This is all you need to know. Highlighted in places that have traditional been a source of confusion.
Zap is a social network application running under the Zot6 protocol.
Osada is a social network application running under the ActivityPub protocol.
Hubzilla is a decentralised privacy platform running under the Zot protocol.
- Zot6 upgrade is in progress
- Basic communications with "fediverse" social network applications are provided by optional third party addons
- These addons are incompatible with Hubzilla's privacy and identity infrastructure