Great Downloader easy to use can convert into multiple file formats. Fast and impressive
CloudFlare - Cloudflare is a global network designed to make everything you connect to the Internet secure, private, fast, and reliable.
Video DownloadHelper - Browser extension to download videos from the Web
CDN77 - Content Delivery Network - website speed acceleration with CDN77. 28+ PoPs, Pay-as-you-go prices, no commitments.
youtube-dl-gui - A cross platform front-end GUI of the popular youtube-dl written in wxPython.
KeyCDN - KeyCDN is a high-performance Content Delivery Network (CDN). Lowest price globally at $0.04/GB with HTTP/2 Support and free Origin Shield.
Youtube Video and Audio Downloader - Download YouTube videos in all available formats and extract the original audio files.