1. TabNine

    TabNine is the all-language autocompleter. We use deep learning to help you write code faster.

  2. Ruby Toolbox

    Explore and compare open source Ruby libraries

  3. LibHunt

    Helping developers to find the right software libraries to get their job done.

  4. Kite

    Kite helps you write code faster by bringing the web's programming knowledge into your editor.

  5. YouCompleteMe

    Code-completion engine for Vim

  6. code.labstack.com

    Multi language programming playground for developers.

  7. repl.it

    Online Interpreters in JavaScript. Online coding and REPL. Run and share code.

  8. Lumnify

    We help you understand code and programming from a non-technical perspective. We can help you with recruitment, team and project management.

  9. SwiftStudio

    Next Generation IDE for Swift Development

  10. CodePen

    A front end web development playground.

  11. Xcode

    Xcode 4 is the new version of Apple’s powerful integrated development environment for creating great apps for Mac, iPhone, and iPad. Xcode 4 includes the Xcode IDE, instruments, iOS Simulator, and the latest Mac OS X and iOS SDKs.

  12. JSFiddle

    Test your JavaScript, CSS, HTML or CoffeeScript online with JSFiddle code editor.