friendica-github/doc/Protocol.md

Used Protocols

Friendicas DFRN Protocol

• Document with the DFRN specification
• Schema of the contact request process
• Schema of the contact request confirmation
• Description of the message flow

ActivityStreams

Friendica is using ActivityStreams in version 1.0 for its activities and object types. Additional types are used for non standard activities.

• Link to the specification
• List of used ActivityStreams verbs and object types.

Salmon

Salmon is used as a message exchange protocol for replies and mentions.

• Link to the protocol summary

Portable Contacts

Portable Contacts is used for friends lists.

• Link to the specification (Link to archive.org)

pubsubhubbub

pubsubhubbub is used for OStatus.

• Link to the specification