Developer Code Tools

Format, validate, and convert code and data structures directly in your browser. Clean up JSON, XML, HTML, CSS, and JavaScript, test APIs, and prepare data efficiently without switching tools.

JSON Formatter

Code

Validate and format JSON data.

Base64 Encode/Decode

Code

Convert text/files to Base64 and back.

HTML Beautifier

Code

Format and beautify HTML code.

CSS Beautifier

Code

Format and beautify CSS code.

JS Beautifier

Code

Format and beautify JavaScript code.

XML Formatter

Code

Format and beautify XML code.

Regex Tester

Code

Test and debug regular expressions.

NPM Package Viewer

Code

Explore NPM package details.

CSV to JSON

Code

Convert CSV data to JSON format.

JSON to CSV

Code

Convert JSON data to CSV format.

Unix Timestamp

Code

Convert Unix timestamps to dates.

REST API Reader

Code

Test and inspect REST API endpoints.

RSS Feed Reader

Code

Preview and read RSS/Atom feeds.

Live Code Preview

Code

Write and preview HTML, CSS, and JS code.

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