Enlight - Performance and Error Monitoring. We keep an eye on your applications and notify you about performance issues and errors.
Code The Web Weekly - A weekly email full of resources to learn web development!
Woz U - Steve Wozniak's new tech education platform
Hackr.io - There are tons of online programming courses and tutorials, but it's never easy to find the best one. Try Hackr.io to find the best online courses submitted & voted by the programming community.
Lambda School - A full Computer Science education - free until you get a job
Tutset - Curated list of the best programming tutorials on the web.