This got me curious (and a bit worried) so I checked, and it seems like it might have been differently licensed for commercial use around the time you mention,

This got me curious (and a bit worried) so I checked, and it seems like it might have been differently licensed for commercial use around the time you mention, but that no longer appears to be the case: https://caddy.community/t/caddy-license-for-commercial-use/17170 https://caddy.community/t/caddy-license-for-commercial-use/1...