StackPath - Secure Content Delivery Network, DDoS, WAF Service
CarrierWave - Solution for file uploads for Rails, Sinatra and other Ruby web frameworks.
Avast - Avast security software products are developed for Microsoft Windows, Mac OS X, Android and Linux users by AVAST Software.
Uppy - The next open source file uploader for web browsers
Flexera Software Vulnerability Manager - Flexera Software Vulnerability Manager provides solutions to continuously track, identify and remediate vulnerable applications.
tus.io - File Uploads