Communities with 100 Million+ Users

A list of social networks and communities with more than 100 million active users.

Speech Recognition (apps)

Business Apps

Online Learning

Websites, blogs and education platforms for Online Learning.

Email Follow-up (tools)

Tools that send friendly follow-up messages to your email recipients.

To-Do (apps)

Apps and websites for creating and managing to-do lists.

Cloud Service Providers

Enjoy the power of the cloud with these services.

Price Comparison Sites (online shopping)

Hacker News Web Clients

Personal Websites

Students

Must use sites for school and university students.

Online Learning

Online learning can take you places. Here are some sites that offer some of the best courses, resources and tutorials.

Best of the Web

If you love the internet, you must know these websites.

Mobile App Development

Everything related to mobile app development.

Startup Accelerators (official)

Startup accelerators with their official websites.

Discovery Portals

Portals where you can discover mobile apps, websites & content on internet.