1. NetBeans IDE 7.0. Develop desktop, mobile and web applications with Java, PHP, C/C++ and more. Runs on Windows, Linux, Mac OS X and Solaris. NetBeans IDE is open-source and free.

  2. The world’s most powerful open-source web development IDE just got better. Rebuilt from the ground-up. It's now much faster, customizable and includes new features to help you be more productive.

    open-source

  3. Notepad2 is a fast and light-weight Notepad-like text editor with syntax highlighting.

  4. EmEditor is a fast Unicode text editor for Windows 7/Vista/XP/2000 supporting large files...

  5. Opera Dragonfly is a cross device, cross platform debugging environment for the Opera browser-debug JavaScript, inspect and edit CSS and the DOM, and view any errors on your mobile or computer.

  6. TextPad is a powerful, general purpose editor for plain text files that is easy to use, with all the features a power user requires.

  7. TextMate brings Apple's approach to operating systems into the world of text editors.

  8. Microsoft Expression Web, part of Microsoft's Expression Studio, is an HTML editor and general...

  9. BBEdit is a professional HTML and text editor for Macintosh that provides features for editing, searching, and minipulation of text for web authors and software developers.

  10. Microsoft Visual Studio is an integrated development environment (IDE) from Microsoft.

  11. Easy Web Authoring!

  12. TextEdit is a highly versatile word processor included with OSΒ X. Learn about the editing tools and different file formats it supports.