GlobalComix - Professional Comics Publishing
Tapas - Tapas – Comic, Novel and Stories is free to use digital comic application by Tapas Media that puts tens of thousands of comics and web novel on your mobile device.
Comixology Unlimited - Netflix for comics and graphics novels by Amazon
Comic Cruncher - Visualize appearances per year of comic book characters 💥
Piperka - Webcomics listing and subscription manager
Breathing Halftone - Images go whoa with lots of floaty dots