• Platform: PHP/MySQL/Apache
  • License: AGPL3
  • Cost: FREE
  • Decentralised architecture with no central authority or ownership
  • Relationships can be made across any compatible system, creating a network of internet scale made up of smaller sites
  • Language selector (or automatic detection) with a growing list of supported translations
  • Administration interface with access to site settings, plugin administration, log files, member management
  • Community page provides recent public posts from across the site (respects all privacy controls)
  • Member directory (respects all privacy controls)
  • Site content search with boolean capability (respects all privacy controls)
  • Extensible via third-party plugin modules and themes.
  • Easy upgrades. Database schema is automatically brought up to date.
  • Message queuing and redelivery for reliable communications which are immune to brief network outages
  • Supports ‘Apps’ which are third-party plugin applications such as games or utilities
  • Built-in Help and Documentation


  • Server-to-server military grade message encryption (on supported networks)
  • All items controlled by access lists (individuals and groups – allow and deny)
  • Private conversation groups – on these pages all communications are restricted to group members – similar to Google+ “circles” or Diaspora “aspects”
  • Visual group editor to manage the members of private conversation groups
  • Individuals may belong to more than one group
  • Network ’email’ – provides ‘one-to-one’ private messaging to any Friendica or Diaspora member, even those on different sites
  • Anonymous profile viewing (any of your content and/or profile information) can be disabled
  • Publishing your profile to network directories (site and global) is individually controllable
  • Private profiles with controlled visibility. You can maintain completely different personality profiles visible only to specific people.
  • Optionally “expire” old content after a certain period of time. The content is also removed from all other Friendica servers which might be holding a copy
  • Location and other private information embedded in uploaded photos from cell phones is stripped
  • Download your personal data. It all belongs to you.

Status Updates

  • “Unlimited” length – many sites will allow up to 200k characters per post.
  • Rich text supported – bold, italics, colour, size, tables, more
  • Media support includes audio, video, embeds, links, Youtube, Vimeo, SoundCloud, uploaded photos, file attachments, more
  • Optional location/geotagging of posts using a default location or use browser tracking
  • Edit your posts after they have been published
  • Common tag formats supported including @mentions and #tags
  • Code blocks are provided for computer-related communications
  • Likes, and dislikes
  • Commenting
  • Sharing of posts (those which are not private)
  • Multiple deletion (delete all selected items)
  • Seamless wall-to-wall posts and remote comments, even across different network nodes
  • Notes to self – maintain your own private notebook


  • Birthday notifications – timezone corrected so that if you are in Phoenix and I am in Perth you won’t get the birthday greeting on the wrong day.
  • Personal and shared events with calendar.
  • Let others know if you will attend or not.


  • Photo Albums – with full privacy support
  • Supports photo tagging
  • Private photo album viewing allowed across network nodes


  • A default public profile is provided – which may be restricted
  • Multiple profiles may be created, each uniquely configured for the intended audience
  • Existing profiles may be cloned to create similar profiles which only differ in minor details
  • Visual editor allows you to select which friends can view which profile
  • Rich selection of available profile information categories


  • Built-in support for OStatus federation (status.net, GNU-social, quitter, many others)
  • Built-in implementation of Diaspora protocols allows communication with any Diaspora member.
  • Email contacts and communications supported (two-way) via IMAP4rev1/ESMTP
  • Arbitrary websites and blogs may be imported into your social stream via RSS/Atom feeds
  • Oembed embedding support
  • OpenID
  • Gravatars
  • Twitter, GNU Social, pump.io, app.net, libertree and G+ “post-through” ability using plugin modules
  • Posts can also be shared with WordPress, Blogger, and Tumblr
  • OExchange link sharing supported
  • PortableContacts provides information about friends between allowed sites using a standards-compliant format.
  • OpenSearch provider interface
  • Basic Twitter/GNU Social API provides easy access from a growing number of mobile and third party applications (Twidere, AndStatus, Bitlbee, Choqok, Frentcl, Gwibber, Hotot, IdentiCurse, Pidgin/Purple, Mustard, Pino, TTYtter, and more)


  • Sites can restrict friendships based on protocol, email addresses, and DNS location
  • Fan (one-way) relationships are fully supported
  • Community pages can be created for large special interest groups
  • Automatic friend suggestions
  • Any contact can be blocked completely or quietly “ignored”
  • Ability to match people in the directory based on interests
  • Suggest/recommend existing friends to other friends


  • Network page (the combined stream of all your friends’ activities) is searchable by keyword and marked items, by group, and by individual.
  • Comments and multiple posts are collapsed to the most recent (these may be expanded)
  • “View New Items” shows all recent activities in your network in reverse date order