Keep your event coordination simple
OpenSignup is a completely free, ad-free, open-source tool for coordinating group events. Whether it's snack rotations, volunteer shifts, potlucks, or carpools, you can publish a clean, polished signup sheet in minutes.
What makes it different
No login for participants. They tap your link, type their name, and they're done. No accounts, no friction.
No ads, no fees, no tracking. Free and open-source under AGPL-3.0, so your group's data is never sold.
Effortless setup. Describe your event in plain English and get a ready-made sheet in seconds, then edit and preview live before you share.
Built for
School parents, coaches, and community organizers who are tired of chaotic reply-all threads and group texts.
Start your first signup at opensignup.org.
