#shadow

Live, measured metrics for the hashtag #shadow 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 #shadow

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.

$520.70/ year · 6-character #name
Claim #shadow — $520.70/yr→Buy on hashtag.space (web3)
card via hashtag.org · tokens via hashtag.space
38
Uses / 7 days
Mastodon
33
Accounts / 7 days
Mastodon
40
Recent posts
Mastodon
~0.2/hr
Recent pace
Mastodon · last 40
0.2
Avg reactions / post
Mastodon · last 40
—
Reddit posts / month
Reddit search
—
Open-web mentions
hashtag.org Firehose

Day-by-day usage

measured · mastodon.online (Mastodon public tags API) · fetched 2026-09-14 19:46 UTC
4
09-08
4
09-09
8
09-10
8
09-11
3
09-12
5
09-13
6
09-14

38 uses by 33 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 2026-09-14 19:46 UTC
#shadows
48 uses · 38 accounts / 7d
#shadow_ai
2 uses · 2 accounts / 7d
#shadowai
6 uses · 6 accounts / 7d
#ShadowPC
0 uses · 0 accounts / 7d
#ShadowPad
1 uses · 1 accounts / 7d
#shadowwork
7 uses · 7 accounts / 7d
#shadowplay
6 uses · 5 accounts / 7d
#ShadowSocks
0 uses · 0 accounts / 7d
#shadowdark
7 uses · 6 accounts / 7d
#shadowrun
3 uses · 3 accounts / 7d
#ShadowLibrary
1 uses · 1 accounts / 7d
#shadow_reads
0 uses · 0 accounts / 7d

Live pulse

measured · mastodon.online (Mastodon tag timeline) · fetched 2026-09-14 19:46 UTC

Everything below is measured over the latest 40 public posts (spanning ~172 hours).

Posting hours (UTC) — busiest: 13:00

00:0012:0023:00

Languages: English (19) · Italian (1)

Avg boosts / post: 2.2

Top of the latest posts

What “shadow” means

Wiktionary · Wikipedia

shadow

  • nounA dark image projected onto a surface where light (or other radiation) is blocked by the shade of an object.
  • verbTo shade, cloud or darken.
Full entry on Wiktionary →

A shadow is a dark area on a surface where light from a light source is blocked by an object. In contrast, shade occupies the three-dimensional volume behind an object with light in front of it. The cross-section of a shadow is a two-dimensional silhouette, or a reverse projection of the object blocking the light.

“Shadow” on Wikipedia (CC BY-SA) →

#shadow across platforms

every network with a public tag surface

Follow #shadow 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.

X (Twitter) ↗Instagram ↗TikTok ↗Facebook ↗LinkedIn ↗YouTube ↗Threads ↗Bluesky ↗Mastodon ↗Reddit ↗Pinterest ↗Tumblr ↗

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/shadow