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desktop, mobile and tablet ready

The open source ticket reservation system

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version 2.0-M1 is out!

check what's new! release notes is free software. You can use it whenever and wherever you want. You can also modify and redistribute it. has been built with security in mind. Because you care about your user's data. It serves pages using HTTPS protocol and with strict Content Security Policy rules
The GUI has been built upon the wonderful Twitter Bootstrap framework, which is "mobile-first". The best user experience on each device
Keep control of your event and keep attendees data away from big players. Don't annoy them with additional fees and pay only what is really needed!
The GUI is currently available in Italian, English, German, Dutch, French, Turkish, Romanian and Portuguese. Help us to translate it into your language! uses Stripe as gateway for payments done by credit card. This means that no sensitive data will be stored on your server and you’ll be automatically compliant with the strictest PCI requirements.
Simply create a Google Analytics (tm) account and configure your metrics. All the URLs are unique and let you analyze the incoming traffic. Anonymous statistics and IP-Address scrambling are enabled by default, so you are already compliant with EU "cookie law".
Already tested and deployed on Openshift (tutorial), Pivotal Cloud Foundry (tutorial), SAP Cloud Platform (tutorial), Heroku (tutorial), Google Kubernetes Engine (GKE) (tutorial), and Clever Cloud (tutorial soon)!
You can define free-of-charge as well as paid events. You can allow your users either to pre-pay the ticket by credit card(1) or PayPal, post-pay it by bank transfer, or even pay it at the entrance desk.
(1) The event organizer needs a Stripe account in order to get paid. No registration is required for the attendees

Yes, you! Do you have any new feature in mind? Don't be shy, send a pull request! Or, if you are not a developer, file a new issue describing your idea.
We need help from developers as well as from:
  • Usability experts
  • Translators
  • Testers
  • Technical writers
Are you using Excellent! We would like to add your conference's link to our list. Do you have any question? We'd love to hear something from you, please drop us a line!

Proudly collecting attendees for:

Do you need Help?

Having a live service on the Internet is not a trivial task. It's important to keep it secure, healthy and up-to-date constantly. Don't worry, we're here to help!


Usage map: doesn't send any usage statistics and/or metrics to us. Because we respect your privacy.
These are the organizers we know about, and we'd love to know where are you using it, so that we can show it on the map below.

Tell us about you!

Country Organizers

The people behind


Open Source doesn't mean free of charge, it means freedom. Although the code and the binaries might be free of charge, and therefore cheap, the time of the contributors is not. There are some companies which are investing in, even if just for one feature, and we would like to thank them for helping the project.

Main Sponsors

Companies constantly investing resources and money to evolve

Feature Sponsors

Companies that contributed to the development of specific features

Do you want to be a sponsor? Drop us a line!