A curated collection of modern, privacy-first web utilities and file converters that process 100% of your data locally in your browser using WebAssembly and HTML5 APIs.
Unlike traditional cloud converters (like CloudConvert, iLovePDF, or Zamzar) that upload your confidential PDFs, photos, audio tracks, and databases to remote third-party servers, these tools guarantee that your sensitive files never leave your device.
Perfect for developers, privacy enthusiasts, designers, and remote professionals who want zero subscriptions, no file size limits, and full GDPR/HIPAA compliance.
Cryptomator provides transparent, client-side encryption for your cloud. Protect your documents from unauthorized access. Cryptomator is free and open source software, so you can rest assured there are no backdoors.
ExifCleaner is a free app written in Electron framework, opensource desktop GUI app to remove exif metadata from images and video files with simple drag and drop. It's built on top of the proven ExifTool library and supports fast multi-core batch processing of files.
Locally hosted tool with an interactive GUI for merging, splitting, reorganizing, compressing, converting, watermarking, and securing PDF files.
CyberChef is a simple, intuitive web app for carrying out all manner of "cyber" operations within a web browser. Runs client-side in your browser via the website or as a downloadable html file.
Using client-side WebAssembly and modern browser APIs, these tools provide fast, free, and completely private alternatives to cloud converters that log your files.
