How many companies use ExtJS vs Immutable.js?

25,863 companies use ExtJS and 69 companies use Immutable.js in our database. ExtJS is more widely adopted with 374.8x more companies than Immutable.js.

Can I get a list of companies using both ExtJS and Immutable.js?

Yes. AgentData tracks companies using both tools. Sign up free to access the full list with emails, tech stacks, and contacts via CSV or API.

ExtJS vs Immutable.js

ExtJS is used by 25,863companies — 374.8x more than Immutable.js (69).

25,863 use ExtJS69 use Immutable.js

Side-by-side comparison

	ExtJS	Immutable.js
Companies	25,863	69
Category	JS Framework	Hosting

Company adoption

Top companies using ExtJS

ICEtmcbonds.com

Pictogram.sepictogram.se

El Universal Clasificadoseluniversalclasificados.com

Veh�culos Wow!!!clasiwow.com

NetExambuy-learning.qlik.com

Top companies using Immutable.js

dmg mediadmgmedia.co.uk

Affstoreaffstore.com

Audiomobaudiomob.com

ALKIMIalkimi.org

1weather1weatherapp.com

Get the full comparison

25,932 companies with emails, tech stacks, and contacts

Start free →

1,000 lookups · API access · CSV exports

API access

GET /api/v1/tech?name=extjs

From the makers of AgentData

DragApp

AI-powered shared inbox, help desk, and team collaboration — inside Gmail. 200K+ users.

Try DragApp free →

HeyHelp

AI email assistant inside Gmail. Drafts, sorts, follows up.

Try HeyHelp free →

Oneway

All-in-one customer platform — live chat, email, automations, changelogs & roadmaps with AI.

Try Oneway →

Related comparisons

ExtJS vs HSTSCompare →HSTS vs Immutable.jsCompare →Atlassian Jira vs ExtJSCompare →Atlassian Jira vs Immutable.jsCompare →ExtJS vs LoglibCompare →Immutable.js vs LoglibCompare →

View individually

Companies using ExtJS→

Companies using Immutable.js→

Frequently asked questions

Need this data via API?

Access technology comparison data programmatically via REST API or MCP.

API docs →