Alf.io

The open-source ticket reservation system for events

About Alf.io

Alf.io is a free, open-source ticket reservation system for events of any size. Organizers can create events, configure ticket categories and pricing, sell tickets online with payments via providers such as Stripe, Mollie and PayPal, and check attendees in with companion mobile apps. It is self-hosted under the GPL, giving organizers full control over data and fees. Alf.io suits conferences, meetups and community events that want a capable ticketing platform without per-ticket platform commissions.

Alf.io website preview

Live preview of alf.io via the WordPress mShots service — it can take a few seconds to generate on a first visit.

Alf.io: strengths & things to check

Strengths

Completely free to use — this directory lists no paid plan for it.
Covers ticketing, events, reservations, self hosted — see the focus areas listed in its key facts.
Has 6 close alternatives in the same category on this page, so switching or comparing is easy.

Things to check

Free tools can change their model or shut down — avoid locking critical work into it without an export path.
Current plan prices are not listed here (they change too often to print reliably) — confirm the exact price on the official site.
It is one of 2092 tools in the Productivity & Notes category here — compare it against the alternatives below before you commit.

Derived from this listing's own data (pricing model, focus areas and category) — not a hands-on review score.

Alf.io pricing

Pricing model	Free — listed in this directory as a free tool, with no paid plan required to use it.
Free access	Yes — fully free
Current plan prices	Listed on the official site — prices change, so this directory links out instead of printing a number that may already be stale.
Official site	alf.io

Alf.io key facts

Category: Productivity & Notes
Pricing: Free — listed in this directory as a free tool, with no paid plan required to use it.
Focus areas: ticketing, events, reservations, self hosted
Official site: alf.io

Alf.io FAQ

How much does Alf.io cost?

Free — listed in this directory as a free tool, with no paid plan required to use it. Current plans and prices are listed on the official site (alf.io).

What is Alf.io used for?

The open-source ticket reservation system for events Its focus areas in the Productivity & Notes category: ticketing, events, reservations, self hosted.

Where can I try Alf.io?

On its official site, alf.io — the Visit Official Site button above goes straight there.

Alf.io vs alternatives

	Alf.io	Revel	Event Schedule	Fienta
Pricing	Free — listed in this directory as a free tool, with no paid plan required to use it.	Freemium — a free tier lets you start, and paid plans are available if you need more.	Freemium — a free tier lets you start, and paid plans are available if you need more.	Freemium — a free tier lets you start, and paid plans are available if you need more.
Focus areas	ticketing, events, reservations, self hosted	events, ticketing, community, self hosted	events, ticketing, calendar, open source	ticketing, events, estonia, self service
Official site	alf.io	letsrevel.io	eventschedule.com	fienta.com
Directory status	Listed	Listed	Listed	Listed

Side-by-side from each listing's own directory data. Full alternative cards are below.

About the Productivity & Notes category

Notes, tasks, and project tools that keep you organized and focused. The Productivity & Notes category on Tools Hub currently lists 2092 tools. Alongside Alf.io, it includes Easy!Appointments, QloApps, DAViCal, Radicale.

FreeProductivity & Notesticketingeventsreservationsself-hosted

Alternatives to Alf.io

Tools in the same Productivity & Notes category that share focus areas with Alf.io — worth comparing before you commit:

Productivity & Notes

Revel

Community event management and ticketing, free for free events.

Freemiumeventsticketingcommunityself-hosted

Productivity & Notes

Event Schedule

Free event calendar with ticketing, booking, and QR check-ins

Freemiumeventsticketingcalendaropen-source

Productivity & Notes

Fienta

Self-service ticketing platform from Estonia

Freemiumticketingeventsestoniaself-service

Productivity & Notes

Gancio

Shared agenda for local communities to publish events

Freeeventscalendarcommunityopen-source

Productivity & Notes

Gathio

Self-destructing, no-registration event pages that federate.

Freeeventsrsvpfediverseself-hosted

Productivity & Notes

Hi.Events

Event ticketing platform to sell tickets online

Freeticketingeventsopen-sourcestripe

More in Productivity & Notes

Comparing tools in the Productivity & Notes category? These related listings are worth a look: Easy!Appointments — Free and open-source appointment booking for service businesses; QloApps — Open-source and free hotel booking and management software; DAViCal — A CalDAV and CardDAV server for shared calendars and contacts.