CloudFlare - Cloudflare is a global network designed to make everything you connect to the Internet secure, private, fast, and reliable.
Springtomize - Tear down the walls
Amazon CloudFront - Amazon CloudFront is a content delivery web service.
Cylinder - Sexy homescreen icon animations
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.
SwitcherMod - SwitcherMod lets you customize the iOS4 multitasking bar.