#YH4F
Live, measured metrics for the hashtag #YH4F from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #yh4f
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.online (Mastodon public tags API) · fetched 2026-10-04 22:41 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · mastodon.online (Mastodon public search API) · fetched 2026-10-04 22:41 UTCLive pulse
measured · mastodon.online (Mastodon tag timeline) · fetched 2026-10-04 22:41 UTCEverything below is measured over the latest 40 public posts (spanning ~14882 hours).
Posting hours (UTC) — busiest: 11:00
Languages: English (25) · German (7) · Dutch (1) · Portuguese (1) · Italian (1)
Avg boosts / post: 7.5
Top of the latest posts
What do Youth Hacking 4 Freedom participants do about an hour before the award ceremony for the winners? They sit in the hotel's lobby and try to get the #FreeSoftware operating system @postmarketOS running on a @Fairphone version 2. 🤗 #YH
Remember being 15, fixing things nobody asked you to fix, staying up way too late debugging stuff for fun? We built the contest we wish had existed back then. 🤩 Any Free Software project. 6 months. No fixed topic. Up to €4096 + a trip to B
A new school year, a new edition of #YH4F competition revving up! Registration for its 2027 edition is opened! ⚠️ Are you in Italy? Italian pupils are now earning school credits for submitting a #FreeSoftware project for this competition! W
#yh4f across platforms
every network with a public tag surfaceFollow #yh4f 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/yh4f