#foss

Live, measured metrics for the hashtag #foss from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.

hashtag.org network · sponsored

Own #foss

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.

$2,449.80/ year · 4-character #name
Claim #foss$2,449.80/yrBuy on hashtag.space (web3)
card via hashtag.org · tokens via hashtag.space
399
Uses / 7 days
Mastodon
330
Accounts / 7 days
Mastodon
40
Recent posts
Mastodon
~2.4/hr
Recent pace
Mastodon · last 40
5
Avg reactions / post
Mastodon · last 40
Reddit posts / month
Reddit search
Open-web mentions
hashtag.org Firehose

Day-by-day usage

measured · fosstodon.org (Mastodon public tags API) · fetched 2026-09-12 18:51 UTC
64
09-06
47
09-07
67
09-08
71
09-09
53
09-10
54
09-11
43
09-12

399 uses by 330 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 2026-09-12 18:51 UTC

Live pulse

measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-09-12 18:51 UTC

Everything below is measured over the latest 40 public posts (spanning ~17 hours).

Posting hours (UTC) — busiest: 15:00

00:0012:0023:00

Languages: English (27) · French (6) · Romanian (3) · German (3) · Spanish (1)

Avg boosts / post: 5

Top of the latest posts

  • It's the last day of the #LibreOffice Conference 2026! Then we'll start editing and uploading videos from the sessions. Stay tuned... https://conference.libreoffice.org #foss #openSource #freesoftware

    LibreOffice@libreoffice42222026-09-12 06:57 UTCView post →
  • If you REALLY want to stick it to companies knowingly funding fashtech, consider becoming a Friend of @gnome! There’s a convenient $50/month option in case you’re not planning to drop $3 million on something else. Or, you know, any amount h

    Cassidy James :roost: :gnome:@[email protected]35512026-09-12 15:36 UTCView post →
  • Congrats to Brage, new TWIG editor! Big Gitte update, lots of improvements in Calendar this cycle and much more in This Week in GNOME! #265 New Commitments https://thisweek.gnome.org/posts/2026/09/twig-265/ #ThisWeekInGNOME #FreeSoftware #F

    GNOME@[email protected]30262026-09-12 16:11 UTCView post →

What “foss” means

Wiktionary

foss

  • nounA pit, groove, cavity, or depression.
  • nounA carnivorous mammal endemic to Madagascar, Cryptoprocta ferox.
Full entry on Wiktionary →

#foss across platforms

every network with a public tag surface

Follow #foss 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/foss