#letter

Live, measured metrics for the hashtag #letter 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 #letter

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 #letter — $520.70/yr→Buy on hashtag.space (web3)
card via hashtag.org · tokens via hashtag.space
5
Uses / 7 days
Mastodon
5
Accounts / 7 days
Mastodon
40
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 40
0.5
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 2026-10-21 06:15 UTC
1
10-15
2
10-16
1
10-17
0
10-18
0
10-19
1
10-20
0
10-21

5 uses by 5 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 2026-10-21 06:15 UTC
#Letterboxd
59 uses · 46 accounts / 7d
#LetterboxdFriday
33 uses · 32 accounts / 7d
#letterT
0 uses · 0 accounts / 7d
#letters
4 uses · 4 accounts / 7d
#lettering
3 uses · 3 accounts / 7d
#letter2ayuta
0 uses · 0 accounts / 7d
#letteratura
5 uses · 5 accounts / 7d
#letterlocking
1 uses · 1 accounts / 7d
#lettersfromanamerican
4 uses · 4 accounts / 7d
#lettera22
1 uses · 1 accounts / 7d
#letterbox
1 uses · 1 accounts / 7d
#letterpress
2 uses · 2 accounts / 7d

Live pulse

measured · mastodon.online (Mastodon tag timeline) · fetched 2026-10-21 06:15 UTC

Everything below is measured over the latest 40 public posts (spanning ~840 hours).

Posting hours (UTC) — busiest: 05:00

00:0012:0023:00

Languages: English (32) · Dutch (5) · Italian (1) · German (1)

Avg boosts / post: 1.2

Top of the latest posts

  • Crow to the Rescue (Part 1) FanFic #TheWindInTheWillows Starring #Airisu #Wss366 Letter #HangeulDay ( #한글날) — Korean Alphabet Day #TimeTravelAuthors 10/11 Most cynical character #DailyHaikuPrompt #Fire #Stems “Hm, I see,” the Badger said, s

    NaraMoore ⛩️👻八尺様👻⛩️ at Fedi@[email protected]♥ 11↻ 12026-10-09 12:32 UTCView post →

  • Without further ado, Momma permitted the insolence framed in hot summer rains to rout the roots of the coming harvest. Someone beside her would enjoy that bitter crop. There should be joy on both worlds. She opened the #letter without refle

    tobadzistsini@[email protected]♥ 2↻ 02026-10-09 22:12 UTCView post →

  • Letter A, silkscreen print #screenprint #silkscreen #art #type #letter #dropcap

    Jen Lee@[email protected]♥ 2↻ 52026-09-17 05:52 UTCView post →

What “letter” means

Wiktionary

letter/-ɾə(ɹ)/

  • nounA symbol in an alphabet.
  • verbTo print, inscribe, or paint letters on something.
Full entry on Wiktionary →

#letter across platforms

every network with a public tag surface

Follow #letter 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/letter