rustio rustio.net
72

swc_core

v59.0.1 Stable

TBD

Apache-2.0 Edition 2021

Quick Verdict

  • โœ“Actively maintained (updated 6d ago)
  • โœ“Stable API (59.x for 3+ years)
  • โœ“Massive adoption (2.7K crates depend on it)
  • !Heavy dependency tree (51 direct deps)
  • โœ“Permissive license (Apache-2.0)

Security

Checking security advisories...
Downloads
4.6M
Dependents
2.7K
Releases
1421
Size
51KB

Deep Insights

๐Ÿ“ˆ
Strong growth momentum

243.5K downloads in the last 30 days (8.1K/day), up 36% from the previous period.

๐Ÿ”—
Widely adopted

2.7K crates depend on swc_core. Strong ecosystem adoption means battle-tested code and long-term stability.

๐Ÿ‘ค
Prolific maintainer

The primary maintainer publishes 215 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.

โœ…
Stable for 3+ years

The API has been stable (1.x) for over 3 years with 1421 releases. This level of maturity means you can depend on it without worrying about breaking changes.

๐Ÿ“ฆ
Heavy dependency tree

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

๐ŸŒŸ
Used by top crates

Notable dependents include markdown, mdxjs, swc_cli_impl, swc_plugin_styled_components, swc_plugin_import. When high-quality crates choose swc_core, it's a strong quality signal.

Health Breakdown

Maintenance 20/25

Recency, release consistency, active ratio

Quality 19/25

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
6K/day avg+119%
05K10K12/291/162/32/213/113/28

Top Dependents

Version Adoption

v0.90.10
39%
v0.106.4
34%
v54.0.0
10%
v45.0.2
9%
v49.0.0
8%

Release Timeline

1421 releasessince 2022
J
F
M
A
M
J
J
A
S
O
N
D
2022
453
2023
559
2024
195
2025
203
2026
11
Less
More

Feature Flags

base__css__base__ecmacommon__utils__visitbundlercss_astnightlystackertesting__common__parserecma_ast__bundlerbase_flowbase_nodecss_utilscss_visitcommon_ttycss_compatcss_parserecma_lintsecma_quoteecma_utilsecma_visittypescriptbase_modulecss_codegencss_modulesecma_loaderecma_parsertrace_macro__ecma_lintscss_minifiercss_prefixerecma_codegen__ecma_loadercss_ast_serdeecma_minifierallocator_nodecss_visit_pathecma_ast_serdeparallel_chiliparallel_rayonbase_concurrentbundler_node_v1bundler_node_v2ecma_ast_shrinkecma_loader_lruecma_loader_tscecma_preset_envecma_transformsecma_visit_path__binding_macroscommon_sourcemapecma_loader_nodeecma_visit_serdetransform_common__ecma_transformscommon_concurrenttesting_transformbinding_macro_wasmbundler_concurrent__testing_transformecma_helpers_inlineecma_preset_env_es3ecma_react_compilerecma_transforms_es3ecma_usage_analyzerbinding_macro_nativeecma_parser_unstableecma_plugin_transformecma_transforms_reactplugin_backend_wasmerecma_parser_typescriptecma_transforms_compatecma_transforms_module__ecma_plugin_transform__plugin_transform_hostcommon_plugin_transformecma_loader_parking_lotecma_minifier_concurrentecma_transforms_proposalplugin_transform_host_js__common_plugin_transform__plugin_transform_env_jsecma_transforms_typescript__plugin_transform_schema_v1ecma_transforms_optimizationplugin_transform_host_native__plugin_transform_env_native__plugin_transform_schema_test__plugin_transform_schema_vtest__plugin_transform_host_schema_v1__plugin_transform_host_schema_vtestplugin_transform_host_native_shared_runtimeplugin_transform_host_native_filesystem_cache

README

Loading README...

Maintainers

Dependencies
51
direct dependencies
Dependents
2.7K
crates depend on swc_core