list will be completed later 🙂

Business

StartUps

Marketing

Business

Web Design & Development

Online Tools

Learning

Language

  • FreeRice.com improve your English vocabulary, and for free donate rice to hungry people(via UN’s World Food Organization).
  • DuoLingo.com is best online tool to learn a new language efficiently and absolutely free
  • Memrise.com Learn and Memories a new language or subject
  • EnglishCentral.com is not completely free but it’s one of the best ways to learn English
  • livemocha.com fun and effective language learning experience
  • verbling.com is one the best way to learn a new language
  • busuu.com has language learning communities, online courses and mobile aps.

Self Improvement

Sites

If I you know of any site in these categories that can compete with this collection or is more useful to readers please contact me and send a link.