base64.host

Free browser-based Base64 encoding and decoding, plus JSON, JWT, hashing and other developer utilities.

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About the product

What does base64.host do?

base64.host is a free suite of 25 browser-based developer utilities that requires no account. It supports Base64 encoding and decoding for text, files and images, including UTF-8, emoji and URL-safe Base64. Other tools cover JSON and SQL formatting, JSON/YAML conversion, JWT parsing, hashes, UUIDs, password and QR code generation, regular expressions, text processing and timestamps. Tool inputs are processed locally in the browser, making the suite useful for quick everyday development tasks without installing software.

Who it’s for

Who should use base64.host?

Developers, QA testers and students are the clearest fit based on how the product is positioned.

Quick fit check

Best fit

Pricing: Free

Platforms: Web browser

Cost

How much does base64.host cost?

Free Check the provider’s own page for the latest pricing, packages and terms.

Directory note

Details, pricing and availability can change. We use provider information, verified owner updates and editorial review where available. Check the provider’s own page before making a purchase, booking or important decision.

Profile last updated 22 Oct 2026.
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Growth help from the team behind The Tool Directory

Built the product. Need help getting people to find, choose or keep using it?

The Tofu Group helps founders diagnose where growth is actually getting stuck — search and AI visibility, positioning, conversion, content, acquisition or retention — before adding more marketing for the sake of it.