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swc_ecma_codegen

v28.0.2 Stable

Ecmascript code generator for the swc project.

Apache-2.0 Edition 2021

Quick Verdict

  • โœ“Actively maintained (updated 25d ago)
  • โœ“Stable API (28.x for 7+ years)
  • โœ“Massive adoption (16.2K crates depend on it)
  • !Heavy dependency tree (25 direct deps)
  • โœ“Permissive license (Apache-2.0)

Security

Checking security advisories...
Downloads
9.8M
Dependents
16.2K
Releases
623
Size
64KB

Deep Insights

๐Ÿ“Š
Stable downloads

654.6K downloads in the last 30 days (21.8K/day). Volume is roughly flat compared to the previous period.

๐Ÿ›๏ธ
Foundational crate

16.2K crates depend on swc_ecma_codegen โ€” it's part of the Rust ecosystem's core infrastructure. Removing it from your dependency tree would be extremely difficult.

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Prolific maintainer

The primary maintainer publishes 226 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.

โœ…
Stable for 7+ years

The API has been stable (1.x) for over 7 years with 623 releases. This level of maturity means you can depend on it without worrying about breaking changes.

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Heavy dependency tree

25 direct dependencies. Consider the impact on compile times and supply chain complexity.

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Used by top crates

Notable dependents include swc_ecma_transforms_base, swc_ecma_transforms_react, swc_ecma_transforms_typescript, swc_core, deno_ast. When high-quality crates choose swc_ecma_codegen, it's a strong quality signal.

Health Breakdown

Maintenance 17/25

Recency, release consistency, active ratio

Quality 16/25

Yanked ratio, deps, size, maturity, features

Community 12/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 13/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
20K/day avg-42%
010K20K30K40K4/265/146/16/197/77/24

Top Dependents

Version Adoption

v23.0.0
35%
v26.0.1
22%
v24.0.0
20%
v28.0.2
12%
v26.0.2
11%

Release Timeline

10 releases1 yankedsince 2026
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Feature Flags

serde-impl

README

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Maintainers

Dependencies
25
direct dependencies
Dependents
16.2K
crates depend on swc_ecma_codegen