Rust crate owner · data Oct 24, 2026
oconnor663: Rust crates and real downloads
Every crate oconnor663 can publish on crates.io, among the top 1000. oconnor663 on GitHub · on crates.io
Short answerJack O'Connor (crates.io oconnor663) owns 2 of the 1000 most-downloaded Rust crates. Together they get about 911,622 real downloads a day on quiet days (release-day spikes removed), rank #263 of the 492 owners we track. The biggest is blake3 at 617,260 a day with 4,136 crates depending on it. 1 shipped a release in the last 90 days; 1 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 |
|---|---|---|---|---|---|
| blake3 Widely used | 617,260 | 4,136 | +5% | 2mo | #566 |
| os_pipe Established | 294,362 | 144 | +11% | 12mo | #862 |
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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: 2 top crates, about 903,420 real downloads a day.est31Read it next →Also worth your time