Cashback Sites (online shopping)

Recommender Systems (open-source)

This list contains most of the non-SaaS recommender systems that are open-source.

Hacker News Mobile Web Clients

Download Managers (software)

Online Schools in US (official)

Following is a list of virtual schools—coursework from an accredited private school or accredited not-for-profit or publicly funded institution in United States

Free Online Web Series

Personality Test (sites)

List of sites that help you take various kinds of personality and psychology tests.

Webmail Providers

Email service providers that use web as the interface. They manage all email servers and provide a webmail interface to users for sending and receiving emails.

Job Portals of Companies

Official job portals of companies.

Resume Samples, Examples and Templates

Calendar and Scheduling (apps)

Price Tracking Sites (online shopping)