Every Zeet manage app receives automatic free HTTPS certificate provided by Let's Encrypt
ZeroSSL can be used if you have advanced requirements like these
Longer certificate expeiration time (> 30 days)
High volume certificate issuing
Multiple Wildcard Certificates
Enterprise SLA Requirement
You can use Zeet's first party integration to obtain certificates from ZeroSSL
Obtain ZeroSSL API Key
Navigate to your ZeroSSL Developer settings
Select ZeroSSL as your certificate issuer on Zeet
Navigate to Advanced Networking section of your project config
zerossl-prod as the certificate issuer.
After redeploying your project you should see ZeroSSL issued certificate on the project endpoint
Select Your ZeroSSL Plan
Different ZeroSSL plan provides different level of feature sets.
For example, in order to use wildcard certificates you have to select the Premium plan.