Alternatives and similar repositories for core:

Users that are interested in core are comparing it to the libraries listed below

• nuBuilder / nuBuilder
  nuBuilder Forte 4.5
  ☆116Updated this week
• huridocs / casebox
  Casebox: Secure all your information and team communication in one place
  ☆49Updated 4 years ago
• Equotix / Logic-Invoice
  User-friendly, powerful and feature rich accounting & invoicing solution.
  ☆86Updated 7 years ago
• EGroupware / egroupware
  Web based groupware server written in PHP, forum at https://help.egroupware.org/
  ☆260Updated this week
• Intermesh / groupoffice
  Group Office groupware and CRM
  ☆209Updated this week
• tine20 / tine20
  Tine 2.0 main repository
  ☆156Updated last year
• philippK-de / Collabtive
  Collabtive is web based project management software
  ☆216Updated 3 years ago
• Admidio / admidio
  Admidio is a free open source user management system for websites of organizations and groups. The system has a flexible role model so th…
  ☆360Updated this week
• zenphoto / zenphoto
  The Zenphoto open-source gallery and CMS project
  ☆303Updated this week
• eventum / eventum
  Eventum Issue Tracking System
  ☆156Updated last week
• shannah / xataface
  Framework for building data-driven web applications in PHP and MySQL
  ☆140Updated 10 months ago
• lexoyo / Monitoshi
  Website uptime monitoring
  ☆79Updated 2 years ago
• 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 a…
  ☆157Updated 3 weeks ago
• cross-solution / YAWIK
  YAWIK is a web application. It can be used as an ATS applicant tracking system or as a jobboard.
  ☆127Updated last year
• castlamp / zenbership
  (2015) Zenbership Membership Software: Achieve Membership Nirvana
  ☆114Updated last year
• OfficeStack / OpenSkedge
  A flexible employee scheduling application built upon Symfony2 and Doctrine. Designed for companies and organizations with fluid shifts.
  ☆128Updated 5 years ago
• limbas / limbas
  Low-code database framework that fits your needs
  ☆52Updated last week
• web2project / web2project
  A web-based project management system featuring gantt charts, time logging, and an extendable module system.
  ☆194Updated last month
• pachno / pachno
  ☆130Updated last year
• Typesetter / Typesetter
  Open source CMS written in PHP focused on ease of use with true WYSIWYG editing and flat-file storage.
  ☆227Updated 3 years ago
• seopanel / Seo-Panel
  World's first seo control panel for multiple websites
  ☆115Updated 5 months ago
• domainmod / domainmod
  DomainMOD is an open source application written in PHP & MySQL used to manage your domains and other internet assets in a central locatio…
  ☆511Updated last month
• treolabs / treopim
  Please use AtroPIM instead of TreoPIM! TreoPIM is discontinued.
  ☆56Updated 4 years ago
• salesagility / SuiteCRM-Core
  SuiteCRM - Open source CRM for the world
  ☆197Updated last month
• alextselegidis / questionful
  Creating web forms has never been easier.
  ☆32Updated 2 years ago
• afterlogic / aurora-files
  Aurora Files is an open-source file storage platform.
  ☆208Updated 2 weeks ago
• oxwall / oxwall
  ☆136Updated 7 months ago
• anuko / timetracker
  Simple, easy to use, open source time tracking system.
  ☆191Updated last year
• sentora / sentora-installers
  Provides a central place to store, version and distribute the Sentora installer and upgrade scripts from.
  ☆153Updated 2 months ago
• phsteffen / kanboard-themeplus
  Improved and expanded theme of kanboard - https://github.com/fguillot/kanboard
  ☆64Updated 3 years ago