LocalSSL Studio

Client-Side Certificate Generator

Comma separated IPs or Domains. Required for Chrome/Edge.

Ready to Generate

Fill out the details on the left and click Generate. The calculations happen locally in your browser using the node-forge library.

No server uploads
Private Key is safe

Generated Assets

Self-Signed Certificate Notice

Browsers will mark this certificate as "Not Secure" because it wasn't signed by a trusted Authority (CA). You will need to manually accept the risk or add it to your OS trust store for local development.

certificate.crt
private.key DO NOT SHARE