JS Tabby

by Daniel Larkin · Developer Tools

Manifest V3 Free

View in Chrome Web Store Data as of 16 Oct 2026

A Chrome extension to replace your new tabs with a simple javascript codepad and console

Users

−2 in 30 days

Rating

5.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#96K

#80K among extensions

Version

1.0.7

updated 25 Aug 2022

Users

monthly, 3 years

Latest, 16 Oct 2026: 70 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years

Latest, 16 Oct 2026: 7 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About JS Tabby

JS Tabby is a simple extension to make solving problems with Javascript (supporting ES6) even easier. JS Tabby replaces your 'New Tab' page with a codepad and console so that you can test and run your code on the fly. ---- Latest updates: * Added support for math.js (https://mathjs.org/) * Added support for execution performance timing ---- If you would like to report any bugs, feedback and suggestions please do via the Github repository below.