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Prepack

A tool for making JavaScript code run faster (by Facebook)
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What is Prepack?

Prepack is a partial evaluator for JavaScript. Prepack rewrites a JavaScript bundle, resulting in JavaScript code that executes more efficiently. For initialization-heavy code, Prepack works best in an environment where JavaScript parsing is effectively cached.
Prepack is a tool in the Javascript Utilities & Libraries category of a tech stack.
Prepack is an open source tool with 14.1K GitHub stars and 470 GitHub forks. Here’s a link to Prepack's open source repository on GitHub

Who uses Prepack?

Companies

Developers
20 developers on StackShare have stated that they use Prepack.

Prepack Integrations

Prepack Alternatives & Comparisons

What are some alternatives to Prepack?
Webpack
A bundler for javascript and friends. Packs many modules into a few bundled assets. Code Splitting allows to load parts for the application on demand. Through "loaders" modules can be CommonJs, AMD, ES6 modules, CSS, Images, JSON, Coffeescript, LESS, ... and your custom stuff.
Closure Compiler
The Closure Compiler is a tool for making JavaScript download and run faster. It is a true compiler for JavaScript. Instead of compiling from a source language to machine code, it compiles from JavaScript to better JavaScript. It parses your JavaScript, analyzes it, removes dead code and rewrites and minimizes what's left. It also checks syntax, variable references, and types, and warns about common JavaScript pitfalls.
Modernizr
It’s a collection of superfast tests or detects as we like to call them which run as your web page loads, then you can use the results to tailor the experience to the user. It tells you what HTML, CSS and JavaScript features the user’s browser has to offer.
Modernizr
It’s a collection of superfast tests or detects as we like to call them which run as your web page loads, then you can use the results to tailor the experience to the user. It tells you what HTML, CSS and JavaScript features the user’s browser has to offer.
fancybox
It is a tool that offers a nice and elegant way to add zooming functionality for images, html content and multi-media on your webpages. It is built on the top of the popular JavaScript framework jQuery and is both easy to implement and a snap to customize.
See all alternatives

Prepack's Followers
61 developers follow Prepack to keep up with related blogs and decisions.
Galileo Figaro
Christopher O'Leary
RAHUL SHARMA
MasterMatviei
nghia dang
Gustavo Riposati
Surhit Chakraborty
Max Andrade
Elena Makarenko
John Alton