Uploadcare - File uploading, media processing & content delivery for modern web apps
Uppy - The next open source file uploader for web browsers
hat.sh - Free, fast, secure and serverless file encryption
File Juggler - File Juggler is a Windows utility for automatic file management.
Cryptee - Cryptee is a safety and privacy focused, encrypted and cross-platform personal data storage service. You can write personal documents, notes, journals, store photos and all sorts of other files.
Pixie - Pixie is a free, open source web application that will help you quickly create your own website. Many people refer to this type of software as a content management system (cms), we prefer to call it a small, simple, website maker.