Package · crates.io

syn

crates.io · v3.0.9 · MIT OR Apache-2.0

Parser for Rust source code

Install

cargo add syn

Adoption

Downloads (90 days)
766M
Observeddownloads / 90 days
Popularity
Top 1% on crates.io
Derived100th percentile within crates.io
Dependents
18.8K
Observedpackages that depend on it
All-time downloads
2.8B
Observedsince first publish
Maintenance
0.93
DerivedRelease cadence and recency, 0 to 1
Releases per year
36
362 versions over its life

Growth by period

Derived by Crest of Tech from two observations of crates.io’s own figure, a period apart. Nothing is stored or estimated: without an observation near the period’s start, the period is still collecting.

7 days
Collectinghistory
Collecting
30 days
Collectinghistory
Collecting
90 days
Collectinghistory
Collecting
1 year
Collectinghistory
Collecting

Adoption history

Adoption historydownloads / 90 days

Observations in this range began OCT 5, 2026. The chart appears after 7 observations; 2 so far. Collecting history.

Table of observations (13)
Daydownloads / 90 daysDependents
OCT 24, 2026765,995,49618,847
OCT 5, 2026664,399,57218,323
OCT 4, 2026Not observedNot observed
OCT 3, 2026Not observedNot observed
OCT 2, 2026Not observedNot observed
OCT 1, 2026Not observedNot observed
SEP 30, 2026Not observedNot observed
SEP 29, 2026Not observedNot observed
SEP 28, 2026Not observedNot observed
SEP 27, 2026Not observedNot observed
SEP 26, 2026Not observedNot observed
SEP 25, 2026Not observedNot observed
SEP 24, 2026Not observedNot observed

Facts from the registry

Latest version
v3.0.9
362 versions
First published
SEP 7, 2016
Last release
OCT 12, 2026
12d ago
Licence
MIT OR Apache-2.0

Repository

In the Crest catalog

dtolnay/syn

Parser for Rust source code

Stars
3.4K
Forks
378
Language
Rust
Last push
25d ago
Last release
37d ago

Linked by the package’s own registry metadata.GitHub (opens in a new tab)

Dependencies latest version · v3.0.9

Runtime 2

  • proc-macro2^1.0.91
  • unicode-ident^1

Optional 1

  • quote^1.0.35

Related news

No published news event mentions this package or its repository yet.