Yes, this greatly annoyed me too especially given the 3 month expiry time. <a href="https:&#x2F;&#x2F;github.com&#x2F;diafygi&#x2F;acme-tiny" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;diafygi&#x2F;acme-tiny</a> is a tiny alternative client without any dependencies (except python itself), and you can use any web server including your usual running one to serve the challenge responses up.