Shadow Tools

Streamline Your Development Workflow

A carefully crafted collection of developer utilities designed to make your life easier. Simple, efficient, and ready when you need them.

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Lightning Fast

All tools run locally in your browser with zero server delay.

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Privacy First

Your data never leaves your device. No tracking, no storage, no worries.

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Dark Mode

Easy on the eyes with automatic theme detection and toggle support.

Available Tools

Base64 Encoder/Decoder

Convert text to and from Base64 format with support for URL-safe encoding.

Envelope Address Printer

Format and print addresses on various envelope sizes with custom fonts and styling.

JSON Escape/Unescape

Escape special characters in a string to make it valid JSON, or unescape a JSON string to retrieve the original content.

JavaScript Minifier

Minify your Javascript

WebP Converter

Convert .jpg or .png image files to .webp for smaller file sizes with no quality loss.

CSS Combiner

Combine and deduplicate style definitions in HTML and CSS files.

Binary Converter

Convert files and text to binary and back.

Image Compressor

Compress images of most file types to have a smaller file size. Accepts single images or folders as input and can output a zipped folder.

Markdown Converter

Input Markdown text and convert it to Rich Text or Plain Text.

JSON, TOML, YAML Converter

Input any of JSON, YAML, or TOML and convert between the other formats, including TOML dotted and TOML table styles.

Image Resize

Input an image and resize it with the options of compression and format changes. Resize multiple images and download as a ZIP.