About Essential JS 2
A common package of Essential JS 2 base libraries, methods and class definitions
How many people use Essential JS 2
GitHub · npm- #66
Gridster807
- #67
Catberry.js789 - #68
Webix456
- #69
Essential JS 2449
- #70
ef.js445
- #71
Adobe Client Data Layer122
- #72
Wink115
#69 of 75 JavaScript frameworks we have counts for (of 82) · bars are GitHub stars across these neighbours; the category leader is React at 251k · as of September 19, 2026
Compare
#69 of 75 JavaScript frameworks
#68 of 75 JavaScript frameworks
The two numbers disagree - one leads on stars, the other on installs. Stars measure attention, downloads measure use.
Audit any site that runs Essential JS 2.
Enter a URL to score its stack for technology quality, version health, Lighthouse performance - and AI-readiness.
How we audit Essential JS 2
We measure the detected version against Essential JS 2's release history and grade the surrounding stack with a Lighthouse-grade quality audit. Weak or outdated links weigh more - one risky dependency can pull the whole score down.
How the score worksMore technologies in JavaScript frameworks
View all →Technology definitions from a community-maintained catalogue, licensed GPL-3.0. Attribution and source.