Evan Prodromou
Evan Prodromou
Daniel Hernandez asked an [interesting question](https://mstdn.degu.cl/@daniel/111772360957910863) about the HTML content of Activity Streams 2.0 objects. The only two properties that can contain HTML markup are `summary` and `content`. Mastodon has...
Is it possible to process an Undo activity without an ID on the object activity? For example, to undo a `Like` activity: ```json { "@context": "https://w3c.org/ns/activitystreams", "actor": "https:/example.com/actor/7", "type": "Undo",...
The W3C changed its license in 2023 because it became an independent entity. We should follow best practices for updating the license in the editor's draft and maybe in the...
We added one to the AS2 repo. We need to use the 2023 version for this repository, since the document has been updated.
The `Announce` activity type is typically used for "share", "retweet", "boost" or "repost" functionality on the social web. In many social systems, it's reasonable to repost the same object multiple...
Document how to test an AP implementation.
OpenAPI is an API definition language used by many tools. It can make it easier to dynamically access an API, or generate a test suite, or security testing, or design...
[Section 6.12 of the ActivityPub spec](https://www.w3.org/TR/activitypub/#uploading-media) says: > The Social Web Community Group is refining the protocol in the [ActivityPub Media Upload report](https://www.w3.org/wiki/SocialCG/ActivityPub/MediaUpload). We should complete this report. It's currently...
I saw some misinformation about ActivityPub's authorization model. This seems like a pretty important aspect to get correct for implementations, so I'd like to document it in the Primer.