Rust crate owner · data Oct 24, 2026
pczarn: Rust crates and real downloads
Every crate pczarn can publish on crates.io, among the top 1000. pczarn on GitHub · on crates.io
Short answerPeter Blackson (crates.io pczarn) owns 4 of the 1000 most-downloaded Rust crates. Together they get about 4,055,685 real downloads a day on quiet days (release-day spikes removed), rank #71 of the 492 owners we track. The biggest is bit-vec at 1,706,297 a day with 299 crates depending on it. 0 shipped a release in the last 90 days; 1 are gaining on the field and 1 losing ground.
Their crates, by real downloads
| Crate | Real downloads a day | Dependents | Trend vs field | Last release | crates.io rank |
|---|---|---|---|---|---|
| bit-vec Established | 1,706,297 | 299 | +14% | 3mo | #283 |
| bit-set Established | 1,499,523 | 168 | +10% | 3mo | #302 |
| linked-hash-map Established | 716,911 | 299 | -25% | 4.3y | #396 |
| lru-cache Pulled in | 132,954 | 83 | -1% | 7.6y | #930 |
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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: 1 top crates, about 4,034,112 real downloads a day.ThomasdezeeuwRead it next →Also worth your time