#letslearnactivitypub
Live, measured metrics for the hashtag #letslearnactivitypub from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #letslearnactivitypub
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Day-by-day usage
measured · mas.to (Mastodon public tags API) · fetched 2026-07-28 17:40 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · mas.to (Mastodon public search API) · fetched 2026-07-28 17:40 UTCNo related tags with measured usage found for #letslearnactivitypub.
Live pulse
measured · mas.to (Mastodon tag timeline) · fetched 2026-07-28 17:40 UTCEverything below is measured over the latest 5 public posts (spanning ~21 hours).
Posting hours (UTC)
Languages: English (5)
Avg boosts / post: 0
Used together with
Top of the latest posts
"ActivityPub provides two layers: - A server to server federation protocol (so decentralized websites can share information) - A client to server protocol (so users, including real-world users, bots, and other automated processes, can commu
while i'm at it, i joined the activitypub discourse instance: https://socialhub.activitypub.rocks/ seems to have quite a few good (and recent!) resources. #LetsLearnActivityPub
regarding testing, there is no official testing suite to test against, as far a i can tell, although i found some community efforts. - pubstrate [1] by @cwebber - go-fed/testsuite [2] by @[email protected] - activitypub-testing [3] by
Every number above is measured from a named public API at the shown fetch time. Nothing is estimated or extrapolated. Platforms that lock their data behind paid APIs are not shown. Agents: the same numbers, as JSON, at /api/hashtags/letslearnactivitypub