Rust crate owner · data Oct 24, 2026
vorner: Rust crates and real downloads
Every crate vorner can publish on crates.io, among the top 1000. vorner on GitHub · on crates.io
Short answerMichal 'vorner' Vaner (crates.io vorner) owns 6 of the 1000 most-downloaded Rust crates. Together they get about 8,998,103 real downloads a day on quiet days (release-day spikes removed), rank #36 of the 492 owners we track. The biggest is once_cell at 3,785,180 a day with 8,656 crates depending on it. 2 shipped a release in the last 90 days; 0 are gaining on the field and 0 losing ground.
Their crates, by real downloads
| Crate | Real downloads a day | Dependents | Trend vs field | Last release | crates.io rank |
|---|---|---|---|---|---|
| once_cell Widely used | 3,785,180 | 8,656 | -3% | 7mo | #27 |
| signal-hook-registry Pulled in | 2,401,296 | 32 | -4% | 10mo | #130 |
| arc-swap Widely used | 1,156,989 | 2,131 | -4% | 6d | #353 |
| signal-hook Widely used | 704,970 | 1,218 | +0% | 20d | #468 |
| bytes-utils Pulled in | 540,925 | 24 | +6% | 2.9y | #690 |
| signal-hook-mio Pulled in | 408,743 | 18 | +6% | 10mo | #782 |
Mostly in: Memory management (2), Data structures (2), Rust patterns (1).
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How we count
Owners: crates.io owners API (users only; teams are not listed), fetched Oct 24, 2026. Real downloads a day = the median day with no release that day or the day before, per crate, summed. Trend = last 30 days against the first 30, read against the median tracked crate. Method: our crates.io study.
Up next
The next owner by real downloads: 3 top crates, about 8,831,590 real downloads a day.faernRead it next →Also worth your time