Elgg

Recommended by many users and won awards, Elgg is one of the most powerful tools out there for building complex social networks.

Elgg comes with support for individual user profiles, user groups, private and public communities.

It also supports personal blogs, podcasts, content tagging, and even multi-lingual setups.

The application is quite easy to setup thanks to the built-in installation wizard, and also provides a backend administration dashboard.

What is new in this release:

• For end users, 2.0 fixes several bugs and adds some small improvements.
• For site owners, 2.0 includes numerous performance improvements, allows most static resources to be served without the overhead of PHP, and cleans up the plugin management page.

What is new in version 1.12.2 / 2.0.0-beta.2:

• Notify users when access change will affect comments
• Add a warning when a physical robots.txt is present
• Link in email notification now takes directly to the correct page
• Allows setting comments per page via hook
• River comments/discussion replies go to right page
• Adds handling of 400 and 403 error codes
• Added a new admin widget to monitor cron jobs
• Added userpicker with limit 1 to theme sandbox
• Show total DB queries in the developer screen log
• The inspector pages show a lot more info
• Improved readability of inspect pages
• Replaced tabs with menu on expages edit form
• Added a link on the edit form to view page on site
• Added an edit button to the view of an external page

What is new in version 1.12.0 / 2.0.0-alpha1:

• Notify users when access change will affect comments
• Add a warning when a physical robots.txt is present
• Link in email notification now takes directly to the correct page
• Allows setting comments per page via hook
• River comments/discussion replies go to right page
• Adds handling of 400 and 403 error codes
• Added a new admin widget to monitor cron jobs
• Added userpicker with limit 1 to theme sandbox
• Show total DB queries in the developer screen log
• The inspector pages show a lot more info
• Improved readability of inspect pages
• Replaced tabs with menu on expages edit form
• Added a link on the edit form to view page on site
• Added an edit button to the view of an external page

What is new in version 1.11.2:

• Notify users when access change will affect comments
• Add a warning when a physical robots.txt is present
• Link in email notification now takes directly to the correct page
• Allows setting comments per page via hook
• River comments/discussion replies go to right page
• Adds handling of 400 and 403 error codes
• Added a new admin widget to monitor cron jobs
• Added userpicker with limit 1 to theme sandbox
• Show total DB queries in the developer screen log
• The inspector pages show a lot more info
• Improved readability of inspect pages
• Replaced tabs with menu on expages edit form
• Added a link on the edit form to view page on site
• Added an edit button to the view of an external page

What is new in version 1.11.1:

• Notify users when access change will affect comments
• Add a warning when a physical robots.txt is present
• Link in email notification now takes directly to the correct page
• Allows setting comments per page via hook
• River comments/discussion replies go to right page
• Adds handling of 400 and 403 error codes
• Added a new admin widget to monitor cron jobs
• Added userpicker with limit 1 to theme sandbox
• Show total DB queries in the developer screen log
• The inspector pages show a lot more info
• Improved readability of inspect pages
• Replaced tabs with menu on expages edit form
• Added a link on the edit form to view page on site
• Added an edit button to the view of an external page

What is new in version 1.10.4:

• Bug Fixes:
• Reset system cache before upgrade.
• Only forward to emailsent page if email sent.
• Always add the user guid param to the usersettings/save form.
• Always submit element when there are no userpicker values.

What is new in version 1.10.2:

• Settings: adds setting for default number of items per page
• User settings: every user setting has its own menu item
• Groups: adds featured groups as a tab along with groups, popular, discussions
• File: display file upload limit on file upload form
• Messages: improved UI for messages listing
• Aalborg theme: more attractive comments listings
• Views: output readable access level for any access_id
• Developers: inspect menu item now has children for faster access
• Discussion: also search in discussion replies when searching discussion topics
• Several performance features

What is new in version 1.9.6:

• Bug Fixes:
• getFilenameOnFilestore() returns empty string if an ElggFile object has no filename set.
• Fixed docs elements not allowing LaTeX builds to succeed.
• Fixed docs syntax for the PDF builds.
• Removes icon and title links from autocomplete results.
• Removed custom queries with ege* functions.
• Trigger plugin hooks when saving plugin settings
• Explicitly closing the session in the shutdown hook to work around APC session problems.
• Allow numeric 0 values to show on user and group profile.

What is new in version 1.9.3:

• Fix:
• Some Elgg icons were not using internal view.

What is new in version 1.9.1:

• A new dependency injection container system
• AMD support through require.js
• New PSR-0 compliant class loader
• Non-PHP files can be views
• PHP Composer integration
• Hundreds of UI bugfixes
• Better installation process
• Aalborg, Elgg's new responsive theme
• CKeditor, an improved rich text editor
• More performant notifications
• Improved behavior for restricting group content

What is new in version 1.8.19:

• Fixed numerous PHP warnings.
• Groups: Corrected breadcrumb for group discussion pages.
• Fixed RSS validation for the River RSS feed.
• Moved Site Secret update to configure -> advanced.

What is new in version 1.8.18:

• Elgg 1.8.18 has been released to address a bug in notifications introduced in Elgg 1.8.17.

What is new in version 1.8.17:

• A specially-crafted request can return the contents of sensitive files.
• A reflected XSS attack is possible against 1.8 systems.
• The cryptographic key used for various purposes may have been generated with weak entropy, particularly on Windows.
• URLs with non-ASCII usernames again work
• Floated images are now properly cleared in content areas
• The activity page title now matches the document title
• Search again supports multiple comments on the same entity
• Group member listings are ordered by name
• Blog archive sidebar now reverse chronological
• URLs with matching parens can now be auto-linked
• Log browser links for users now work
• Disabling over 50 objects should no longer result in an infinite loop
• The system_log table can now store IPv6 addresses
• Radio/checkbox inputs no longer have border radius (for IE10)
• Htmlawed was upgraded to 1.1.16
• List functions: no need to specify pagination for unlimited queries
• User picker: the Only Friends checkbox again works
• Group bookmarklet no longer shown to non-members
• Widget reordering fixed when moving across columns
• Web services auth_gettoken() now accepts email address

What is new in version 1.8.16:

• Fix to address a flaw with avatar handling.

What is new in version 1.8.15:

• Fixed the "http://" issue for profiles
• Auto-registering JavaScript files with calls to elgg_get_simplecache_url(). This helps plugin authors who forgot to register the file. This was exposed when we fixed a bug in 1.8.14.
• Added a helpful message for those sites that have a configuration error related to multiple URLs mapping to the same site. This was also exposed by fixing a bug in 1.8.14.
• Restoring sub-pages that have been missing after their parent page was deleted (pages plugin).
• Better revision support for pages (pages plugin).
• Adding nofollow to auto linked URLs to discourage spammers (thanks to Hellekin Wolf for pointing that out)
• Added browser caching for languages JS files

What is new in version 1.8.14:

• Addresses a security issue in the profile tool.

What is new in version 1.8.13:

• Addresses a security issue in the Twitter widget.

What is new in version 1.8.12:

• Elgg 1.8.12 has been released with numerous bug fixes and improvements.

What is new in version 1.8.10:

• UX: Limiting message board activity stream entries to excerpts
• Performance: Prefetching river entries
• Performance: Plugin entities are cached
• Removed superfluous commas in JS files to fix IE compatibility.
• API: Fixed Twitter API.
• Performance: Outputting valid ETags and expires headers.

What is new in version 1.8.9:

• Several (X)HTML validation improvements
• Improved performance via more aggressive entity and metadata caching
• Memcache now safe to use; never bypasses access control

What is new in version 1.8.7:

• Improved search engine friendly URLs.
• Added internalization for the TinyMCE editor.
• Better error messages and forwarding when logged out users try to access content that requires a login.
• Fixed notifications for discussion replies.

What is new in version 1.8.6:

• Added support for detecting docx, xlsx, and pptx files.
• Language caching conflict with plugin activate scripts.
• Fixed a recursive entity enabling bug.

What is new in version 1.8.5:

• This release contains three important security enhancements.

What is new in version 1.8.4:

• This release contains important security enhancements, so be sure to upgrade as soon as possible to keep your network safe.

What is new in version 1.8.3:

• A white list for ajax actions. Developers, it is important that you use elgg_register_ajax_view() to register a view as being available for ajax.
• Group-specific search on a group's profile page
• Support for Etag headers for icons, JavaScript, and CSS files.
• Deprecation notices are now limited to admin users
• A server information page that makes it easier to figure out what version of PHP you are running and where PHP logging is located.

What is new in version 1.8.2:

• Creation of default widgets when users register.
• Insertion of a very small thumbnail by the embed plugin.
• Missing links to site pages in the footer.
• Incorrect activity filtering.
• URL creation involving usernames with non-ASCII characters.
• User picker display raw HTML rather than a list of users.

What is new in version 1.8.1:

• 197 tickets were closed between 1.8.0 and this release.

What is new in version 1.8.1 beta 1:

• Enhancements:
• New group activity widget for user dashboard.
• Added more sprites.
• version.php information cached instead of loaded 100s of times.
• Added class elgg-autofocus to add focus on inputs when the page loads.
• Admins can edit user avatars again.
• Added a filter for non-bundled plugins in plugin admin.
• Improvements to admin area theme.
• Bug fixes:
• Fixed site dropdown menu for IE.
• ElggEntity->deleteMetadata() no longer deletes all metadata ever if called on an unsaved entity.
• Fixed Embed plugin.
• Fixed river entries for forum posts that were lost if upgrading from 1.7.
• Fixed avatar cropping on IE 7.
• Bookmarks plugin accepts URLs with dashes.
• Menu links no longer have empty titles and confirm attributes.

What is new in version 1.8.0:

• An easier, more robust installation. The installation is now simpler and provides more guidance throughout the installation process. It also checks for common server misconfigurations and other problems new users often encounter, offering suggestions on how to correct them.
• A new, more consistent default theme. The new theme is easier to use, standards compliant, and easier to customize. UI element patterns have been consolidated to ensure that the UI is consistent across the site and plugins.
• A redesigned administration section. The administration section has been redesigned from the ground up with usability in mind. Further, the admin theme has been separated from the site default theme, so problematic plugins should no longer break the admin area.
• Sticky forms and renewing security tokens. No longer will forms lose data because of expired security tokens. Also, if there's a problem while saving, the form's content will not be lost and will be displayed for the user to try saving again if the developer uses sticky forms.

What is new in version 1.7.11:

• Filtering by content works again in the activity stream.
• Dragging works in IE 9 for profile widgets.

What is new in version 1.8.0 beta2:

• Numerous UI bugfixes.
• Numerous admin area and plugin management improvements.
• Developer's plugin improvements.
• Numerous PHP Warnings corrected.
• Language string corrections and additions.
• Deprecated function use removed.
• Code cleanup.
• Dashboard is now a plugin.
• Embed plugin now works.
• Improvements to river views.
• Improvements to the menu system.
• Additional documentation added.
• Fixed problems some users experienced when upgrading from 1.7.X to 1.8.0.

What is new in version 1.7.10:

• Enhancements:
• Banned users are more apparent in user lists and profiles.
• Bug fixes:
• TinyMCE: Using Elgg's default font to prevent small font sizes.
• Files: Optimizations to allow uploading and downloading larger files.
• Fixed bugs preventing users from adding and removing friends in Friends Collections.
• $CONFIG->lastcache is correctly set for pages that regenerate the cache.
• API changes:
• Added can_edit_access_collection().
• Access collection functions no longer check permissions. Do this in actions instead.

What is new in version 1.7.9:

• Admins can delete Pages again.
• TinyMCE upgraded to 3.4.2 to fix IE support.
• Autocomplete input works correctly.
• Fixed Message Board "all" posts.
• Fixed deleting internal messages on some non-English sites.
• Better feedback if an error occurs when saving widgets.
• Messages from deleted users no longer show the recipient's avatar.
• HTTPS logins on fully HTTPS sites work correctly.

What is new in version 1.8 beta1:

• A new, more intuitive default theme.
• A redesigned admin area to help you more easily manage your network and users.
• Simpler HTML and CSS frameworks. This mean Elgg themers' lives just got easier!
• Better caching and easier inclusion of external CSS and JS.
• A new elgg.js object that allows quick and easy ajax integration, i18n, automatic security token renewal, and other advanced features.
• A new, more robust menu system.
• A new forms system including sticky forms to prevent content loss.
• More advanced plugin management features for developers.

What is new in version 1.7.8:

• Security Enhancements:
• Properly encoding search queries.
• Bug Fixes:
• Blogs - Fixed disappearing blog draft issue.
• Groups - Editing a topic from discussion list page works now.
• Search - Group names used in titles.
• InviteFriends - Invitation link no longer shows up when logged out.
• Messages - Denormalized the message calculation for better performance.
• Sorting by time_created in relationship functions supported.
• Metadata and annotation names can now be updated.
• Fixed error with deleting a user with disabled entities.
• Removed unnecessary executable permissions on a number of files.

What is new in version 1.7.7:

• Security Enhancements:
• Only admins can view the unvalidated users page.
• Bugfixes:
• Fixed deprecation notices for locales that use comma as radix point.
• Groups - Files can be completely disabled per group.
• Pages - Deleting and creating subpages is restricted to owner or group member.
• Groups - group icons deleted when group is deleted.
• Pagination will not display when all content id displayed.
• Fixed issue with get_context() when trailing slash is missing.
• API Changes:
• Added $CONFIG->action_token_timeout.
• Added callback option to elgg_get_entities().

Requirements:

• mod_rewrite activated in Apache
• JSON library
• GD library
• Multibyte String support
• PHP 5.2 or higher
• MySQL 5 or higher