Rust crate owner · data Oct 24, 2026
ctz: Rust crates and real downloads
Every crate ctz can publish on crates.io, among the top 1000. ctz on GitHub · on crates.io
Short answerJoe Birr-Pixton (crates.io ctz) owns 8 of the 1000 most-downloaded Rust crates. Together they get about 13,951,064 real downloads a day on quiet days (release-day spikes removed), rank #24 of the 492 owners we track. The biggest is rustls at 2,763,314 a day with 5,286 crates depending on it. 6 shipped a release in the last 90 days; 0 are gaining on the field and 2 losing ground.
Their crates, by real downloads
| Crate | Real downloads a day | Dependents | Trend vs field | Last release | crates.io rank |
|---|---|---|---|---|---|
| rustls Widely used | 2,763,314 | 5,286 | -5% | 10d | #77 |
| rustls-webpki Established | 2,654,129 | 240 | -1% | 4d | #108 |
| webpki-roots Widely used | 2,501,256 | 1,459 | -5% | 1d | #121 |
| hyper-rustls Widely used | 2,186,398 | 1,334 | +2% | 34d | #160 |
| rustls-native-certs Established | 1,774,553 | 761 | -2% | 11d | #221 |
| rustls-pemfile Widely used | 945,078 | 1,378 | -12% | 2.1y | #253 |
| webpki-root-certs Pulled in | 651,953 | 85 | -3% | 1d | #818 |
| sct Pulled in | 474,383 | 7 | -19% | 3.0y | #381 |
Mostly in: Cryptography (5), Network programming (4), No standard library (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: 7 top crates, about 13,416,785 real downloads a day.jhprattRead it next →Also worth your time