# JavaScript bundling and HTTP performance trade-offs

DevFeed: [JavaScript bundling and HTTP performance trade-offs](<https://devfeed.tech/articles/forgo-js-packaging-not-so-fast-27386.md>)

Original publisher: [Read original article](<http://engineering.khanacademy.org/posts/js-packaging-http2.htm>)

Author: Khan Academy

Published: 2015-11-23T23:00:00Z

Content type: article

Language: en

Sources: [Khan Academy](<https://devfeed.tech/sources/khan-academy.md>)

Topics: [JavaScript](<https://devfeed.tech/topics/javascript.md>), [HTTP](<https://devfeed.tech/topics/http.md>), [Caching](<https://devfeed.tech/topics/caching.md>), [browserify](<https://devfeed.tech/topics/browserify.md>), [Webpack](<https://devfeed.tech/topics/webpack.md>)

Tags: [browserify](<https://devfeed.tech/tags/browserify.md>), [cache](<https://devfeed.tech/tags/cache.md>), [engineering](<https://devfeed.tech/tags/engineering.md>), [http](<https://devfeed.tech/tags/http.md>), [infrastructure](<https://devfeed.tech/tags/infrastructure.md>), [js](<https://devfeed.tech/tags/js.md>), [news](<https://devfeed.tech/tags/news.md>), [webpack](<https://devfeed.tech/tags/webpack.md>)

## AI overview

The article examines trade-offs between bundling JavaScript files, serving them separately, and using semantically related bundles. It explains how these approaches balance HTTP request overhead, browser fetch limits, cacheability, and unused downloaded code.

## Source excerpt

By Craig Silverstein Bundling JavaScript files The traditional advice for web developers is to bundle the JavaScript files ... Read more