Open Source Alternatives to Doodle

Cal.com

Open-source Calendly alternative

★ 39,987 Updated: Feb 2026 Status: Slowing

Rallly

Find a time that suits everyone by sharing a poll, with no account needed for the people you invite.

★ 5,284 Updated: Oct 2026 Status: Active

Kukkee

Coordinate schedules effortlessly through voting

Status: Unknown