Data Converters

Convert data between formats — CSV, JSON, Markdown, timestamps, query strings, and more.

Unix Timestamp Converter

Date/time format

Query String ↔ JSON Converter

Convert URL parameters to JSON and vice versa

YAML to JSON Converter

Convert YAML and JSON

Markdown ↔ HTML ↔ Plaintext

Convert Markdown to HTML, HTML to Markdown, or plain text

Binary to Decimal Converter

Binary number conversion

Base Converter

Convert numbers between binary, octal, decimal, hex, and custom bases.

Base64 Image Converter

Encode images to Base64 and decode Base64 to images — offline.

Image Base64 Optimizer

Compress, resize, and optimize Base64 images in your browser.

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Why Use ToolMateX

Tired of bloated tool websites with 10 ads per click? This platform is built for speed, simplicity, and reliability. Whether you're debugging JSON or testing colors, we’ve got your back.

Free to Use, Forever

All tools run right in your browser, fast, reliable, and available whenever you need them. No ads, and nothing to install.

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Works Offline (Most of Them)

Most of my tools work directly in your browser without needing a server. Perfect for fast workflows (even if you’re offline).

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Made by a 1-Person Team

Made by someone who actually uses these tools daily. It’s fast, clean, and made with your workflow in mind, not corporate KPIs.

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