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Home / Technologies / AOS vs Underscore.js

AOS vs Underscore.js: who uses which

Underscore.js is on more sites: 1,226,291 against 645,468 for AOS, about 1.9 times as many. Here's how they compare across the websites we've indexed, and where each one does best.

Where each one is used

DomainAOSUnderscore.js
.com on .com309,496529,209
.de in Germany23,53273,489
.org on .org20,53555,195
.fr in France20,77836,310
.uk in the UK18,60734,026
.it in Italy10,53835,400
.pl in Poland11,93323,784
.nl in the Netherlands9,62425,391

15,202 sites run both at once.

Questions

Which is more popular, AOS or Underscore.js?

Underscore.js is on more sites: 1,226,291 against 645,468 for AOS, about 1.9 times as many, across the sites StackGrep has indexed.

Do sites use AOS and Underscore.js together?

15,202 sites load both. That's often a switch in progress, or two teams picking different tools.

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