#ontologies

Live, measured metrics for the hashtag #ontologies 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 #ontologies

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.

$23.52/ year · 10-character #name
Claim #ontologies — $23.52/yr→
Annual, renews each year
Buy on hashtag.space (web3)
one-timepay once, yours for life
card via hashtag.org · tokens via hashtag.space
1
Uses / 7 days
Mastodon
1
Accounts / 7 days
Mastodon
40
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 40
0.9
Avg reactions / post
Mastodon · last 40

Day-by-day usage

measured · fosstodon.org (Mastodon public tags API) · fetched 2026-07-27 00:52 UTC
0
07-21
0
07-22
0
07-23
0
07-24
0
07-25
1
07-26
0
07-27

1 uses by 1 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 2026-07-27 00:52 UTC
#ontologiesarefun
0 uses · 0 accounts / 7d
#mse_ontologies
0 uses · 0 accounts / 7d
#ontologiesforever
0 uses · 0 accounts / 7d
#relationalOntologies
0 uses · 0 accounts / 7d
#BiomedicalOntologies
0 uses · 0 accounts / 7d
#DomainOntologies
0 uses · 0 accounts / 7d
#ontologiesmarxistes
0 uses · 0 accounts / 7d
#ontologies4chem
0 uses · 0 accounts / 7d

Live pulse

measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-07-27 00:52 UTC

Everything below is measured over the latest 40 public posts (spanning ~5691 hours).

Posting hours (UTC) — busiest: 08:00

00:0012:0023:00

Languages: English (37) · French (2) · Russian (1)

Avg boosts / post: 2.6

Top of the latest posts

  • LintedData is a linter for RDF and Ontologies for easy use in CI pipelines, we recently released. It checks for common violations of best practices in ontology engineering. GitLab: https://gitlab.com/dlr-dw/linteddata/ Docker: https://hub.d

    Jan Martin Keil@[email protected]♥ 11↻ 42026-04-28 12:07 UTCView post →

  • We’re looking for a Research Knowledge Engineer (m/f/x) (full time, 3,5 years). If you have a #DigitalHumanities profile with experience in #Ontologies, #KnowledgeGraphs and #LinkedOpenData, then we’re looking for you! Boosts welcome. https

    Frederik Elwert@[email protected]♥ 7↻ 212026-03-03 16:19 UTCView post →

  • A quick #introduction using an obscene number of hashtags to hopefully reach people I want to be in community with! I make #art and #software and particularly like #linocuts and #embroidery and I also enjoy #visiblemending. On the tech side

    clark@[email protected]♥ 5↻ 12026-05-19 11:59 UTCView post →

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/ontologies