JavaScript Formatter
Lightly format or minify JavaScript snippets.
Compact small JavaScript snippets and compare before/after size without promising production-grade minification.
Tip: MH Tools runs this utility in your browser for quick no-login use. Review generated output before publishing or sharing it.
JavaScript Minifier is part of the Developer Tools collection in MH Tools. It is designed for fast, no-login use and works well for quick browser-based tasks.
Compact small JavaScript snippets and compare before/after size without promising production-grade minification.
Step 1: Paste JavaScript.
Step 2: Minify the snippet.
Step 3: Copy the compact output.
It is lightweight and intended for small snippets, not advanced builds.
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Format, minify, and validate JSON with clean error messages.
Encode or decode URL-safe strings instantly.
Encode plain text to Base64 or decode Base64 back to text.
Generate one or many browser-safe UUIDs.
Before
49 chars
After
0 chars