Top 5 Free Developer Tools Every Coder Needs in 2025

By VexDocs Team Updated Dec 2025

Modern web development requires efficiency. Having the right utility tools at your fingertips can save hours of debugging and formatting time. Here are 5 essential tools available on VexDocs.

1. JSON Formatter & Validator

APIs often return messy, minified JSON. A good formatter makes it readable instantly.

Try JSON Formatter →

2. CSS & HTML Minifiers

Speed is a ranking factor. Minifying your code removes unnecessary whitespace and comments, reducing file size and improving load times.

Try CSS Minifier →
Try HTML Minifier →

3. SQL Formatter

Debugging complex SQL queries is a nightmare when they are all on one line. A formatter organizes keywords and clauses for better readability.

Try SQL Formatter →

4. Base64 Converter

Need to embed an image directly into CSS or HTML? Convert it to a Base64 string instantly.

Try Base64 Converter →

5. Diff Checker

Found a bug but don't know what changed? Compare two versions of text or code to highlight the exact differences.

Try Diff Checker →

Explore All Developer Tools

We have a complete suite of tools for developers.

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