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expander

v2.2.1 Growing

Expands proc macro output to a file, to enable easier debugging

MIT OR Apache-2.0 Edition 2021 MSRV 1.65

Quick Verdict

  • Not updated for 1+ year
  • Stable API (2.x for 4+ years)
  • Trusted by 142 crates
  • Team maintained (2 owners)
  • Permissive license (MIT OR Apache-2.0)

Security

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Downloads
9.2M
Dependents
142
Releases
12
Size
8KB

Deep Insights

📈
Strong growth momentum

329.7K downloads in the last 30 days (11.0K/day), up 22% from the previous period.

🔗
Moderate adoption

142 crates depend on expander. Reasonable ecosystem adoption, though not yet a core dependency.

👤
Prolific maintainer

The primary maintainer publishes 81 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.

Stable for 4+ years

The API has been stable (1.x) for over 4 years with 12 releases. This level of maturity means you can depend on it without worrying about breaking changes.

📐
Compact crate

At 8KB, expander is lightweight. Small crate size correlates with focused, well-scoped functionality.

🌟
Used by top crates

Notable dependents include fatality-proc-macro, orchestra-proc-macro, sp-runtime-interface-proc-macro, sp-api-proc-macro, frame-support-procedural. When high-quality crates choose expander, it's a strong quality signal.

Health Breakdown

Maintenance 4/25

Recency, release consistency, active ratio

Quality 17/25

Yanked ratio, deps, size, maturity, features

Community 12/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 12/15

Docs, repo, license, metadata

Download Trend

Daily downloads · last 90 days
9K/day avg+57%
05K10K15K20K12/291/162/32/213/113/28

Top Dependents

Version Adoption

v2.2.1
46%
v2.0.0
22%
v0.0.4
19%
v0.0.6
9%
v1.0.0
5%

Release Timeline

12 releases1 yankedsince 2022
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2025
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Feature Flags

default =["syndicate", "pretty"]

pretty*syndicate*

README

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Maintainers

Dependencies
8
direct dependencies
Dependents
142
crates depend on expander