What is BlitzTools?

BlitzTools is a free, browser-based file processing platform with 66+ tools for PDF, image, video, and AI-powered operations. Everything runs 100% client-side using WebAssembly — your files never leave your device.

No uploads. No servers. No subscriptions. Just tools that work.

🖼️ Image Tools

| Tool | Description | Link | |------|-------------|------| | Image Compressor | Compress images without quality loss | Open Tool | | Image Resizer | Resize images to any dimension | Open Tool | | Image Cropper | Crop images with precision controls | Open Tool | | Image Converter | Convert between PNG, JPG, WebP, GIF, BMP, TIFF | Open Tool | | WebP to PNG | Convert WebP images to PNG format | Open Tool | | WebP to JPG | Convert WebP images to JPG format | Open Tool | | JPG to WebP | Convert JPG images to WebP format | Open Tool | | PNG to JPG | Convert PNG images to JPG format | Open Tool | | Image to PDF | Convert images to PDF documents | Open Tool | | Bulk Image Resize | Resize multiple images at once | Open Tool |

📄 PDF Tools

| Tool | Description | Link | |------|-------------|------| | Merge PDF | Combine multiple PDF files into one | Open Tool | | Split PDF | Split PDF into individual pages or ranges | Open Tool | | Compress PDF | Reduce PDF file size | Open Tool | | DOC to PDF | Convert Word documents to PDF | Open Tool | | XLSX to PDF | Convert Excel spreadsheets to PDF | Open Tool | | PDF to Images | Convert PDF pages to images | Open Tool | | Rotate PDF | Rotate PDF pages | Open Tool | | Protect PDF | Add password protection to PDF | Open Tool | | Unlock PDF | Remove password from PDF | Open Tool | | PDF Editor | Edit PDF documents in the browser | Open Tool |

🤖 AI-Powered Tools

| Tool | Description | Link | |------|-------------|------| | AI Object Removal | Remove unwanted objects from images using AI | Open Tool | | AI Background Removal | Remove image backgrounds with AI | Open Tool | | AI Face Swap | Swap faces in images using AI | Open Tool |

🎬 Video Tools

| Tool | Description | Link | |------|-------------|------| | Video Compressor | Compress video files in the browser | Open Tool | | Video Converter | Convert between video formats | Open Tool | | Video to GIF | Create GIFs from video clips | Open Tool | | Video Trimmer | Trim video clips | Open Tool |

📦 File Tools

| Tool | Description | Link | |------|-------------|------| | ZIP Creator | Create ZIP archives in the browser | Open Tool | | ZIP Extractor | Extract ZIP files | Open Tool | | File Converter | Convert between file formats | Open Tool |

Why BlitzTools?

🔒 Privacy First

Your files are processed entirely in your browser. Nothing is uploaded to any server. We can't see your files even if we wanted to — because they never leave your device.

⚡ WebAssembly Powered

BlitzTools uses cutting-edge WebAssembly technology for near-native processing speed directly in your browser. No software installation required.

🆓 Free & Unlimited

No file size limits. No daily usage caps. No watermarks. No accounts required. Just open blitztools.app and start processing.

🌍 Works Everywhere

Runs in any modern browser — Chrome, Firefox, Safari, Edge. Desktop or mobile. No plugins or extensions needed.

🚀 Lightning Fast

Client-side processing means no upload/download wait times. Your files are processed instantly using your device's computing power.

Tech Stack

BlitzTools is built with modern web technologies:

• Next.js — React framework with SSR and static generation
• TypeScript — Type-safe development
• WebAssembly — Near-native performance in the browser
• Web Workers — Non-blocking background processing
• ONNX Runtime — AI model inference in the browser
• pdf-lib — PDF manipulation
• Tailwind CSS — Utility-first styling

Related Projects

• jpegtopdfconverter.com — JPEG to PDF conversion
• mergepdf-files.com — Merge PDF files online
• convert-resize-images.com — Image conversion and resizing
• pdf-editor-for-mac.com — PDF editing tools
• aboutpdf.net — PDF resources and tools

License

This project is licensed under the MIT License — see the LICENSE file for details.