#letterbox
Live, measured metrics for the hashtag #letterbox from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #letterbox
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 · fosstodon.org (Mastodon public tags API) · fetched 2026-09-10 17:46 UTC2 uses by 2 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 2026-09-10 17:46 UTCLive pulse
measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-09-10 17:46 UTCEverything below is measured over the latest 40 public posts (spanning ~12882 hours).
Posting hours (UTC) — busiest: 06:00
Languages: Dutch (19) · English (7) · French (2) · German (2)
Avg boosts / post: 1.2
Top of the latest posts
Bills & Buns. All Pane, no Spam. #snailmail #letterbox #rusty #silentsunday #italy #italia #inbox
Respect to whoever went the extra mile to make this Minion letterbox. I stopped to photograph it at the entrance to a rural driveway in Lyttelton Harbour. I like how yellow reflectors have been added to it can be seen by car traffic. Some s
Snail Mail. #letterbox #snailmail #yellow #turquoise #iledeoleron #streetphotography #visitfrance
What “letterbox” means
Wiktionary · Wikipedialetterbox
- nounA collection point for mail intended for onward delivery, a secure box or receptacle for this purpose.
- verbTo transfer a widescreen motion picture to home video formats while preserving the original aspect ratio, with the placing of black bars above and below the picture area.
A letter box, letterbox, letter plate, letter hole, mail slot or mailbox is a receptacle for receiving incoming mail at a private residence or business. For outgoing mail, post boxes are often used for depositing the mail for collection, although some letter boxes are also capable of holding outgoing mail for a carrier to pick up. Letterboxes or mailboxes use the following primary designs:A slot in a wall or door through which mail is delivered A box attached directly to the building A box mou
“Letter box” on Wikipedia (CC BY-SA) →#letterbox across platforms
every network with a public tag surfaceFollow #letterbox 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/letterbox