
VWO
AB Tasty
Google Analytics
Google Marketing Platform
PractiTest
Azure DevOps
Micro Focus ALM
A/B testing you'll actually use.

Vite
Webpack
rollup.js
Parcel
Next.js
Node.js
React
An extremely fast JavaScript bundler and minifier
Which is more popular?
Based on our record, esbuild seems to be more popular. It has been mentioned 153 times since March 2021.
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | optimizely.com | esbuild.github.io |
| Pricing | ||
| Company | Startup from the United States | — |
| Listed in |
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


No analysis of Optimizely yet.
Overall verdict
Why this product is good
Recommended for
Esbuild is recommended for developers who work on large projects and need a bundler that can significantly reduce build times. It is ideal for those who prefer using cutting-edge tools and technologies in their workflow. Additionally, it's suitable for developers who need to support modern JavaScript features and are looking for a straightforward configuration process.
Walkthroughs and reviews on video.
Optimizely Review | A/B Testing | Pearl Lemon Reviews
More videos
ESBuild and SWC: Worth your time?
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Optimizely and esbuild. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Optimizely is a lower cost entry tool for anyone looking to do website testing. While their pricing structure has changed over the years it still is a pretty cost effective solution. It is easy to get tests up and...
Optimizely is more of a personalization tool but you cannot ignore its A/B testing superiority. It helps you put the face of the most appealing site in front of customers. There’s a lot of things that are good in this...
Optimizely is a well known A/B testing and experimentation tool for both web and mobile. It claims to be built for the enterprise with features like roles, permissions, and two-factor authentication while still...
We have no reviews of esbuild yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Tracking Optimizely since Mar 2021.
Vite uses esbuild written in Go, absurdly fast to pre-process your node_modules dependencies. - Source: dev.to / 4 months ago
The Metadata section tells SAM how to build your TypeScript code. Instead of running tsc and bundling manually, SAM uses esbuild — a JavaScript/TypeScript bundler. It compiles your TypeScript, minifies the output, generates sourcemaps... - Source: dev.to / 4 months ago
The reality is simple: minification was never security. It's a size optimization that bundlers like esbuild, Webpack, and Rollup do by default. Variable renaming slows down human readers but LLMs read minified code like you read... - Source: dev.to / 6 months ago
When comparing Optimizely and esbuild, you can also consider the following products.

Use VWO to tweak, optimize & personalize your website with minimal IT help.
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AB Tasty is an all-inclusive platform for conversion rate optimization, personalization, customer activation, and testing.
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Webpack is a module bundler. Its main purpose is to bundle JavaScript files for usage in a browser, yet it is also capable of transforming, bundling, or packaging just about any resource or asset.
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Improve your website to increase conversions, improve the user experience, and make more money using Google Analytics. Measure, understand and quantify engagement on your site with customized and in-depth reports.
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Rollup is a module bundler for JavaScript which compiles small pieces of code into a larger piece such as application.
Compare rollup.js to Optimizely or esbuild: