/cruzar
When the time slots overlap.
Each sign-up arrives in the inbox with a time-slot code, for example lu-n,mi-t,sa-m. Paste one code per line here, with a name or alias in front, and see which slots everyone shares. Nothing is stored or sent: your browser does the math. Then one person proposes a day and time in the issue of the project's repo, with their name.
Format:
name: day-slot,day-slot. Days (codes in Spanish): lu Mon, ma Tue, mi Wed, ju Thu, vi Fri, sa Sat, do Sun. Slots: m (morning), t (afternoon), n (evening).