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horde/kronolith
===============

Calendar and scheduling application

v5.0.0alpha10(11mo ago)10893—0%13[1 PRs](https://github.com/horde/kronolith/pulls)1GPL-2.0-onlyPHPPHP ^7.4 || ^8

Since Aug 28Pushed 2mo ago8 watchersCompare

[ Source](https://github.com/horde/kronolith)[ Packagist](https://packagist.org/packages/horde/kronolith)[ Docs](https://www.horde.org/apps/kronolith)[ RSS](/packages/horde-kronolith/feed)WikiDiscussions FRAMEWORK\_6\_0 Synced 1mo ago

READMEChangelog (1)Dependencies (84)Versions (53)Used By (1)

What is Kronolith?
==================

[](#what-is-kronolith)

Contact:Contents

- [1 Obtaining Kronolith](#obtaining-kronolith)
- [2 Documentation](#documentation)
- [3 Installation](#installation)
- [4 Assistance](#assistance)
- [5 Licensing](#licensing)

Kronolith is the Horde calendar application. It provides web-based calendars backed by a SQL database or a Kolab server. Supported features include Ajax and mobile interfaces, CalDAV support, shared calendars, remote calendars, invitation management (iCalendar/iTip), free/busy management, resource management, alarms, recurring events, tasks integration, import and export functions (iCalendar and CSV formats), and a number of different calender views.

This software is OSI Certified Open Source Software. OSI Certified is a certification mark of the [Open Source Initiative](http://www.opensource.org/).

[1 Obtaining Kronolith](#id1)
-----------------------------

[](#1obtaining-kronolith)

Further information on Kronolith and the latest version can be obtained at

>

[2 Documentation](#id2)
-----------------------

[](#2documentation)

The following documentation is available in the Kronolith distribution:

[README](README.rst):This file[LICENSE](http://www.horde.org/licenses/gpl):Copyright and license information[doc/CHANGES](doc/CHANGES):Changes by release[doc/CREDITS](doc/CREDITS.rst):Project developers[doc/INSTALL](doc/INSTALL.rst):Installation instructions and notes[doc/TODO](doc/TODO.rst):Development TODO list[doc/UPGRADING](doc/UPGRADING.rst):Pointers on upgrading from previous Kronolith versions[3 Installation](#id3)
----------------------

[](#3installation)

Instructions for installing Kronolith can be found in the file [INSTALL](doc/INSTALL.rst) in the `doc/` directory of the Kronolith distribution.

[4 Assistance](#id4)
--------------------

[](#4assistance)

If you encounter problems with Kronolith, help is available!

The Horde Frequently Asked Questions List (FAQ), available on the Web at

>

Horde LLC runs a number of mailing lists, for individual applications and for issues relating to the project as a whole. Information, archives, and subscription information can be found at

>

Lastly, Horde developers, contributors and users also make occasional appearances on IRC, on the channel #horde on the Freenode Network (irc.freenode.net).

[5 Licensing](#id5)
-------------------

[](#5licensing)

For licensing and copyright information, please see the file [LICENSE](http://www.horde.org/licenses/gpl) in the Kronolith distribution.

Thanks,

The Kronolith Team

###  Health Score

50

—

FairBetter than 96% of packages

Maintenance71

Regular maintenance activity

Popularity29

Limited adoption so far

Community33

Small or concentrated contributor base

Maturity62

Established project with proven stability

 Bus Factor1

Top contributor holds 54.6% of commits — single point of failure

How is this calculated?**Maintenance (25%)** — Last commit recency, latest release date, and issue-to-star ratio. Uses a 2-year decay window.

**Popularity (30%)** — Total and monthly downloads, GitHub stars, and forks. Logarithmic scaling prevents top-heavy scores.

**Community (15%)** — Contributors, dependents, forks, watchers, and maintainers. Measures real ecosystem engagement.

**Maturity (30%)** — Project age, version count, PHP version support, and release stability.

###  Release Activity

Cadence

Every ~91 days

Recently: every ~243 days

Total

48

Last Release

349d ago

Major Versions

4.2.29 → 5.0.0alpha12021-02-24

PHP version history (7 changes)4.1.4PHP >=5.3.0

4.2.0alpha1PHP >=5.3.0,<=6.0.0alpha1

4.2.21PHP ^5.3

4.2.23PHP ^5.3 || ^7

5.0.0alpha1PHP ^7

v5.0.0alpha4PHP ^7 || ^8

v5.0.0alpha5PHP ^7.4 || ^8

### Community

Maintainers

![](https://www.gravatar.com/avatar/c943a083635c28520599075eaea7ede2d743b7697b76e84d6bdc37e52cc8249b?d=identicon)[yunosh](/maintainers/yunosh)

![](https://www.gravatar.com/avatar/c931cd02664859360478593450d6c473a05bb12b209dfacfc534cd13257cc7ef?d=identicon)[ralflang](/maintainers/ralflang)

![](https://www.gravatar.com/avatar/e4f6c6771993db2ed500959b42353f6cf6a2ca0406d9617f7ae680f4504faa4a?d=identicon)[horde](/maintainers/horde)

![](https://www.gravatar.com/avatar/a7767adb66b45f2f05bcd44d49bc4e67efacd9ce05b161ce2d481d5dd6af025c?d=identicon)[mrubinsk](/maintainers/mrubinsk)

---

Top Contributors

[![yunosh](https://avatars.githubusercontent.com/u/379318?v=4)](https://github.com/yunosh "yunosh (2604 commits)")[![mrubinsk](https://avatars.githubusercontent.com/u/66822?v=4)](https://github.com/mrubinsk "mrubinsk (1623 commits)")[![slusarz](https://avatars.githubusercontent.com/u/381003?v=4)](https://github.com/slusarz "slusarz (346 commits)")[![ralflang](https://avatars.githubusercontent.com/u/646976?v=4)](https://github.com/ralflang "ralflang (69 commits)")[![wrobel](https://avatars.githubusercontent.com/u/10232?v=4)](https://github.com/wrobel "wrobel (47 commits)")[![thomasjfox](https://avatars.githubusercontent.com/u/1146758?v=4)](https://github.com/thomasjfox "thomasjfox (15 commits)")[![TDannhauer](https://avatars.githubusercontent.com/u/6716033?v=4)](https://github.com/TDannhauer "TDannhauer (11 commits)")[![amulet1](https://avatars.githubusercontent.com/u/18431541?v=4)](https://github.com/amulet1 "amulet1 (11 commits)")[![midahp](https://avatars.githubusercontent.com/u/19747890?v=4)](https://github.com/midahp "midahp (9 commits)")[![boekhorstb1](https://avatars.githubusercontent.com/u/91957243?v=4)](https://github.com/boekhorstb1 "boekhorstb1 (5 commits)")[![oakey-b1](https://avatars.githubusercontent.com/u/14907501?v=4)](https://github.com/oakey-b1 "oakey-b1 (5 commits)")[![ctimoteo-fixeads](https://avatars.githubusercontent.com/u/14888729?v=4)](https://github.com/ctimoteo-fixeads "ctimoteo-fixeads (5 commits)")[![bklang](https://avatars.githubusercontent.com/u/167131?v=4)](https://github.com/bklang "bklang (4 commits)")[![Schlue](https://avatars.githubusercontent.com/u/10165635?v=4)](https://github.com/Schlue "Schlue (3 commits)")[![ghunti](https://avatars.githubusercontent.com/u/392038?v=4)](https://github.com/ghunti "ghunti (2 commits)")[![jcdelepine](https://avatars.githubusercontent.com/u/29232395?v=4)](https://github.com/jcdelepine "jcdelepine (2 commits)")[![remicollet](https://avatars.githubusercontent.com/u/270445?v=4)](https://github.com/remicollet "remicollet (2 commits)")[![almarin](https://avatars.githubusercontent.com/u/64538?v=4)](https://github.com/almarin "almarin (2 commits)")[![Zulan](https://avatars.githubusercontent.com/u/8460135?v=4)](https://github.com/Zulan "Zulan (1 commits)")[![KarimGeiger](https://avatars.githubusercontent.com/u/2329930?v=4)](https://github.com/KarimGeiger "KarimGeiger (1 commits)")

### Embed Badge

![Health badge](/badges/horde-kronolith/health.svg)

```
[![Health](https://phpackages.com/badges/horde-kronolith/health.svg)](https://phpackages.com/packages/horde-kronolith)
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###  Alternatives

[horde/horde

Horde base application

581.7k34](/packages/horde-horde)

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