PHP Calendar

Open-source PHP projects categorized as Calendar

Top 21 PHP Calendar Projects

  • Leantime

    Leantime is a goals focused project management system for non-project managers. Building with ADHD, Autism, and dyslexia in mind.

    Project mention: Leantime: Project Management System for People with ADHD | | 2024-01-29
  • opening-hours

    Query and format a set of opening hours

  • WorkOS

    The modern identity platform for B2B SaaS. The APIs are flexible and easy-to-use, supporting authentication, user identity, and complex enterprise features like SSO and SCIM provisioning.

  • period

    Complex period comparisons

  • EspoCRM

    EspoCRM – Open Source CRM Application

    Project mention: Launch HN: (YC S23) – open-source CRM | | 2023-07-19

    We use Espo ( and while it's not the most "shiny object" ever it gets the job done relatively ok for our small team

  • Moment.php

    Parse, validate, manipulate, and display dates in PHP w/ i18n support. Inspired by moment.js

  • period

    PHP's time range API (by thephpleague)

  • icalendar-generator

    Generate calendars in the iCalendar format

  • InfluxDB

    Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.

  • itflow

    Free and open-source web application for MSPs. Unifies IT documentation, ticketing, invoicing.

    Project mention: Is anyone using an open source PSA? | /r/msp | 2023-05-31

    Might check out IT Flow.

  • agorakit

    Organization tool for collectives

  • egroupware

    Web based groupware server written in PHP, forum at

    Project mention: SOGo: Open-source groupware solution to Share calendars, address books and mails | | 2023-12-21

    I hadn't heard of eGroupware before, so linky for others who are similarly curious: (also GPLv2)

  • calendar

    📅 PHP Date & Time library that solves common problems in object oriented, immutable way. (by aeon-php)

  • groupoffice

    Group Office groupware and CRM

  • Cloud-Platform

    Feature requests, enhancements and anything you'd like to see in DAKboard!

    Project mention: The Community Template feature is now live on DAKboard! | /r/dakboard | 2023-07-13
  • webcalendar

    WebCalendar is a PHP application used to maintain a calendar for a single user or an intranet group of users. It can also be configured as an event calendar.

  • nova-calendar

    A powerful event calendar Tool for Laravel's Nova 4

  • CLDR

    Internationalize your application using Unicode's CLDR (by ICanBoogie)

  • php-calendar

    A simple PHP class to generate calendars. Easy to populate, the calendar shows events by passing in an array.

    Project mention: I made a calendar "app"! | /r/selfhosted | 2023-07-03

    Check this library out. I am willing to bet it could help you take the app to the next level without much work

  • go-calendar

    A community driven auto-updating Pokémon GO events calendar that you can subscribe to in any calendar app on your phone/PC. Powered by Leek Duck.

  • dcter

    Converts dates between Hijri, Jalali, Gregorian and Julian

  • ifsc-calendar

    IFSC Climbing iCal Calendar Builder

    Project mention: Brixen Bouldering WC Live Chat | /r/CompetitionClimbing | 2023-06-11

    You can also check it usually has all the links even before the official calendar

  • davical

    Docker container with a complete DAViCal server (davical + apache + postgresql) with (optional) HTTPS support.

  • SaaSHub

    SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020). The latest post mention was on 2024-01-29.

PHP Calendar related posts


What are some of the best open-source Calendar projects in PHP? This list will help you:

Project Stars
1 Leantime 4,037
2 opening-hours 1,594
3 period 1,532
4 EspoCRM 1,489
5 Moment.php 967
6 period 713
7 icalendar-generator 542
8 itflow 466
9 agorakit 390
10 egroupware 235
11 calendar 184
12 groupoffice 165
13 Cloud-Platform 162
14 webcalendar 142
15 nova-calendar 85
16 CLDR 51
17 php-calendar 45
18 go-calendar 29
19 dcter 24
20 ifsc-calendar 22
21 davical 4
SaaSHub - Software Alternatives and Reviews
SaaSHub helps you find the best software and product alternatives