#scifi
Live, measured metrics for the hashtag #scifi from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #scifi
This #name is available to claim. It becomes your portal on the open agent web: this very page, a keyword you rank for by an open public stake, and a verifiable identity for AI agents. Nobody else sells a page like this for every #name.
Day-by-day usage
measured · fosstodon.org (Mastodon public tags API) · fetched 2026-09-07 11:28 UTC442 uses by 321 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · fosstodon.org (Mastodon public search API) · fetched 2026-09-07 11:28 UTCLive pulse
measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-09-07 11:28 UTCEverything below is measured over the latest 40 public posts (spanning ~19 hours).
Posting hours (UTC) — busiest: 18:00
Languages: English (35) · German (3) · Spanish (1) · Italian (1)
Avg boosts / post: 2.3
Top of the latest posts
@Em0nM4stodon TRS-80 Model 1 the one on the left... #OldTimer #SciFi #Geek #RetroComputing
"Red screamer" 30 days, 30 spaceschips. #shiptember #scifi #mastoart #mastodon #spaceship #digitalArt
I don't stalk my reviews as often as I do days and weeks after launch, but it's always delightful to spot that a random stranger has left a kind review (this one for Colossus). Thanks to anyone and everyone who has invested a moment of your
What “scifi” means
WikipediaScience fiction is the genre of speculative fiction that imagines advanced and futuristic changes in technology, scientific knowledge, or biological systems. The elements common to science fiction have increased over time: from space exploration, extraterrestrial life, time travel, and robotics; to parallel universes, dystopian societies, and biological manipulations; and, most recently, to information technology, transhumanism, posthumanism, and environmental challenges. Science fiction often e
“Science fiction” on Wikipedia (CC BY-SA) →#scifi across platforms
every network with a public tag surfaceFollow #scifi straight to each platform’s own tag page. Where a platform publishes open data we measure it above; the rest lock their numbers behind paid APIs, so we link rather than guess.
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/scifi