JavaScript Unminifier Tool
The JavaScript Unminifier Tool is a lightweight, web-based utility designed to take minified JavaScript code (typically compressed to reduce file size) and convert it back into a human-readable, formatted version. It’s ideal for developers, learners, or anyone needing to understand or debug compacted JavaScript files.
Key Features
- Unminify (Beautify) JavaScript Code
- Uses the popular js-beautify library to add indentation, spacing, and line breaks to minified code.
- Makes code easier to read, understand, and debug.
- Copy to Clipboard
- Allows users to quickly copy the unminified code with a single click.
- Useful for pasting into an IDE, online editors, or code sharing platforms.
- Download as
.js
File- Lets users save the unminified JavaScript code as a file (
unminified.js
) on their computer. - Great for archiving, editing, or further development.
- Lets users save the unminified JavaScript code as a file (
Key Features
- Paste minified code into the first textarea.
- Click "Unminify" — the tool processes and displays the formatted code.
- Optionally:
- Click "Copy to Clipboard" to copy the output.
- Click "Download" to save it as a JavaScript file.
Use Cases
- Understanding third-party minified code.
- Debugging compressed scripts in older projects.
- Learning from compressed examples.
- Refactoring legacy codebases.
Privacy & Security
- The tool runs entirely in your browser.
- No data is sent to a server — your code stays private and secure.