https://github.com/bytecodealliance/jco

Score: 28.847103923744843

Last synced: 1 day ago
JSON representation

Repository metadata:

JavaScript toolchain for working with WebAssembly Components

Host: GitHub
URL: https://github.com/bytecodealliance/jco
Owner: bytecodealliance
License: apache-2.0
Created: 2022-12-09T20:51:46.000Z (almost 4 years ago)
Default Branch: main
Last Pushed: 2026-10-26T13:52:18.000Z (7 days ago)
Last Synced: 2026-10-27T10:20:30.589Z (7 days ago)
Language: TypeScript
Homepage: https://bytecodealliance.github.io/jco/
Size: 408 MB
Stars: 1,015
Watchers: 9
Forks: 143
Open Issues: 11
Metadata Files:
- Readme: README.md
- License: LICENSE
- Code of conduct: CODE_OF_CONDUCT.md
- Codeowners: CODEOWNERS

Owner metadata:

Name: Bytecode Alliance
Login: bytecodealliance
Email: hello@bytecodealliance.org
Kind: organization
Description:
Website: https://bytecodealliance.org
Location:
Twitter: bytecodeallies
Company:
Icon url: https://avatars.githubusercontent.com/u/54038801?v=4
Repositories: 104
Last Synced at: 2026-10-28T00:27:38.672Z
Profile URL: https://github.com/bytecodealliance

GitHub Events

Total

Create event: 759
Delete event: 751
Fork event: 25
Issue comment event: 518
Issues event: 157
Member event: 2
Pull request event: 976
Pull request review comment event: 290
Pull request review event: 369
Push event: 654
Release event: 43
Watch event: 204
Total: 4748

Last Year

Create event: 398
Delete event: 410
Fork event: 5
Issue comment event: 93
Issues event: 32
Pull request event: 363
Pull request review comment event: 16
Pull request review event: 67
Push event: 278
Release event: 10
Watch event: 27
Total: 1699

Committers metadata

Last synced: 2 days ago

Total Commits: 3,678
Total Committers: 90
Avg Commits per committer: 40.867
Development Distribution Score (DDS): 0.279

Commits in past year: 2,778
Committers in past year: 43
Avg Commits per committer in past year: 64.605
Development Distribution Score (DDS) in past year: 0.138

Name	Email	Commits
Victor Adossi	v**i@c**m	2650
Guy Bedford	g**d@f**m	342
dependabot[bot]	4****]	303
Tomasz Andrzejak	a**d@g**m	82
Eduardo Rodrigues	1****r	39
Alex Crichton	a**x@a**m	32
Lann Martin	l**n@a**m	27
jco-release-bot	v**t@c**m	25
Yosh	g**b@y**s	15
Wassim Chegham	g**b@w**v	10
Yuta Saito	k**n@g**m	8
Sy Brand	s**d@f**m	8
Alexander Shishenko	a**x@s**m	5
Landon James	l**j@a**m	5
Bailey Hayes	b**y@c**m	5
Markus Gritsch	g**3@g**m	5
Ivan Enderlin	i**n@m**o	4
Joel Dice	j**e@f**m	4
Mendy Berger	1****r	4
Pat Hickey	p**t@m**g	4
Catherine	w**k@w**g	3
Calvin Prewitt	c**n@J**m	3
Dan Gohman	d**v@s**e	3
Liam Murphy	l**2@g**m	3
William Ondenge	o**w@g**m	3
Yann	y**n@b**o	3
BrianJDrake	1****e	3
kajacx	k**x@g**m	3
Omar Tawfik	1****k	2
O6lvl4	m**a@p**m	2
and 60 more...

Issue and Pull Request metadata

Last synced: 2 days ago

Total issues: 307
Total pull requests: 1,474
Average time to close issues: 4 months
Average time to close pull requests: 2 days
Total issue authors: 103
Total pull request authors: 72
Average comments per issue: 2.25
Average comments per pull request: 0.57
Merged pull request: 1,185
Bot issues: 0
Bot pull requests: 222

Past year issues: 38
Past year pull requests: 482
Past year average time to close issues: 13 days
Past year average time to close pull requests: about 14 hours
Past year issue authors: 20
Past year pull request authors: 27
Past year average comments per issue: 2.11
Past year average comments per pull request: 0.62
Past year merged pull request: 415
Past year bot issues: 0
Past year bot pull requests: 71

More stats: https://issues.ecosyste.ms/repositories/lookup?url=https://github.com/bytecodealliance/jco

Top Issue Authors

guybedford (50)
vados-cosmonic (22)
yoshuawuyts (22)
gurkerl83 (10)
whitequark (8)
BrianJDrake (7)
jcbhmr (7)
peter-jerry-ye (6)
landonxjames (6)
mschuwalow (6)
alexcrichton (5)
DougAnderson444 (5)
pchickey (5)
kateinoigakukun (4)
lucasavila00 (4)

Top Pull Request Authors

vados-cosmonic (522)
guybedford (291)
dependabot[bot] (218)
jco-release-bot (184)
andreiltd (35)
eduardomourar (21)
kateinoigakukun (17)
yoshuawuyts (15)
manekinekko (10)
calvinrp (10)
lann (9)
dicej (7)
landonxjames (5)
Hywan (5)
MendyBerger (4)

Top Issue Labels

enhancement (64)
bug (49)
project/js-component-bindgen (22)
wasi-preview2 (18)
target-nodejs (11)
dx (9)
target-web (9)
TypeScript (8)
project/jco (7)
documentation (7)
tests (6)
upstream/componentize-js (6)
project/jco-transpile (4)
question (4)
good first issue (4)
generated-types (3)
platform/nodejs (3)
examples (3)
platform/browser (2)
upstream/wasi-http (2)
automation (2)
project/preview2-shim (2)
cm-async (2)
wasi-preview3 (2)
target-deno (2)
help wanted (1)
standards/wintertc (1)
breaking-changes (1)
priority: low (1)
project/preview3-shim (1)

Top Pull Request Labels

dependencies (218)
release-pr (192)
github_actions (165)
javascript (39)
rust (14)
wasi-preview2 (3)
priority: high (2)
documentation (2)
enhancement (2)
bug (2)
target-nodejs (1)
.Team/AdminWebapp (1)
no-backport (1)
Skip Changelog (1)
help wanted (1)
pkg:SDK (1)

Package metadata

Total packages: 20
Total downloads:
- npm: 36,452,315 last-month
- cargo: 85,944 total
Total dependent packages: 7 (may contain duplicates)
Total dependent repositories: 9 (may contain duplicates)
Total versions: 432
Total maintainers: 12

proxy.golang.org: github.com/bytecodealliance/jco

Homepage:
Status: removed
Documentation: https://pkg.go.dev/github.com/bytecodealliance/jco#section-documentation
Licenses: apache-2.0
Latest release: v0.0.0-20260811061000-382571d1db6e (published 3 months ago)
Last Synced: 2026-10-31T17:05:02.903Z (2 days ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent packages count: 4.494%
- Average: 4.645%
- Dependent repos count: 4.796%

npmjs.org: @bytecodealliance/jco

JavaScript tooling for working with WebAssembly Components

Homepage: https://github.com/bytecodealliance/jco#readme
Licenses: (Apache-2.0 WITH LLVM-exception)
Latest release: 1.40.0 (published 5 days ago)
Last Synced: 2026-10-31T17:05:06.471Z (2 days ago)
Versions: 140
Dependent Packages: 2
Dependent Repositories: 4
Downloads: 2,004,331 Last month
Rankings:
- Downloads: 1.537%
- Stargazers count: 4.008%
- Average: 5.022%
- Forks count: 5.071%
- Dependent repos count: 5.788%
- Dependent packages count: 8.709%
Maintainers (4)

npmjs.org: @bytecodealliance/preview2-shim

WASI Preview2 shim for JS environments

Homepage: https://github.com/bytecodealliance/jco#readme
Licenses: (Apache-2.0 WITH LLVM-exception)
Latest release: 0.31.0 (published 6 days ago)
Last Synced: 2026-10-31T17:11:55.748Z (2 days ago)
Versions: 64
Dependent Packages: 2
Dependent Repositories: 4
Downloads: 23,033,838 Last month
Rankings:
- Downloads: 1.616%
- Stargazers count: 4.008%
- Forks count: 5.071%
- Dependent repos count: 5.788%
- Average: 7.51%
- Dependent packages count: 21.068%
Maintainers (4)

npmjs.org: @bytecodealliance/preview3-shim

WASI Preview3 shim for JS environments

Homepage: https://github.com/bytecodealliance/jco/blob/main/packages/preview3-shim/#readme
Licenses: (Apache-2.0 WITH LLVM-exception)
Latest release: 0.13.0 (published 2 days ago)
Last Synced: 2026-10-31T12:45:48.482Z (2 days ago)
Versions: 22
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 4,580,684 Last month
Rankings:
- Downloads: 0.195%
- Average: 17.366%
- Dependent repos count: 21.262%
- Dependent packages count: 30.642%
Maintainers (4)

npmjs.org: @bytecodealliance/jco-node-fs-linux-x64-gnu

Native Node.js filesystem helpers for Jco

Homepage: https://github.com/bytecodealliance/jco#readme
Licenses: (Apache-2.0 WITH LLVM-exception)
Latest release: 0.3.2 (published about 2 months ago)
Last Synced: 2026-10-31T17:14:54.298Z (2 days ago)
Versions: 2
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 1,276,050 Last month
Rankings:
- Downloads: 1.31%
- Average: 17.41%
- Dependent repos count: 20.857%
- Dependent packages count: 30.062%
Maintainers (4)

npmjs.org: @bytecodealliance/jco-node-fs-linux-x64-musl

Native Node.js filesystem helpers for Jco

Homepage: https://github.com/bytecodealliance/jco#readme
Licenses: (Apache-2.0 WITH LLVM-exception)
Latest release: 0.3.2 (published about 2 months ago)
Last Synced: 2026-10-31T17:05:59.281Z (2 days ago)
Versions: 2
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 566,922 Last month
Rankings:
- Downloads: 2.737%
- Average: 17.885%
- Dependent repos count: 20.857%
- Dependent packages count: 30.062%
Maintainers (4)

npmjs.org: @bytecodealliance/jco-node-fs-darwin-arm64

Native Node.js filesystem helpers for Jco

Homepage: https://github.com/bytecodealliance/jco#readme
Licenses: (Apache-2.0 WITH LLVM-exception)
Latest release: 0.3.2 (published about 2 months ago)
Last Synced: 2026-10-31T17:05:09.041Z (2 days ago)
Versions: 3
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 53,668 Last month
Rankings:
- Downloads: 3.131%
- Average: 18.017%
- Dependent repos count: 20.857%
- Dependent packages count: 30.062%
Maintainers (4)

npmjs.org: @bytecodealliance/jco-node-fs-linux-arm64-gnu

Native Node.js filesystem helpers for Jco

Homepage: https://github.com/bytecodealliance/jco#readme
Licenses: (Apache-2.0 WITH LLVM-exception)
Latest release: 0.3.2 (published about 2 months ago)
Last Synced: 2026-10-31T17:07:50.563Z (2 days ago)
Versions: 2
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 75,628 Last month
Rankings:
- Downloads: 3.632%
- Average: 18.184%
- Dependent repos count: 20.857%
- Dependent packages count: 30.062%
Maintainers (4)

npmjs.org: @bytecodealliance/jco-node-fs-win32-x64-msvc

Native Node.js filesystem helpers for Jco

Homepage: https://github.com/bytecodealliance/jco#readme
Licenses: (Apache-2.0 WITH LLVM-exception)
Latest release: 0.3.2 (published about 2 months ago)
Last Synced: 2026-10-31T17:07:59.137Z (2 days ago)
Versions: 2
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 28,528 Last month
Rankings:
- Downloads: 4.597%
- Average: 18.505%
- Dependent repos count: 20.857%
- Dependent packages count: 30.062%
Maintainers (4)

npmjs.org: @bytecodealliance/jco-node-fs-linux-arm64-musl

Native Node.js filesystem helpers for Jco

Homepage: https://github.com/bytecodealliance/jco#readme
Licenses: (Apache-2.0 WITH LLVM-exception)
Latest release: 0.3.2 (published about 2 months ago)
Last Synced: 2026-10-31T17:05:39.478Z (2 days ago)
Versions: 2
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 40,719 Last month
Rankings:
- Downloads: 5.394%
- Average: 18.771%
- Dependent repos count: 20.857%
- Dependent packages count: 30.062%
Maintainers (4)

npmjs.org: @bytecodealliance/jco-node-fs-darwin-x64

Native Node.js filesystem helpers for Jco

Homepage: https://github.com/bytecodealliance/jco#readme
Licenses: (Apache-2.0 WITH LLVM-exception)
Latest release: 0.3.2 (published about 2 months ago)
Last Synced: 2026-10-31T17:13:39.363Z (2 days ago)
Versions: 3
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 26,778 Last month
Rankings:
- Downloads: 5.682%
- Average: 18.867%
- Dependent repos count: 20.857%
- Dependent packages count: 30.062%
Maintainers (4)

npmjs.org: @bytecodealliance/jco-node-fs-win32-arm64-msvc

Native Node.js filesystem helpers for Jco

Homepage: https://github.com/bytecodealliance/jco#readme
Licenses: (Apache-2.0 WITH LLVM-exception)
Latest release: 0.3.2 (published about 2 months ago)
Last Synced: 2026-10-31T17:06:12.280Z (2 days ago)
Versions: 2
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 18,058 Last month
Rankings:
- Downloads: 6.017%
- Average: 18.979%
- Dependent repos count: 20.857%
- Dependent packages count: 30.062%
Maintainers (4)

npmjs.org: @douganderson444/preview2-shim

WASI Preview2 shim for JS environments

Homepage: https://github.com/bytecodealliance/jco#readme
Licenses: (Apache-2.0 WITH LLVM-exception)
Latest release: 0.14.1 (published almost 3 years ago)
Last Synced: 2026-10-31T17:14:21.928Z (2 days ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 10 Last month
Rankings:
- Stargazers count: 3.634%
- Forks count: 4.411%
- Downloads: 12.727%
- Average: 21.722%
- Dependent repos count: 36.1%
- Dependent packages count: 51.742%
Maintainers (1)
- douganderson444

npmjs.org: @douganderson444/jco

JavaScript tooling for working with WebAssembly Components

Homepage: https://github.com/bytecodealliance/jco#readme
Licenses: (Apache-2.0 WITH LLVM-exception)
Latest release: 0.14.1 (published almost 3 years ago)
Last Synced: 2026-10-31T17:05:34.212Z (2 days ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 32 Last month
Rankings:
- Stargazers count: 3.634%
- Forks count: 4.411%
- Downloads: 12.869%
- Average: 21.751%
- Dependent repos count: 36.1%
- Dependent packages count: 51.742%
Maintainers (1)
- douganderson444

npmjs.org: @bytecodealliance/rolldown-plugin-jco

Rolldown and Rollup plugin for using the Jco WebAssembly component toolkit

Homepage: https://github.com/bytecodealliance/jco#readme
Licenses: (Apache-2.0 WITH LLVM-exception)
Latest release: 0.2.0 (published 25 days ago)
Last Synced: 2026-10-31T17:14:13.316Z (2 days ago)
Versions: 5
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 200 Last month
Rankings:
- Downloads: 18.968%
- Dependent repos count: 20.707%
- Average: 23.174%
- Dependent packages count: 29.848%
Maintainers (4)

crates.io: js-component-bindgen

JS component bindgen for transpiling WebAssembly components into JavaScript

Homepage: https://github.com/bytecodealliance/jco/tree/main/crates/js-component-bindgen
Documentation: https://docs.rs/js-component-bindgen/
Licenses: Apache-2.0 WITH LLVM-exception
Latest release: 2.18.0 (published 2 days ago)
Last Synced: 2026-10-31T17:05:05.022Z (2 days ago)
Versions: 101
Dependent Packages: 3
Dependent Repositories: 1
Downloads: 85,944 Total
Rankings:
- Stargazers count: 10.585%
- Forks count: 11.467%
- Dependent repos count: 16.996%
- Average: 23.853%
- Dependent packages count: 30.739%
- Downloads: 49.479%
Maintainers (4)

npmjs.org: @bytecodealliance/jco-node-fs

Native Node.js filesystem helpers for Jco

Homepage: https://github.com/bytecodealliance/jco#readme
Licenses: (Apache-2.0 WITH LLVM-exception)
Latest release: 0.3.2 (published about 2 months ago)
Last Synced: 2026-10-31T17:05:34.778Z (2 days ago)
Versions: 4
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 1,385,245 Last month
Rankings:
- Dependent repos count: 21.057%
- Average: 25.702%
- Dependent packages count: 30.347%
Maintainers (4)

npmjs.org: @bytecodealliance/jco-std

Library of shared functionality for use with the JS WebAssembly components

Homepage: https://github.com/bytecodealliance/jco#readme
Licenses: (Apache-2.0 WITH LLVM-exception)
Latest release: 0.10.0 (published 5 days ago)
Last Synced: 2026-10-31T17:14:54.352Z (2 days ago)
Versions: 17
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 117,633 Last month
Rankings:
- Dependent repos count: 23.511%
- Average: 28.712%
- Dependent packages count: 33.912%
Maintainers (4)

npmjs.org: @bytecodealliance/jco-transpile

WebAssembly Component transpilation functionality for Jco

Homepage: https://github.com/bytecodealliance/jco#readme
Licenses: (Apache-2.0 WITH LLVM-exception)
Latest release: 0.22.0 (published 2 days ago)
Last Synced: 2026-10-31T12:56:32.595Z (2 days ago)
Versions: 49
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 3,243,919 Last month
Rankings:
- Dependent repos count: 24.354%
- Average: 29.75%
- Dependent packages count: 35.145%
Maintainers (4)

npmjs.org: @golemcloud/jco

JavaScript tooling for working with WebAssembly Components

Homepage: https://github.com/bytecodealliance/jco#readme
Licenses: (Apache-2.0 WITH LLVM-exception)
Latest release: 1.4.4-golem.3 (published over 1 year ago)
Last Synced: 2026-10-31T17:05:16.009Z (2 days ago)
Versions: 9
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 72 Last month
Rankings:
- Dependent repos count: 28.045%
- Average: 34.402%
- Dependent packages count: 40.758%
Maintainers (3)

Dependencies

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@bytecodealliance/jco ^1.10.2

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