Rust crate owner · data Oct 24, 2026
Byron: Rust crates and real downloads
Every crate Byron can publish on crates.io, among the top 1000. Byron on GitHub · on crates.io
Short answerSebastian Thiel (crates.io Byron) owns 2 of the 1000 most-downloaded Rust crates. Together they get about 2,583,470 real downloads a day on quiet days (release-day spikes removed), rank #128 of the 492 owners we track. The biggest is flate2 at 2,127,583 a day with 7,758 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 |
|---|---|---|---|---|---|
| flate2 Widely used | 2,127,583 | 7,758 | +4% | 57d | #144 |
| libz-sys Established | 455,887 | 144 | -8% | 12d | #506 |
Mostly in: Compression (2), API bindings (1), External FFI bindings (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.
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