When comparing Codio vs CodeTasty, the Slant community recommends Codio for most people. In the question“What are the best cloud IDEs?” Codio is ranked 12th while CodeTasty is ranked 13th.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Designed to teach programming

Pro Fully functional terminal
Codio gives you full access to a terminal, with all the ubuntu commands. You can use the terminal within the page, or you can access by SSH from your computer.
Pro Emmet
Emmet support for a whole range of features that really boost productivity when working with HTML and CSS. These features include expanding abbreviations into full HTML or CSS as well as some very powerful keyboard shortcuts.
Pro BitBucket integration
It's possible to launch Codio from within BitBucket's repo by adding Codio integration as an add-on.
Pro Server-side environment

Pro Node.js included by default.
Pro Monokai
Includes Monokai style theme by Luigi Maselli.
Pro Beautiful, user friendly website
The website has a beautiful design and is very easy to nagivate and find what you're looking for.
Pro Code complete
Best code completion for php, javascript and css.
Pro Smooth
The entire IDE interface is smooth and flexible, making it easy to use for any developer.
Cons
Con Private projects aren't free
The pricing plan looks too restrictive comparing to other Coding Cloud solutions.
Con Young project
CodeTasty is a fairly new IDE and still has some catching up to do in terms of community size and ironing out bugs.
