Real browser-measured data

ARE WE WEB YET?

Tracking browser, runtime, and package support across 40 Node.js APIs and libraries.

57% 23 of 40 checks supported in-browser today
Ecosystem summary
  • HTTP clients 3/4
  • File system 2/3
  • Build tools 3/4
  • Bundlers 0/4
  • Testing 0/2
  • HTTP servers 2/4
  • Crypto 1/3
  • Templates 3/3
  • Node core APIs 9/13

ECOSYSTEM COMPATIBILITY

Supported Partial Unsupported Unknown
Package / API Node 24 KryptonNode 22 JodDeno 2Bun 1.xBrowser (latest)Safari (latest)
HTTP clients
fetch
axios
node-fetch
undici
File system
fs-extra
globby
chokidar
Build tools
esbuild
swc
tsc
sass
Bundlers
rollup
webpack
vite
parcel
Testing
vitest
jest
HTTP servers
express
fastify
h3
polka
Crypto
crypto-js
bcrypt
argon2
Templates
handlebars
ejs
pug
Node core APIs
events
stream
buffer
crypto
path
url
querystring
zlib
os
util
assert
fs
http