, and wildcard certificates. | The service issues standard Domain Validation certificates for domain-based servers, including web, mail and FTP servers. |
| Support | The README directs users to the project's GitHub Issues and Pull Requests for discussion and contributions. | Let’s Encrypt does not offer direct subscriber support and points users to its documentation and community support forums. |
acme.sh plans
- acme.shFree
Let's Encrypt plans
- Let's Encrypt certificatesFree
- Short-lived certificatesFree
Pick acme.sh if…
acme.sh suits users who want a shell-based way to issue and renew certificates across listed Unix-like and Windows environments. It may fit administrators who can use automated validation methods or manage manual DNS updates themselves.
Pick Let's Encrypt if…
Let's Encrypt serves people and organizations worldwide who need certificates for domain-named web, mail, or FTP servers. It suits users able to manage certificates through ACME clients and consult documentation or community forums when needed.