Thunderbird Appointment is unclaimed —

Thunderbird Appointment

Plan Less. Do more.·appointment.day

Thunderbird Appointment is a scheduling tool that lets users select their availability, send a customizable link, and track RSVPs in real time, eliminating back-and-forth scheduling emails. It is powered by open standards and is compatible with Google Calendar, Microsoft, and other calendar tools, with unique CalDAV support. It is part of the Thunderbird Pro suite alongside Thundermail and Send, and is open source.

What it's for

Finding a time to meet without exchanging multiple messagesSharing a customizable scheduling linkTracking RSVPs in real timeCoordinating meetings across Thunderbird, Google, and Microsoft calendars

Features 9

CalDAV support for syncing calendars
Compatibility with Google Calendar
Compatibility with Microsoft calendars
Compatibility with Thunderbird
Integration with third-party tools like Zoom
Open source and privacy-focused design
Real-time RSVP tracking
Select available times
Send a customizable scheduling link

At a glance

open source

TypeWeb app

DeploymentCloud

PlatformsWeb

CompanyMZLA Technologies Corporation

Integrations

Google CalendarMicrosoftZoomThunderbird

Resources

Pricing

The stated $6/month price is for the Thunderbird Pro subscription bundle (Thundermail + Appointment + Send), billed annually, described as an 'Early Bird Plan'. No Appointment-only price is given.

Early Bird Plan$6/mo · billed annually

This is the Thunderbird Pro bundle price (includes Thundermail, Appointment, and Send), not an Appointment-only price. Listed as '$6 per month, paid annually'. Currently waitlist-only.

30 GB of Mail Storage, 60 GB of Send Storage, 1 Inbox, 15 Email Addresses, 3 Custom Domains