#ff0000
Live, measured metrics for the hashtag #ff0000 from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #ff0000
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 · mas.to (Mastodon public tags API) · fetched 2026-10-16 19:34 UTC3 uses by 2 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 2026-10-16 19:34 UTCLive pulse
measured · mas.to (Mastodon tag timeline) · fetched 2026-10-16 19:34 UTCEverything below is measured over the latest 40 public posts (spanning ~113210 hours).
Posting hours (UTC) — busiest: 21:00
Languages: English (21) · Spanish (4) · German (4) · Czech (2)
Avg boosts / post: 0.9
Top of the latest posts
Pro-tip: Never learn about colorspaces. "I love learning new things. Why yes, I'll eat that red apple, what a friendly snake!" ::crunch:: "Wait... this apple isn't #ff0000, it's outside the sRGB gamut! Why does everything look terrible? Oh
Roses are #FF0000 Violets are #0000$n While ( $n < FF ) { $n++ } Goto line 2 #ValentinesDay
Found my first use for more than one # in a Rust raw string: needed r##"..."## to quote HTML that contained color="#ff0000" #rust #rustlang
#ff0000 across platforms
every network with a public tag surfaceFollow #ff0000 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/ff0000