Focused AI tool collection

A small, practical set of AI utilities for everyday work.

Tool Box starts from simple QR, image and text tools, and is gradually evolving into a lightweight AI toolbox for creators and developers.

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Early-stage project, iterating in public.

Side project

Built and maintained by a small team

Growing

We are slowly adding more AI features

Dozens

Hand-picked utilities you can actually use

Practical

Task-focused flows

Each tool solves a small, concrete task instead of trying to be a general chatbot.

Global

Multilingual by default

Ship localized experiences with automatic locale detection and instant translation.

Privacy

Private by design

On-device preprocessing keeps sensitive assets and prompts inside your workspace.

Launch-ready building blocks

Pick from our curated library of daily utilities or remix them into your own workspace.

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Featured tools

Pick from our curated library of daily utilities or remix them into your own workspace.

Image Compressor

Reduce file size while maintaining quality with customizable settings.

Format Converter

Convert between JPEG, PNG, WebP, BMP, and GIF formats with quality control.

Resize Image

Resize images by pixels or percentage with aspect ratio control.

Image Tools

Image processing, format conversion, compression and optimization

Image Compressor

Reduce file size while maintaining quality with customizable settings.

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Format Converter

Convert between JPEG, PNG, WebP, BMP, and GIF formats with quality control.

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Resize Image

Resize images by pixels or percentage with aspect ratio control.

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Image Cropper

Trim images to any ratio, rotate, zoom, and export as PNG, JPG, or WebP.

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Add Watermark

Tile or single text watermark with angle, color and opacity.

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Convert to ICO

Convert images to ICO format with multiple common size options.

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Base64 Converter

Convert between images and Base64 encoding, supports multiple formats, completely local processing.

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Logo Generator

Quickly generate professional logo designs with customizable text, shapes and colors.

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SVG Pattern Generator

Design seamless stripes, grids, dots, and wave backgrounds with instant SVG export.

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Coding Tools

Encoding, decoding and format conversion tools

Base64 Encode/Decode

Encode strings to Base64 or decode Base64 to strings, completely local processing.

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JSON Formatter

Format, beautify and validate JSON data with collapsible view for easy reading and editing.

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URL Encode/Decode

Encode strings to URL format or decode URL encoded strings, completely local processing.

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Color Tools

Color format conversion and manipulation tools

HEX to RGBA Converter

Convert HEX color codes to RGBA format with adjustable transparency.

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RGBA to HEX Converter

Convert RGBA color values to HEX format, supports value or string input.

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Color Shade Generator

Generate color shades from light to dark based on a base color.

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CSS Tools

Common CSS helper utilities

CSS Gradient Generator

Visually build linear or radial gradients, preview and copy CSS code.

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CSS Box Shadow Generator

Design soft or sharp shadows for cards, avatars, or headers, then copy the CSS.

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CSS Triangle Generator

Create CSS-only triangles in any direction, customize color and size, and copy the code.

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Other Tools

More useful tools

QR Code Generator

Enter text/URL, customize colors, and optionally embed a logo.

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QR Code Parser

Upload image to detect QR/Barcode, validate and open URL quickly.

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Strong Password Generator

Create unpredictable passwords with your preferred length, letters, numbers, and symbols.

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Barcode Generator

Generate professional barcodes in multiple formats with customizable line width and height.

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Video Tools

Video parsing and processing tools

Video Parser

Automatically detect the source site and parse video info, including title, cover, playback URL, and image sets for some posts.

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Focused AI tool collection

One place for your everyday tools

Use Tool Box when you need quick QR, image and small AI utilities in the browser, without installing anything.

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