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Toolbox for AI builders

3AI Hub All-in-One Online Toolbox

A collection of 30+ clean, efficient, and free online tools covering AI identification, global news, media processing, and developer assistants. No download required, ready to use.

30+Online tools
AITrend aggregation
LocalBrowser-side

All Tools36

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Unix Timestamp

Convert Unix timestamp to date/time and vice versa, supports ms.

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URL Encoder/Decoder

Encode or decode URLs with UTF-8 support, essential for debugging.

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JWT Tools

Generate, parse and verify JSON Web Tokens instantly.

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Regex Tester

Real-time regex testing with support for common patterns.

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Hash Generator

Generate MD5, SHA-256, SHA-512 hashes for any text instantly.

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YAML/JSON Converter

Professional YAML/JSON conversion with syntax highlighting.

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Text Utilities

Word count, case conversion, and text cleaning tools.

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Markdown Editor

Real-time preview and HTML export for content creation.

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HTML to MD

Instantly convert webpage HTML code into clean Markdown.

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markdown to card

Convert your words into beautiful social media share cards.

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Color Converter

Convert HEX, RGB, HSL, CMYK with live preview and picker.

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Favicon Generator

Convert any image into 16x16, 32x32 and other standard website icon sizes.

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Cron Generator

Configure Cron expressions with real-time human-readable explanation.

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Password Generator

Generate high-strength secure passwords with custom rules.

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Free HTTPS Certificate

Apply for free SSL certificates via Let's Encrypt.

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AI Image Detector

Deep detection of AI-generated images using mainstream models.

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Image Compressor

Dramatically reduce image file size while maintaining quality.

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Format Converter

Convert between WebP, JPG, PNG and other common formats.

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Resize & Crop

Accurately adjust width, height, or crop to any ratio.

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Image Watermark

Add text or image watermarks to protect your copyright.

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Remove Watermark

Algorithmically remove unwanted watermarks or objects.

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Image Merge

Combine multiple images horizontally or vertically.

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Image Base64

Convert images to/from Base64 encoding strings.

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EXIF Cleaner

Remove GPS and sensitive metadata from your photos.

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Media Converter

Professional FFMPEG-based video/audio transcoding tool.

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JSON Formatter

Format, validate, and convert JSON to TS/Go/CSV code.

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PDF Expert

Merge PDFs and convert to high-quality images locally.

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Unit Converter

Fast and precise conversion for length, weight, storage, etc.

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QR Code Toolbox

Generate artistic QR codes with Logo and WiFi support.

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Document Diff

Compare two text versions with side-by-side highlighting.

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OCR Text Recognition

Extract text from images with multi-language support.

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Captcha Solver

Identify and solve captcha images with automatic calculations.

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Voice Synthesis

High-quality text-to-speech with adjustable pitch and speed.

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AI Hot News

Track the latest trends and reports in Artificial Intelligence.

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P2P File Transfer

Fast and secure local file sharing directly in browser.

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IP Lookup

Query current IP address, location, and ISP details.

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3AI Hub toolbox

3AI Hub is a browser-first toolbox focused on privacy, speed, and low-friction workflows. It combines local processing, lightweight server helpers, AI detection, image tools, document conversion, trending news, and developer utilities.

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