Today, we are going to say big Thank You to everyone who supports us, appreciate us, love us and always be there for us when we need them. So, how can we forget those that makes our online life easier and did the tremendous work for us. They delivered us those applications/software that help us to get the routine work done for our daily use. There are many that we can not count and list exactly but we are trying to make a list of 13 Most Essential Open Source Apps That You Probably Like To Say Thank You. And Yes! Happy Thanksgiving...WordPress As An Open Source Fastest Growing And Damanding Blogging System WordPress is a state-of-the-art publishing platform with a focus on aesthetics, web standards, and usability. WordPress is both free and priceless at the same time.