Docs API reference
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Docs API reference

Guides

Step-by-step walkthroughs for common event workflows. Each guide takes you through a complete setup from start to finish, with links to detailed feature docs along the way.

Core concepts

Key concepts and ideas that underpin how IO works

Test mode

Simulate the full registration flow without processing real payments

Importing data

Bulk-create tickets and invitations by importing a CSV file

Exporting data

Download order and attendee data as CSV for reports and integrations

Custom fields

Collect extra information from registrants at checkout

Authorization links

How single-use links protect attendee pages and private events

Set up an invitation-only event

Private events where only invited guests can register

Set up a hybrid event

Combine public ticket sales with private invitations

Set up a simple ticketed event

Create a basic event with tickets and a branded registration page

Set up a free event

Set up a free event with RSVPs — no payment configuration needed

Set up a paid event

Configure paid tickets with your payment provider

Connect Stripe

Link your Stripe account to start accepting payments

Customization overview

An overview of all the ways you can customise the attendee experience

Basic customization

Upload your logo, set brand colors, and style the registration experience

Custom templates

Edit the Liquid templates that power registration screens and emails

Fully custom layouts

Bring your own HTML templates for complete control over branding

Setting up check-in for event day

Track arrivals on event day with the check-in system