CapyBar – A client-side developer toolkit with formatters, encoders, and generators

Summary: CapyBar is a free, fast developer toolkit offering 11 client-side tools including JSON, SQL, HTML, and CSS formatters, Base64 and URL encoders, JWT decoder, UUID and password generators, color and Unix timestamp converters. It supports English, Korean, and Japanese, works offline as a PWA, and is built with Next.js 14.

What it does

CapyBar provides multiple developer utilities that run entirely in the browser, ensuring data privacy. It features interactive feedback from a capybara mascot reacting to user input and supports offline use.

Who it's for

It is designed for developers who frequently use formatting, encoding, and generation tools during coding and debugging.

Why it matters

CapyBar addresses the need for a lightweight, ad-free, and privacy-focused toolkit that consolidates common developer utilities in one place.