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Yuyu

© 2026
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Self-hosted event management
OPEN SOURCE & SELF-HOSTABLE

Host events people actually show up to.

Everything you need to bring people together. Create and manage your events in seconds—no tech setup, no tracking, just seamless hosting.

Start hosting freeExplore public events
ORGANISATION EVENT
Tech Founders Mixer
Published

RSVPs

148 / 150

Waitlisted

24

Attended

92%

Capacity Fill Rate98%
Live Check-in Stream
Arjun Sharma checked in via QR code1m ago
Sarah Chen joined the waitlist5m ago
FLAWLESS LIFECYCLE

Designed for scaling organizers

No more messy spreadsheets. Manage everything from dynamic registration fields to automated queue approvals in one place.

Dynamically customize fields for every event

Add text fields, checkboxes, dropdowns, or multi-select registration questions. Collect exactly the attendee details you need before giving away tickets.

Supports Date, Checkbox, Select & Phone inputs
Draggable form ordering configuration
Registration Form Preview
Full Name
Developer Experience
Senior Developer
Developer Experience
FROM FIRST RSVP TO FOLLOW-UP

Built for the whole event lifecycle

Event planning made simple

Add your event details, dates, location, capacity, timezone, cover image, and description. Publish when you are ready and keep everything in one place.

Private registration & approvals

Choose public, hidden-link, approval-required, or invite-only access, then collect exactly the details each event needs.

Offline-ready door check-in

Save an attendee roster on the door device, check in guests without a connection, and sync the queue once you are back online.

Feedback & certificates

Gather configurable post-event feedback and issue eligible attendees a downloadable certificate when the event calls for it.

Ready to run your next mixer?

Deploy Yuyu on your own server, retain 100% data ownership, and manage meetups with absolute control. Open source under MIT.

Get started now