Trendoday

memchr

Provides extremely fast (uses SIMD on x86_64, aarch64 and wasm32) routines for 1, 2 or 3 byte search and single substring search.

  • Latest version2.8.3
  • Total downloads1.7B
  • Downloads (90 days)450.9M
#15Rank now –
#15Peak rank
4Days on list
694Score · 7d
Nov 5, 2026First seen
Rank · 7 days

About memchr

Provides extremely fast (uses SIMD on x86_64, aarch64 and wasm32) routines for 1, 2 or 3 byte search and single substring search.

Latest version
2.8.3
Total downloads
1.7B
Downloads (90 days)
450.9M
Created
2015-06-11

Details from crates.io ↗.

Trending history

memchr was first seen on crates.io · Most downloaded (90 days) on Nov 5, 2026. Since then it has appeared in 13 checks on 4 different days. Its best position was #15 of 50, reached on Nov 5, 10:08 UTC. It is #15 right now, holding steady at #15 over the last 6 checks.

Rank history

Position on crates.io · Most downloaded (90 days) at every check (lower is better).

#1#17#33#50 Nov 5Nov 6Nov 6Nov 7Nov 8 Nov 5, 10:08 UTC · #15Nov 5, 16:08 UTC · #15Nov 5, 22:08 UTC · #15Nov 6, 04:08 UTC · #15Nov 6, 10:08 UTC · #15Nov 6, 16:08 UTC · #15Nov 6, 22:08 UTC · #15Nov 7, 04:08 UTC · #15Nov 7, 10:08 UTC · #15Nov 7, 16:08 UTC · #15Nov 7, 22:08 UTC · #15Nov 8, 04:08 UTC · #15Nov 8, 10:08 UTC · #15

Last 14 days

Best rank per day (UTC).

Oct 26today

Metric history

downloads as reported by crates.io.

0149483k298967k452980k Nov 5Nov 6Nov 6Nov 7Nov 8 Nov 5, 10:08 UTC · 442472kNov 5, 16:08 UTC · 444101kNov 5, 22:08 UTC · 446030kNov 6, 04:08 UTC · 445217kNov 6, 10:08 UTC · 446822kNov 6, 16:08 UTC · 448381kNov 6, 22:08 UTC · 450185kNov 7, 04:08 UTC · 449393kNov 7, 10:08 UTC · 450737kNov 7, 16:08 UTC · 451832kNov 7, 22:08 UTC · 452980kNov 8, 04:08 UTC · 449835kNov 8, 10:08 UTC · 450920k

Questions

Is memchr trending on crates.io Top Crates right now?

Yes. As of Nov 8, 10:08 UTC it is #15, holding steady at #15 over the last 6 checks.

What is the highest rank memchr reached?

#15 on crates.io · Most downloaded (90 days), on Nov 5, 10:08 UTC. Trendoday checks this list every 360 minutes.

How long has memchr been trending?

It was first seen on Nov 5, 2026 and has been on the list on 4 days (13 checks) since.