Free, private, browser-based file processing. Your files never leave your device.
🌐 Visit MiOffice.app • PDF Tools • Image Tools • AI Tools
MiOffice 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.
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
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.
MiOffice uses cutting-edge WebAssembly technology for near-native processing speed directly in your browser. No software installation required.
No file size limits. No daily usage caps. No watermarks. No accounts required. Just open mioffice.ai and start processing.
Runs in any modern browser — Chrome, Firefox, Safari, Edge. Desktop or mobile. No plugins or extensions needed.
Client-side processing means no upload/download wait times. Your files are processed instantly using your device's computing power.
MiOffice 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
- 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
This project is licensed under the MIT License — see the LICENSE file for details.
Built with ❤️ by JSVV SOLS LLC