General Tool Hub

Useful web utilities for everyone that run entirely in your browser

All processing happens on your device. No uploads, no data transmission, completely private.

Available Tools

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File to Base64

Convert any file to Base64 encoding directly in your browser. Perfect for embedding images in HTML/CSS or data URIs.

Try it →
🎲

Lucky Draw

Randomly select winners from a list of participants. Fair, transparent, and cryptographically secure for giveaways and raffles.

Try it →
🃏

Big Two Settlement Calculator

Calculate settlement amounts for 4-player Big Two (鋤大弟) card games using the "vs. all three" rule. Fair and accurate.

Try it →
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Base64 to File

Decode Base64 strings back to original files. Quick and private file recovery.

Coming Soon
📝

JSON Formatter

Format, validate, and beautify JSON data with syntax highlighting and error detection.

Coming Soon
🔗

URL Encoder/Decoder

Encode and decode URLs for safe transmission and proper formatting in web applications.

Coming Soon
🔐

Hash Generator

Generate MD5, SHA-1, SHA-256, and SHA-512 hashes for passwords, files, and data integrity.

Coming Soon
🎨

Color Converter

Convert between HEX, RGB, HSL, and other color formats for design and development.

Coming Soon

Why Use Our Tools?

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Privacy First

All processing happens in your browser. Your data never leaves your device.

⚡

Instant Results

No server roundtrips means lightning-fast conversions and transformations.

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Always Free

No registration, no paywalls, no usage limits. Free forever.

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Mobile Ready

Fully responsive design works on all devices, from phones to desktops.