QuickerSite is available on GitHub as from 2020.
You may want to star, fork, follow, download and/or contribute to the project over there. Thank you!
For a customer I need to babysit 6 WordPress websites. Shocking results after 1 full year of babysitting:
1 year... This is a joke. QuickerSite hasn't been upgraded since 2014. Not a single issue. Guess to which CMS I will migrate these 6 sites....