Top 11 Open-Source Alternatives to Calendly

Product categories

APIs Appointment Booking Appointment Scheduling Appointments and Scheduling Calendar Calendar And Scheduling Email Event Scheduling Meeting Scheduling Office & Productivity Open Source Productivity

Summary

The top open-source alternatives to Calendly are Cal.com, Dudle, and FullCalendar. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

Cal.com Landing Page
1

Cal.com

Cal.com (formerly Calendso) is the open source Calendly alternative.
Pricing:
- Open Source
#APIs #Open Source #Calendar And Scheduling 53 social mentions
Dudle Landing Page
2

Dudle

Dudle is an online scheduling application, which is free and open source.
Pricing:
- Open Source
#Appointments and Scheduling #Appointment Scheduling #Event Scheduling 3 social mentions
FullCalendar Landing Page
3

FullCalendar

FullCalendar is an open-source JavaScript event calendar.
Pricing:
- Open Source
#Appointments and Scheduling #Calendar #Appointment Scheduling 13 social mentions
Simple Calendar Landing Page
4

Simple Calendar

A simple calendar with events (optional recurring and reminders), week numbers and a customizable...
Pricing:
- Open Source
#Calendar #Appointments and Scheduling #Email 99 social mentions
Prelude Landing Page
5

Prelude

Supercharge your hiring process & remove friction from scheduling.
Pricing:
- Open Source
#Security & Privacy #Security Information And Event Management (SIEM) #Recruitment
Calendar Landing Page
6

Calendar

Calendar app is an online calendar and team scheduling software for people like me and you. We make it easy to schedule appointments on your calendar.
Pricing:
- Open Source
#Appointments and Scheduling #Appointment Scheduling #Meeting Scheduling 2 social mentions
Rallly Landing Page
7

Rallly

Yes - with 3 Ls
Pricing:
- Open Source
#Appointments and Scheduling #Appointment Scheduling #Event Scheduling 8 social mentions
DaySchedule Landing Page
8

DaySchedule

Best appointment scheduling software to improve team efficiency, reduce no-shows, and organize all their meetings and calls on single platform!
Pricing:
- Open Source
#Appointments and Scheduling #Calendar And Scheduling #Appointment Scheduling 3 social mentions
Crab Fit Landing Page
9

Crab Fit

Use your availability to find a time that works for everyone
Pricing:
- Open Source
#Productivity #Appointments and Scheduling #Appointment Scheduling 2 social mentions
DiaryBooker Landing Page
10

DiaryBooker

Easy to use, get started in minutes. Reduce no-shows with automated texts. 24/7 access from Desktop & Mobile.
Pricing:
- Open Source
- Paid
- £67.0 / One-off ( exclusive lifetime deal)
#Appointments and Scheduling #Appointment Booking #Appointment Scheduling
Nextcloud Calendar Landing Page
11

Nextcloud Calendar

The Calendar app is a user interface for Nextcloud's CalDAV server.
Pricing:
- Open Source
#Calendar #Appointments and Scheduling #Email 4 social mentions