What is Babel written in?

JavaScript compiler that compiles ES2015+ code into backwards compatible JavaScript for older versions of browsers.

Toolchain Year 2014

JavaScript transpiler letting modern JS run in older environments; written in JavaScript.

The Babel compiler is written in JavaScript (well-documented).

Quick Facts

Developer
Sebastian McKenzie and Marijn Haverbeke
First released
2014
License
MIT License
Website
babeljs.io

About Babel

Babel is a JavaScript compiler that compiles ES2015+ code into backwards compatible JavaScript for older versions of browsers.

Babel first appeared in 2014. Development is led by Sebastian McKenzie and Marijn Haverbeke. Today Babel is one of the most widely used programming languages in the world.

How Babel is implemented

In the Language Lineage dataset, its compiler is written in JavaScript.

Sources: Wikipedia · Wikidata · Official site

Relationship Graph

All directly connected languages. Click any node to navigate to its page.

Compiler Implementation

LanguageConfidenceNotesSource
JavaScript 95% Babel is written in JavaScript. Source

Frequently Asked Questions

What language is Babel written in?
Babel is primarily implemented in JavaScript. See the implementation section above for details and source references.
When was Babel first released?
Babel was first released in 2014.

Evidence Sources

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