#harfbuzz
Live, measured metrics for the hashtag #harfbuzz from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #harfbuzz
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 · mas.to (Mastodon public tags API) · fetched 2026-09-28 19:58 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · mas.to (Mastodon public search API) · fetched 2026-09-28 19:58 UTCLive pulse
measured · mas.to (Mastodon tag timeline) · fetched 2026-09-28 19:58 UTCEverything below is measured over the latest 40 public posts (spanning ~16734 hours).
Posting hours (UTC) — busiest: 22:00
Languages: English (40)
Avg boosts / post: 4.6
Top of the latest posts
In June, we announced HarfRust, a fully safe port of #HarfBuzz to Rust. At that time, HarfRust was 2x to 4x slower than HarfBuzz for a variety of benchmarks, so we have been working on addressing that. Today, Chad Brokaw and I are pleased t
I started working on #LibreOffice again, two new developments: It now instances variable fonts when embedding in PDF instead of drawing the outlines as PDF vectors (using PDF Type 3 fonts), which is more efficient and allows the text to be
Evolution of #HarfBuzz shaping speed over four years, for four benchmarks. Lower is better. https://docs.google.com/spreadsheets/d/1_sxJS6zmdpI_sNz5aUdsjThk40OB1Twjvqh4UORJWQg/preview
What “harfbuzz” means
WikipediaHarfBuzz is an open-source text shaping engine written in C++. Text shaping is the process of converting a sequence of Unicode code points into the correct glyph identifiers and precise positions needed to render text on screen or in print. For scripts where characters change shape depending on their neighbours, text shaping ensures that the right glyph forms are selected and joined correctly. Without it, text renderers would display raw disconnected code points rather than readable words.
“HarfBuzz” on Wikipedia (CC BY-SA) →#harfbuzz across platforms
every network with a public tag surfaceFollow #harfbuzz 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/harfbuzz