#cs50

Live, measured metrics for the hashtag #cs50 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 #cs50

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.

$2,449.80/ year · 4-character #name
Claim #cs50 — $2,449.80/yr→
Annual, renews each year
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one-timepay once, yours for life
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
0.1
Avg reactions / post
Mastodon · last 40

Day-by-day usage

measured · fosstodon.org (Mastodon public tags API) · fetched 2026-07-27 14:47 UTC
0
07-21
0
07-22
0
07-23
0
07-24
0
07-25
0
07-26
0
07-27

0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.

Related hashtags

measured · fosstodon.org (Mastodon public search API) · fetched 2026-07-27 14:47 UTC
#cs50sql
0 uses · 0 accounts / 7d
#cs50cs
0 uses · 0 accounts / 7d
#cs50puzzleday
0 uses · 0 accounts / 7d
#cs50ai
0 uses · 0 accounts / 7d
#cs50t
0 uses · 0 accounts / 7d
#contest50cs
0 uses · 0 accounts / 7d
#cs50l
0 uses · 0 accounts / 7d
#cs50g
0 uses · 0 accounts / 7d
#cs50r
0 uses · 0 accounts / 7d
#cs50progress
0 uses · 0 accounts / 7d
#cs50w
0 uses · 0 accounts / 7d
#cs50cancelled
0 uses · 0 accounts / 7d

Live pulse

measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-07-27 14:47 UTC

Everything below is measured over the latest 40 public posts (spanning ~16810 hours).

Posting hours (UTC) — busiest: 18:00

00:0012:0023:00

Languages: English (38) · French (2)

Avg boosts / post: 0.4

Top of the latest posts

  • 'Scuse the mess. I've got CS50 notes and LoFi Girl music mirrored on the TV, writing in org Roam in Spacemacs on my Linux Framework12 and a pomo going. What other geek nonsense am I missing? 🤣 #CS50 #OrgRoam #Emacs #Spacemacs #programming

    dodothedev🦤💻@[email protected]♥ 1↻ 02025-09-30 19:01 UTCView post →

  • I've finished the first set of problems in Harvard's #CS50 Intro to #Python, and set up a schedule to finish the course by the end of summer. They offer another one on Python & Javascript, which rounds out the full stack with Django and SQL

    Sarah Brown@[email protected]♥ 1↻ 12025-05-20 15:15 UTCView post →

  • just spent a half hour doing web searches for “green fruit” for puzzle day 2026 #cs50

    patatas@[email protected]♥ 0↻ 02026-04-03 19:25 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/cs50