#semaphore
Live, measured metrics for the hashtag #semaphore from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #semaphore
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 · mastodon.social (Mastodon public tags API) · fetched 2026-09-18 09:32 UTCNo measured public usage for #semaphore in the last 7 days. That is a real result, and a good one to know: this hashtag is wide open right now. We show a dash before we ever show a made-up number. Browse the trending index for tags with live measurements.
Related hashtags
measured · mastodon.social (Mastodon public search API) · fetched 2026-09-18 09:32 UTCNo related tags with measured usage found for #semaphore.
Live pulse
measured · Mastodon tag timeline · fetched 2026-09-18 09:32 UTCNo recent public posts found for #semaphore on Mastodon. Nothing measured, so nothing shown.
What “semaphore” means
Wiktionary · Wikipediasemaphore/ˈsɛməfɔː/
- nounAny equipment used for visual signalling by means of flags, lights, or mechanically moving arms, which are used to represent letters of the alphabet, or words.
- verbTo signal using, or as if using, a semaphore, with the implication that it is done nonverbally.
Semaphore is the use of an apparatus to create a visual signal transmitted over distance. A semaphore can be performed with devices including: fire, lights, flags, sunlight, and moving arms. Semaphores can be used for telegraphy when arranged in visually connected networks, or for traffic signalling such as in railway systems, or traffic lights in cities.
“Semaphore” on Wikipedia (CC BY-SA) →#semaphore across platforms
every network with a public tag surfaceFollow #semaphore 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/semaphore