Ranked by GitHub stars
All 10 Booking & Scheduling apps
Cal.diy
calcom/cal.diy
Online appointment scheduling system.
Active · last commit Oct 26, 2026
Booking & SchedulingTypeScriptDockerQloApps
Qloapps/QloApps
Customizable and intuitive web-based hotel reservation system and a booking engine.
Active · last commit Oct 21, 2026
Booking & SchedulingPHPRallly
lukevella/rallly
Create polls to vote on dates and times (alternative to Doodle).
Active · last commit Oct 25, 2026
Booking & SchedulingTypeScriptDockerEasy!Appointments
alextselegidis/easyappointments
Allows your customers to book appointments with you via the web.
Active · last commit Oct 19, 2026
Booking & SchedulingPHPHi.Events
HiEventsDev/Hi.Events
Event management and ticketing platform for conferences, concerts, and more. Offering customizable event pages and embeddable ticket widgets.
Active · last commit Oct 25, 2026
Booking & SchedulingPHPDockerAlf.io
alfio-event/alf.io
Ticket reservation system.
Active · last commit Oct 25, 2026
Booking & SchedulingJavaLibreBooking
LibreBooking/librebooking
Resource scheduling solution offering a flexible, mobile-friendly, and extensible interface for organizations to manage resource reservations.
Active · last commit Oct 25, 2026
Booking & SchedulingPHPDockerOpenSlides
OpenSlides/OpenSlides
Presentation and assembly system for managing and projecting agenda, motions and elections of an assembly.
Active · last commit Oct 20, 2026
Polls, Surveys & EventsShellDockerSeatsurfing
seatsurfing/seatsurfing
Webbased app to book seats, desks and rooms for offices.
Active · last commit Oct 25, 2026
Booking & SchedulingGoDockerChobble Tickets
chobbledotcom/tickets
Event ticketing with QR check-in and encrypted attendee records. The complete product is AGPL-3.0 with no open core and no branding requirement, and it runs as an edge script without an always-on…
Active · last commit Oct 26, 2026
Booking & SchedulingTypeScriptDocker
What is the best self-hosted app for booking & scheduling?
By GitHub stars, Cal.diy is the most popular self-hosted app for booking & scheduling with 49,377 stars, followed by QloApps and Rallly. The best fit depends on your needs, so compare Docker support, license and recent activity on each app page.
Are these Booking & Scheduling apps free?
Yes. All 10 apps in this category are open source and free to run on your own server. A few also offer a paid hosted plan or enterprise add-ons, but self-hosting the open-source edition costs nothing beyond your hardware.
How do I install a self-hosted Booking & Scheduling app?
7 of the 10 apps here ship a Docker image, which is the easiest route: rent a small VPS or use a home server, install Docker, and start the app with its Docker Compose file. Apps without an image list their native install steps in the README.
Which Booking & Scheduling apps are most actively developed?
Measured by commits in the last twelve months, the most active projects are Chobble Tickets (2,633 commits), Cal.diy (1,982 commits) and Rallly (1,714 commits). Active development usually means faster bug fixes and security patches.