Open Source PHP Calendar Software

Vtiger CRM enables sales, support, and marketing teams to organize and collaborate to measurably improve customer experiences and business outcomes. Vtiger CRM also includes email, inventory, project management, and other tools, providing a complete the business management suite. Download Vtiger CRM here or sign up for a free 15-day free trial of the cloud-based application with free updates and support at https://www.vtiger.com/

Installation instructions can be found here: https://groupoffice.readthedocs.io/en/latest/install/install.html Group Office is an open source groupware application. It makes your daily office tasks easier. Share projects, calendars, files and e-mail online. It is a complete solution for all your online office needs. From a customer phone call to a project and finally an invoice. The support system helps to keep your customers happy. Group Office is fast, secure and has privacy by design. You can stay in full control of your data by self hosting your cloud and e-mail. Our document editing solution keeps all data on the secured server instead of synchronising it to all user devices. GroupOffice is open source and modular. Which means it’s easy to customise and extend. You can turn off and on features and it enables any developer to create new modules for the platform.

Project has moved to github: https://github.com/craigk5n/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.

Kimai is web based software that tracks work time, and classifies it. It tracks time and prints out a summary of your activities on demand. Yearly, monthly, daily, by customer, by project, by action. FETCH THE LATEST DOWNLOAD FROM GITHUB: https://github.com/kimai/kimai/releases Record expenses and print customizable invoices in different formats. For further information visit: - https://www.kimai.org - https://www.kimai.cloud - https://github.com/kimai/kimai

Features: web2.0 project- & task-management, timetracking, team organizing, resource management, calendar, interface for your clients and lots more! Content: see license.txt (file section).

A simple agenda tool written in PHP with MySQL backend. An agenda tool accessible everywere there's internet. Easy to install and configure. Key-features include: scheduling appointments, holidays, todo lists, secure access, multiple users, etc.

SpaceBooker is a powerful off- and online booking software for hostels, fairs, villages, rent-a-car and similar places with graphical booking needs. With it's graphical Front Desk software is packed with high usability unusual for a database product

cg-invoice is a HTML5, Bootstrap, PDO simple yet productive way to write invoices and then retrieve the client data in more than one way. Invoicing invoices from anywhere online. View table or you can reprint the invoice as it was originally written. Business management for quotes or estimates. Contacts and vendors listing tabs for easy search. Office or personal tools to track customers, inventory, mailing lists, company phone numbers with a scheduler calendar included. Scripts written for MySQL and phpMyAdmin to run on an Apache type host/server. Easy install instructions included. Lots of customization options for your personal company branding. Contacts, Vendors and Clients directory included. Clients can be used to keep a record of your projects or alternatively used for Inventory control. You must have access to your database engine to install. Logo can be uploaded to folder and some icons can be replaced as well.

Calendar lib is a poweful multilingual web PHP-Calendar-Class.Highlight special events-Forward and Backward navigation between months and years. Appearance set by CSS style sheet. With optional AJAX navigation. Visit http://www.tsql.de

IlohaMail is a PHP based lightweight full featured multilingual webmail program with IMAP and POP3 support. IlohaMail also includes a full-featured contacts manager, bookmarks manager, and scheduler.

phpMyAgenda is a complete web application that allows you to manage and publish events (concert, meetings, etc...). It stores description, dates, places, contacts, event registrations, and event polls.

An ajax calendar api made for seamless integration with other apps/sites. First version will be done in php with codeignitor.

I haven't looked at this in a while, so use at your own risk. Appointment Keeper is a web-based appointment scheduling system intended for small medical offices. It allows for multiple providers and a variety of searching and sorting functions.

A little calendar with possibility to affect some rendez-vous.

Awal Php Tour Reservation n Portal is Php MySQL based open source tour reservation CMS system with Hotels listing and travel portal.

BPhilCal - a calendar server script for generating printer-friendly chronologically sorted listings for one or many selected concert subscriptions of the Berlin Philharmonic Orchestra Sir Simon Rattle and Chamber Music Hall incl. links to Wikipedia.

An object-oriented library written in PHP that allows reading and writing iCalendar files. It is easy to use, fully standards compliant, and powerful. Intended audience: application developers who want to support iCalendar (RFC-2445, iCal).

Joomla component (1.0.x, 1.5.x) designed to embed the booking / availability / reservation calendar of www.shared-house.com on a Joomla site. The calendar is designed for holiday / vacation home owners who wish to display availability to potential renter

BRIM is a MVC framework, written in PHP and based on items with a hierarchical relationship. The list of plugins make BRIM a Information Manager with plugins like bookmarks, a calendar, contacts tasks, notes, RSS etc. The application is multilingual.

Equipment/instrumentation booking and usage accounting system. Designed primarily for use in academic laboratories where a number of users share a set of instruments (e.g. NMR machines, microscopes, fume hoods).

Business groupware (bgroupware) is a spin-off of the well known phpgroupware. This has been done for architecural and other reasons to keep imporvements alive that have been done by some professional ex-developers from a known company.

CALabiyo is a shared agenda including a full administration allowing a complete customization. Users can import/export data from Outlook or Sunbird. They can manage one agenda or more and compare them to the other users's ones. http://www.calabiyo.com/

CALimba is a multi-user platform to manage your calendar and your contacts.

CLIGRAPHCRM is a CRM web based. Open source CeCILL-C licence. It provides reports with graphs, sales-management, marketing campaigns with e-mailing, data export,internal news,etc.. online demo at http://www.projetcligraphcrm.com/clt1 user : demo34 pass :

A PHP script that uses a mySQL database and generates Monthly, Weekly, Daily calendars. It also has the ability to export the calendar to PDF so you can print them off or just save them on your computer.