AiBrush Helpers - Free, Secure Web Tools

30 free, privacy-first web tools. All processing happens in your browser - no data uploaded.

AI Tools

Languages Polisher - AI-powered grammar correction across 25+ languages
Animation Generator - AI motion studio for animated visuals

Image Tools

Image Converter - Convert between PNG, JPG, WebP, AVIF, BMP
Image Cropper & Resizer - Crop, resize, and rotate images
Image Metadata Viewer - View and remove EXIF metadata from images
Image Color Picker - Pick colors from images with magnifier
Screenshot Beautifier - Add backgrounds, shadows, and rounded corners
SVG to PNG Converter - Convert SVG files to PNG at any resolution
Favicon Generator - Generate all favicon sizes and web manifest
HEIC to JPG Converter - Convert iPhone HEIC photos to JPG

QR & Barcode

QR Code Generator - Generate QR codes from text, URL, WiFi, vCard
QR Code Reader - Scan QR codes from camera or image
Barcode Generator - Generate barcodes in Code128, EAN, UPC formats

Developer Tools

JSON Formatter & Validator - Format, validate, minify JSON
CSV ↔ JSON Converter - Convert between CSV and JSON formats
YAML ↔ JSON Converter - Convert between YAML and JSON formats
Base64 Encoder/Decoder - Encode and decode Base64 text and files
URL Encoder/Decoder - Encode and decode URL components
Hash Generator - Generate MD5, SHA-1, SHA-256, SHA-512 hashes
UUID Generator - Generate UUID v4, v7, ULID, and nanoid
Unix Timestamp Converter - Convert between timestamps and dates
Color Converter - Convert colors, generate palettes, check WCAG contrast
Diff Checker - Compare two texts and highlight differences

File Tools

File Hash Checker - Compute and verify file hashes
ZIP/Unzip - Create and extract ZIP archives in-browser

Utilities

Password Generator - Generate strong, secure passwords
Share Text - Encrypted text sharing with expiration
Word Counter - Count words, characters, sentences, and reading time

Underline PDF | AiBrush Helpers

Underline PDF text lines or page areas in your browser with color, stroke width, page range, placement, and local export controls.