Rust crate owner · data Oct 24, 2026
sfackler: Rust crates and real downloads
Every crate sfackler can publish on crates.io, among the top 1000. sfackler on GitHub · on crates.io
Short answerSteven Fackler (crates.io sfackler) owns 21 of the 1000 most-downloaded Rust crates. Together they get about 27,518,179 real downloads a day on quiet days (release-day spikes removed), rank #15 of the 492 owners we track. The biggest is socket2 at 4,034,112 a day with 1,539 crates depending on it. 3 shipped a release in the last 90 days; 3 are gaining on the field and 5 losing ground.
Their crates, by real downloads
| Crate | Real downloads a day | Dependents | Trend vs field | Last release | crates.io rank |
|---|---|---|---|---|---|
| socket2 Widely used | 4,034,112 | 1,539 | -10% | 3mo | #31 |
| log Foundational | 3,895,505 | 31,897 | -3% | 2mo | #28 |
| phf_shared Pulled in | 2,238,189 | 31 | +10% | 4mo | #177 |
| phf Widely used | 2,170,809 | 1,219 | +11% | 4mo | #209 |
| phf_generator Pulled in | 1,586,306 | 11 | +7% | 4mo | #280 |
| foreign-types-shared Pulled in | 1,105,608 | 42 | -6% | 4.6y | #297 |
| foreign-types Established | 1,105,026 | 171 | -6% | 7.0y | #296 |
| phf_macros Pulled in | 1,103,308 | 31 | +10% | 4mo | #411 |
| phf_codegen Established | 1,094,890 | 206 | +7% | 4mo | #378 |
| env_logger Foundational | 1,046,756 | 12,204 | -9% | 4mo | #240 |
| openssl-sys Established | 1,032,002 | 321 | -12% | 4mo | #293 |
| fallible-iterator Established | 961,141 | 161 | +12% | 3.4y | #414 |
| openssl Widely used | 945,534 | 1,868 | -13% | 4mo | #317 |
| jni-sys Pulled in | 929,124 | 37 | +2% | 7mo | #546 |
| schannel Pulled in | 901,416 | 34 | -2% | 8d | #387 |
| openssl-macros Pulled in | 842,116 | 12 | -10% | 3.6y | #375 |
| stringprep Pulled in | 768,930 | 55 | +8% | 2.4y | #508 |
| native-tls Established | 764,866 | 853 | -10% | 8mo | #363 |
| fallible-streaming-iterator Pulled in | 555,411 | 51 | +25% | 8.5y | #720 |
| openssl-src Pulled in | 281,220 | 16 | -2% | 23d | #860 |
| tokio-io-timeout Pulled in | 155,910 | 9 | -22% | 15mo | #775 |
Mostly in: Data structures (5), Cryptography (3), API bindings (2), Network programming (2), Debugging (2).
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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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