Cal.com Booking Plugin for WordPress

Embed your Cal.com booking calendar in WordPress with inline, popup, or floating widget options. Fully customizable UI, prefill support, and UTM tracking.

Features

• Add Cal.com booking calendars to any WordPress page, post, or widget.
• Inline, popup, or floating button embeds.
• New [cal_custom] shortcode for fully customizable UI and configuration.
• Prefill user information automatically.
• Track campaigns via utm parameters.
• Admin widget customizer for live previews.
• Secure and compatible with PHP 7.4+ and latest WordPress.

Demo

Installation

1. Install via the WordPress dashboard or upload the plugin ZIP.
2. Activate the plugin.
3. Place shortcodes in pages, posts, or widgets.

Shortcodes

Inline

[cal url="/username/meetingid" type=1]

Popup

[cal url="/username/meetingid" type=2]

Floating Button

[cal url="/username/meetingid" type=3]

Custom Widget

[cal_custom url="/demo/30min" type=1 prefill="true" utm="source:localhost" ui='{"theme":"dark","cssVarsPerTheme":{"dark":{"cal-brand":"#a3ffcb"}},"hideEventTypeDetails":true,"layout":"week_view"}' config='{"layout":"week_view","useSlotsViewOnSmallScreen":true,"disableMobileScroll":true}']

Shortcode Attributes

• url: URL of the booking calendar.
• type: Embed type (1 = inline, 2 = popup, 3 = floating button for [cal_custom]).
• text: Button text for popup embeds.
• prefill: Set to true to prefill user info if available.
• utm: Comma-separated UTM tracking parameters (e.g., source:newsletter, medium:email).
• ui: JSON object for theme, layout, and visibility customization.
• config: JSON object for advanced widget configuration (slots view, scrolling, etc.).