Developer Tools

Everyday utilities for developers — encode and decode data, format and check JSON, and convert between number bases without opening a terminal. Nothing you paste is saved or shared.

Base64 Encoder / DecoderEncode and decode Base64 strings instantly in your browser. JSON Formatter & ValidatorFormat, validate and minify JSON with syntax highlighting. Number Base ConverterConvert numbers between binary, decimal, octal and hexadecimal.

Quick Utilities for Everyday Development Tasks

Developers frequently need small, fast utilities in the middle of a coding session — formatting a JSON payload, decoding a Base64 string, or converting a value between binary, decimal, and hexadecimal. Switching to a full IDE plugin or command-line tool for these one-off tasks is often more overhead than it's worth.

UTILBIT's developer tools are quick and need no install: paste your data, get an instant result and copy it back into your work. Nothing you paste is saved or shared.

Key Things to Know

  • Private by default: JSON, Base64 and number-base data stay in your browser tab and are never sent anywhere.
  • Instant Validation: The JSON Formatter flags syntax errors immediately with helpful diagnostics.
  • Multi-Base Output: The Number Base Converter shows binary, octal, decimal, and hexadecimal simultaneously.
Got Questions?

Frequently Asked Questions

Common questions about this category's tools, accuracy, and privacy.

No. Nothing you paste is sent anywhere or saved. As a general habit, still avoid pasting live passwords or secret keys into any website.
It highlights the syntax error and gives a diagnostic hint so you can quickly locate and fix the malformed section.
It's a version of Base64 encoding that replaces characters like '+' and '/' with URL-friendly equivalents so encoded data can be safely used inside URLs or filenames.
Yes. The Number Base Converter displays binary, octal, decimal, and hexadecimal representations of the same value simultaneously.
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