This is tracked in a frequently updated post at https://community.letsencrypt.org/t/web-hosting-who-support-lets-encrypt/6920 https://community.letsencrypt.org

This is tracked in a frequently updated post at https://community.letsencrypt.org/t/web-hosting-who-support-lets-encrypt/6920 https://community.letsencrypt.org/t/web-hosting-who-support-... (That post doesn't track support on VPS plans because if you have root, you can run Certbot, Caddy, acme.sh, or other options to get the certificates yourself.)