Top 8 Open-Source Alternatives to fruux

Product categories

Appointment Scheduling Appointments and Scheduling Audio Player Backup & Sync Calendar Calendar And Scheduling Call Management Cloud Storage Contact Management Contacts Email Email Clients

Summary

The top open-source alternatives to fruux are Simple Calendar, Nextcloud Calendar, and Calendar Lock PEA. 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.

Simple Calendar Landing Page
1

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
Nextcloud Calendar Landing Page
2

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
Calendar Lock PEA Landing Page
3

Calendar Lock PEA

Calendar Lock PEA is an encrypted desktop calendar with a day, week and month view. The shown calendars are never stored unencrypted on your disk, but exist only in the RAM. Platform-independent, Open Source, no installation or registration required.
Pricing:
- Open Source
#Calendar #Appointments and Scheduling #Encryption
Nextcloud Contacts Landing Page
4

Nextcloud Contacts

The Nextcloud contacts app is a user interface for Nextcloud's CardDAV server.
Pricing:
- Open Source
#Contact Management #Contacts #Personal CRM
ICSx5 Landing Page
5

ICSx5

ICSx5 is an Android app to subscribe to remote or local iCalendar files (like time tables of your school/university or event files of your sports team).
Pricing:
- Open Source
#Cloud Storage #Audio Player #Contact Management
FullCalendar Landing Page
6

FullCalendar

FullCalendar is an open-source JavaScript event calendar.
Pricing:
- Open Source
#Appointments and Scheduling #Calendar #Appointment Scheduling 13 social mentions
Mail-in-a-box Landing Page
7

Mail-in-a-box

Mail-in-a-Box provides webmail and an IMAP/SMTP server for use with mobile devices and desktop mail software and also includes contacts and calendar synchronization.
Pricing:
- Open Source
#Email #Self-hosted Email #Email Service Provider 115 social mentions
Mailspring Landing Page
8

Mailspring

Mailspring is a mail client for Mac, Windows and Linux.
Pricing:
- Open Source
#Email #Email Clients #Calendar 25 social mentions