About AI Toolbox

A collection of 27 free, browser-based tools for developers and AI enthusiasts.

Privacy First

All file processing happens entirely in your browser. Your files, text, and data never leave your device. No uploads, no servers, no tracking of your content.

Fast & Free

Every tool works instantly with zero signup required. No accounts, no subscriptions, no hidden paywalls. All 27 tools are completely free to use.

Works Everywhere

AI Toolbox runs on any modern browser — Chrome, Firefox, Safari, Edge. The site is deployed on Cloudflare's global CDN for fast access worldwide.

Built With

AI Toolbox is built with Next.js, TypeScript, and Tailwind CSS. PDF processing uses pdf-lib and pdf.js. Document conversion uses mammoth.js and SheetJS. All tools are open source.

Tool Categories

AI Tools — Token Calculator, AI Model Comparison, Text Chunker
Document Convert — Word/Excel/PDF/URL/HTML to Markdown
PDF Tools — Merge, split, watermark, convert images
Data Convert — JSON/YAML/XML/CSV format conversion
Developer Tools — Hash, Base64, URL encode, JWT, Regex
Text Tools — Markdown editor, stats, case convert, batch replace