Zscaler Web Security - Zscaler offers cloud-based web security solutions.
Uppy - The next open source file uploader for web browsers
Cyren Web Security - Cyren Web Security provides a quick-to-deploy, easy-to-manage SaaS secure web gateway for business.
Filestack - Simple file uploader and robust APIs for uploading, transforming, and delivering any file into your app. Filestack is a collection of tools and powerful APIs that make it simple to upload, transform, and deliver content.
Cisco Umbrella - Cisco Umbrella is a cloud security platform that provides the first line of defense against threats on the internet.
Uppy.io - Next open source file uploader for web browsers