#0days

Live, measured metrics for the hashtag #0days 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 #0days

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.

$1,129.43/ year · 5-character #name
Claim #0days — $1,129.43/yr→Buy on hashtag.space (web3)
card via hashtag.org · tokens via hashtag.space
0
Uses / 7 days
Mastodon
0
Accounts / 7 days
Mastodon
40
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 40
2.4
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 2026-09-27 07:34 UTC
0
09-21
0
09-22
0
09-23
0
09-24
0
09-25
0
09-26
0
09-27

0 uses by 0 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 2026-09-27 07:34 UTC
#paywallsamplefor0days
0 uses · 0 accounts / 7d
#0DaysToOffload
0 uses · 0 accounts / 7d
#0Faces30Days
0 uses · 0 accounts / 7d
#0books20days
0 uses · 0 accounts / 7d
#36days_0
0 uses · 0 accounts / 7d
#y0days
0 uses · 0 accounts / 7d
#itw0days
0 uses · 0 accounts / 7d

Live pulse

measured · mastodon.online (Mastodon tag timeline) · fetched 2026-09-27 07:34 UTC

Everything below is measured over the latest 40 public posts (spanning ~28942 hours).

Posting hours (UTC) — busiest: 15:00

00:0012:0023:00

Languages: English (33) · French (2) · Danish (1) · Italian (1) · German (1)

Avg boosts / post: 3.6

Top of the latest posts

  • ZOMG! It's freakin Patch Tuesday again. And Microsoft has patched a staggering 167 security holes (think more people are using AI to find bugs, maybe?) tl;dr: There's something for everyone today, like an Adobe Reader 0day that's apparently

    BrianKrebs@[email protected]♥ 94↻ 1122026-04-14 21:55 UTCView post →

  • Microsoft patch 2 #0days Yesterday Patch Tuesday .. security updates from Adobe, Microsoft, Ubuntu, Cisco, SAP, IBM, HPE, Dell, Ivanti, AMD, ASUS, TP-Link, Fortinet, WatchGuard, Schneider Electric, Siemens, Kubernetes, cPanel, Qualcomm, AWS

    #cryptohagen@[email protected]♥ 0↻ 02026-09-09 06:56 UTCView post →

  • Microsoft Just Patched a Record 570 Flaws in Windows | Lifehacker https://lifehacker.com/tech/microsoft-just-patched-570-flaws-in-windows #cybersecurity #Windows #UpdateNow #0Days

    Bob Carver@[email protected]♥ 0↻ 12026-07-15 12:00 UTCView post →

What “0days” means

Wiktionary · Wikipedia

days/ˈdeɪz/

  • nounAny period of 24 hours.
  • verbTo spend a day (in a place).
Full entry on Wiktionary →

A day is the time period of a full rotation of the Earth with respect to the Sun. On average, this is 24 hours. As a day passes at a given location it experiences morning, afternoon, evening, and night. This daily cycle drives circadian rhythms in many organisms, which are vital to many life processes.

“Day” on Wikipedia (CC BY-SA) →

#0days across platforms

every network with a public tag surface

Follow #0days 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/0days