crossws

npmv0.4.12TypeScript

Cross-platform WebSocket Servers for Node.js, Deno, Bun and Cloudflare Workers

Safe to adopt

Yes — crossws scores well across adoption, maintenance, weight, supply chain, and licensing. No download data reported for this package yet. Last published 20 days ago. 18 releases in the last 2 years.

?Adoption: grade ?, Not reported by this registry.
No download data reported for this package yet.
AMaintenance: grade A, Excellent.
Last published 20 days ago. 18 releases in the last 2 years.
AWeight: grade A, Excellent.
Zero runtime dependencies, about 213 KB installed.
BSupply chain: grade B, Good.
This package has a single maintainer (bus factor of 1).
ALicense: grade A, Excellent.
MIT — permissive, with no copyleft found in the dependency tree.

Grades are computed deterministically from registry metadata collected by PackageGraph — downloads, dependents, publish dates, the resolved dependency tree, maintainer count, and declared licenses. No third-party scores are used.

Install cost

What you actually take on by adding crossws to a project.

Direct dependencies

Runtime packages this one declares itself.

Total installed

Distinct packages in the full runtime tree, deduplicated the way a package manager would.

213 KB

Install size

Unpacked size of this package plus its entire runtime tree.

—

Tree depth

Longest resolved dependency chain below this package.

Compatibility

Node.js: No constraint declared
Module format: ESM + CommonJS
TypeScript: Types included
Install scripts: None

Dependencies

Declared by crossws v0.4.12. Runtime dependencies are installed with the package; dev dependencies are not.

Peer (1)

srvx >=0.11.5

Dev (29)

@cloudflare/workers-types ^5.20260819.1@types/bun ^1.3.14@types/deno ^2.7.0@types/node ^26.2.0@types/web ^0.0.354@types/ws ^8.18.1 @vitest/coverage-v8 ^4.1.11automd ^0.4.3changelogen ^0.6.2consola ^3.4.2eslint-config-unjs ^0.6.2eventsource ^5.1.0execa ^10.0.1get-port-please ^3.2.0 h3 ^2.0.1-rc.27 jiti ^2.7.0listhen ^1.10.1obuild ^0.4.38oxfmt ^0.64.0oxlint ^1.79.0rolldown ^1.2.4 srvx ^0.12.7typescript ^7.0.2uWebSockets.js github:uNetworking/uWebSockets.js#v20.57.0unbuild ^3.6.1undici ^8.10.0 vitest ^4.1.11wrangler ^4.124.0ws ^8.21.3

Used by

Popular packages that depend on crossws.

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Relationship graph

Dependencies (left) and dependents (right) of crossws.

crossws dependencies dependents

Frequently installed together

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@modelcontextprotocol/servernpm

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h3npm

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↓ 34.2M/wk◈ 8 dependents⚖ MITTS

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Release history

17 releases in the last two years, typically about 16 days apart.

Recent versions of crossws
Version	Published	Size	License
0.4.12latest	20 days ago	213 KB	MIT
0.4.11	20 days ago	209 KB	MIT
0.4.10	2 months ago	244 KB	MIT
0.4.9	2 months ago	242 KB	MIT
0.4.8	2 months ago	229 KB	MIT
0.4.7	2 months ago	225 KB	MIT
0.4.6	3 months ago	193 KB	MIT
0.4.5	5 months ago	188 KB	MIT
0.4.4	7 months ago	208 KB	MIT
0.4.3	7 months ago	209 KB	MIT
0.4.2	7 months ago	236 KB	MIT
0.4.1	1 year ago	235 KB	MIT
0.4.0	1 year ago	235 KB	MIT
0.3.5	1 year ago	264 KB	MIT
0.3.4	1 year ago	259 KB	MIT

Overview

crossws is an npm package that cross-platform WebSocket Servers for Node.js, Deno, Bun and Cloudflare Workers. It has 2 known dependents in the graph. The latest version is 0.4.12, released under the MIT license.

Who should use it

Teams working in the npm ecosystem who need cross-platform WebSocket Servers for Node.js, Deno, Bun and Cloudflare Workers and value a focused solution.

When not to use it

Consider an alternative if you need to minimize your dependency tree, or if a more actively-maintained option better fits your npm stack.

Pros

Ships TypeScript type definitions.
Clear open-source license (MIT).

Cons

Large dependency tree (30 direct dependencies) increases install size and audit surface.

Auto-generated from collected registry metadata. No external claims are inferred.

Maintainers

pi0

Frequently asked questions

Should I use crossws?

How do I install crossws?

Run `npm install crossws` to add crossws to your npm project.

What license is crossws released under?

crossws is distributed under the MIT license.

How popular is crossws?

npm does not publish download counts. Within PackageGraph's crawl, 2 known packages depend on crossws.

Is crossws still maintained?

The most recent release of crossws (v0.4.12) was published 20 days ago.

Does crossws run install scripts?

No. crossws does not define preinstall, install, or postinstall scripts, so installing it does not execute publisher-supplied code.